chore: update integration test flakiness

chore: fix openapi specs, lint issues and fix tests
chore: minor changes to naming
2026-06-10 19:00:34 +01:00 · 2026-06-10 18:28:15 +05:30 · 2026-06-10 17:57:31 +05:30 · 2026-06-10 17:57:31 +05:30 · 2026-06-10 17:57:31 +05:30 · 2026-06-10 17:57:31 +05:30
315 changed files with 27755 additions and 2847 deletions
--- a/.github/workflows/build-staging.yaml
+++ b/.github/workflows/build-staging.yaml
@@ -64,6 +64,10 @@ jobs:
        run: |
          mkdir -p frontend
          echo 'CI=1' > frontend/.env
+          echo 'VITE_SENTRY_AUTH_TOKEN="${{ secrets.SENTRY_AUTH_TOKEN }}"' >> frontend/.env
+          echo 'VITE_SENTRY_ORG="${{ secrets.SENTRY_ORG }}"' >> frontend/.env
+          echo 'VITE_SENTRY_PROJECT_ID="${{ secrets.SENTRY_PROJECT_ID }}"' >> frontend/.env
+          echo 'VITE_SENTRY_DSN="${{ secrets.SENTRY_DSN }}"' >> frontend/.env
          echo 'VITE_TUNNEL_URL="${{ secrets.NP_TUNNEL_URL }}"' >> frontend/.env
          echo 'VITE_TUNNEL_DOMAIN="${{ secrets.NP_TUNNEL_DOMAIN }}"' >> frontend/.env
          echo 'VITE_PYLON_APP_ID="${{ secrets.NP_PYLON_APP_ID }}"' >> frontend/.env
--- a/.github/workflows/integrationci.yaml
+++ b/.github/workflows/integrationci.yaml
@@ -39,10 +39,12 @@ jobs:
      matrix:
        suite:
          - alerts
+          - basepath
          - callbackauthn
          - cloudintegrations
          - dashboard
          - ingestionkeys
+          - inframonitoring
          - logspipelines
          - passwordauthn
          - preference
@@ -83,7 +85,7 @@ jobs:
        run: |
          cd tests && uv sync
      - name: webdriver
-        if: matrix.suite == 'callbackauthn'
+        if: matrix.suite == 'callbackauthn' || matrix.suite == 'basepath'
        run: |
          wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | sudo apt-key add -
          echo "deb http://dl.google.com/linux/chrome/deb/ stable main" | sudo tee -a /etc/apt/sources.list.d/google-chrome.list
--- a/cmd/community/server.go
+++ b/cmd/community/server.go
@@ -91,7 +91,7 @@ func runServer(ctx context.Context, config signoz.Config, logger *slog.Logger) e
 		sqlstoreProviderFactories(),
 		signoz.NewTelemetryStoreProviderFactories(),
 		func(ctx context.Context, providerSettings factory.ProviderSettings, store authtypes.AuthNStore, licensing licensing.Licensing) (map[authtypes.AuthNProvider]authn.AuthN, error) {
-			return signoz.NewAuthNs(ctx, providerSettings, store, licensing)
+			return signoz.NewAuthNs(ctx, providerSettings, store, licensing, config.Global)
 		},
 		func(ctx context.Context, sqlstore sqlstore.SQLStore, config authz.Config, _ licensing.Licensing, _ []authz.OnBeforeRoleDelete) (factory.ProviderFactory[authz.AuthZ, authz.Config], error) {
 			openfgaDataStore, err := openfgaserver.NewSQLStore(sqlstore, config)
--- a/cmd/enterprise/server.go
+++ b/cmd/enterprise/server.go
@@ -107,17 +107,17 @@ func runServer(ctx context.Context, config signoz.Config, logger *slog.Logger) e
 		sqlstoreProviderFactories(),
 		signoz.NewTelemetryStoreProviderFactories(),
 		func(ctx context.Context, providerSettings factory.ProviderSettings, store authtypes.AuthNStore, licensing licensing.Licensing) (map[authtypes.AuthNProvider]authn.AuthN, error) {
-			samlCallbackAuthN, err := samlcallbackauthn.New(ctx, store, licensing)
+			samlCallbackAuthN, err := samlcallbackauthn.New(ctx, store, licensing, config.Global)
 			if err != nil {
 				return nil, err
 			}

-			oidcCallbackAuthN, err := oidccallbackauthn.New(store, licensing, providerSettings)
+			oidcCallbackAuthN, err := oidccallbackauthn.New(store, licensing, providerSettings, config.Global)
 			if err != nil {
 				return nil, err
 			}

-			authNs, err := signoz.NewAuthNs(ctx, providerSettings, store, licensing)
+			authNs, err := signoz.NewAuthNs(ctx, providerSettings, store, licensing, config.Global)
 			if err != nil {
 				return nil, err
 			}
--- a/conf/example.yaml
+++ b/conf/example.yaml
@@ -440,6 +440,17 @@ traces:
    max_depth_to_auto_expand: 5
    # Threshold below which all spans are returned without windowing.
    max_limit_to_select_all_spans: 10000
+  flamegraph:
+    # Maximum number of BFS depth levels included in a windowed response.
+    max_selected_levels: 50
+    # Maximum spans per level before sampling is applied.
+    max_spans_per_level: 100
+    # Number of highest-latency spans always included when sampling a level.
+    sampling_top_latency_count: 5
+    # Number of timestamp buckets used for uniform sampling within a level.
+    sampling_bucket_count: 50
+    # Threshold below which all spans are returned without windowing or sampling.
+    select_all_spans_limit: 100000

 ##################### Authz #################################
 authz:
--- a/deploy/docker-swarm/docker-compose.ha.yaml
+++ b/deploy/docker-swarm/docker-compose.ha.yaml
@@ -190,7 +190,7 @@ services:
      # - ../common/clickhouse/storage.xml:/etc/clickhouse-server/config.d/storage.xml
  signoz:
    !!merge <<: *db-depend
-    image: signoz/signoz:v0.127.1
+    image: signoz/signoz:v0.128.0
    ports:
      - "8080:8080" # signoz port
    #   - "6060:6060"     # pprof port
--- a/deploy/docker-swarm/docker-compose.yaml
+++ b/deploy/docker-swarm/docker-compose.yaml
@@ -117,7 +117,7 @@ services:
      # - ../common/clickhouse/storage.xml:/etc/clickhouse-server/config.d/storage.xml
  signoz:
    !!merge <<: *db-depend
-    image: signoz/signoz:v0.127.1
+    image: signoz/signoz:v0.128.0
    ports:
      - "8080:8080" # signoz port
    volumes:
--- a/deploy/docker/docker-compose.ha.yaml
+++ b/deploy/docker/docker-compose.ha.yaml
@@ -181,7 +181,7 @@ services:
      # - ../common/clickhouse/storage.xml:/etc/clickhouse-server/config.d/storage.xml
  signoz:
    !!merge <<: *db-depend
-    image: signoz/signoz:${VERSION:-v0.127.1}
+    image: signoz/signoz:${VERSION:-v0.128.0}
    container_name: signoz
    ports:
      - "8080:8080" # signoz port
--- a/deploy/docker/docker-compose.yaml
+++ b/deploy/docker/docker-compose.yaml
@@ -109,7 +109,7 @@ services:
      # - ../common/clickhouse/storage.xml:/etc/clickhouse-server/config.d/storage.xml
  signoz:
    !!merge <<: *db-depend
-    image: signoz/signoz:${VERSION:-v0.127.1}
+    image: signoz/signoz:${VERSION:-v0.128.0}
    container_name: signoz
    ports:
      - "8080:8080" # signoz port
--- a/docs/api/openapi.yml
+++ b/docs/api/openapi.yml
@@ -470,25 +470,6 @@ components:
        role:
          type: string
      type: object
-    AuthtypesAuthDomainConfig:
-      oneOf:
-      - $ref: '#/components/schemas/AuthtypesSamlConfig'
-      - $ref: '#/components/schemas/AuthtypesGoogleConfig'
-      - $ref: '#/components/schemas/AuthtypesOIDCConfig'
-      properties:
-        googleAuthConfig:
-          $ref: '#/components/schemas/AuthtypesGoogleConfig'
-        oidcConfig:
-          $ref: '#/components/schemas/AuthtypesOIDCConfig'
-        roleMapping:
-          $ref: '#/components/schemas/AuthtypesRoleMapping'
-        samlConfig:
-          $ref: '#/components/schemas/AuthtypesSamlConfig'
-        ssoEnabled:
-          type: boolean
-        ssoType:
-          $ref: '#/components/schemas/AuthtypesAuthNProvider'
-      type: object
    AuthtypesAuthNProvider:
      enum:
      - google_auth
@@ -515,6 +496,48 @@ components:
          nullable: true
          type: array
      type: object
+    AuthtypesAuthProviderEnvelope:
+      discriminator:
+        mapping:
+          google_auth: '#/components/schemas/AuthtypesAuthProviderGoogle'
+          oidc: '#/components/schemas/AuthtypesAuthProviderOIDC'
+          saml: '#/components/schemas/AuthtypesAuthProviderSAML'
+        propertyName: type
+      oneOf:
+      - $ref: '#/components/schemas/AuthtypesAuthProviderSAML'
+      - $ref: '#/components/schemas/AuthtypesAuthProviderOIDC'
+      - $ref: '#/components/schemas/AuthtypesAuthProviderGoogle'
+      type: object
+    AuthtypesAuthProviderGoogle:
+      properties:
+        config:
+          $ref: '#/components/schemas/AuthtypesGoogleConfig'
+        type:
+          $ref: '#/components/schemas/AuthtypesAuthNProvider'
+      required:
+      - type
+      - config
+      type: object
+    AuthtypesAuthProviderOIDC:
+      properties:
+        config:
+          $ref: '#/components/schemas/AuthtypesOIDCConfig'
+        type:
+          $ref: '#/components/schemas/AuthtypesAuthNProvider'
+      required:
+      - type
+      - config
+      type: object
+    AuthtypesAuthProviderSAML:
+      properties:
+        config:
+          $ref: '#/components/schemas/AuthtypesSAMLConfig'
+        type:
+          $ref: '#/components/schemas/AuthtypesAuthNProvider'
+      required:
+      - type
+      - config
+      type: object
    AuthtypesCallbackAuthNSupport:
      properties:
        provider:
@@ -526,8 +549,6 @@ components:
      properties:
        authNProviderInfo:
          $ref: '#/components/schemas/AuthtypesAuthNProviderInfo'
-        config:
-          $ref: '#/components/schemas/AuthtypesAuthDomainConfig'
        createdAt:
          format: date-time
          type: string
@@ -537,6 +558,12 @@ components:
          type: string
        orgId:
          type: string
+        provider:
+          $ref: '#/components/schemas/AuthtypesAuthProviderEnvelope'
+        roleMapping:
+          $ref: '#/components/schemas/AuthtypesRoleMapping'
+        ssoEnabled:
+          type: boolean
        updatedAt:
          format: date-time
          type: string
@@ -634,10 +661,14 @@ components:
      type: object
    AuthtypesPostableAuthDomain:
      properties:
-        config:
-          $ref: '#/components/schemas/AuthtypesAuthDomainConfig'
        name:
          type: string
+        provider:
+          $ref: '#/components/schemas/AuthtypesAuthProviderEnvelope'
+        roleMapping:
+          $ref: '#/components/schemas/AuthtypesRoleMapping'
+        ssoEnabled:
+          type: boolean
      type: object
    AuthtypesPostableEmailPasswordSession:
      properties:
@@ -710,7 +741,7 @@ components:
        useRoleAttribute:
          type: boolean
      type: object
-    AuthtypesSamlConfig:
+    AuthtypesSAMLConfig:
      properties:
        attributeMapping:
          $ref: '#/components/schemas/AuthtypesAttributeMapping'
@@ -745,8 +776,12 @@ components:
      type: object
    AuthtypesUpdatableAuthDomain:
      properties:
-        config:
-          $ref: '#/components/schemas/AuthtypesAuthDomainConfig'
+        provider:
+          $ref: '#/components/schemas/AuthtypesAuthProviderEnvelope'
+        roleMapping:
+          $ref: '#/components/schemas/AuthtypesRoleMapping'
+        ssoEnabled:
+          type: boolean
      type: object
    AuthtypesUserRole:
      properties:
@@ -1360,6 +1395,10 @@ components:
      - sqs
      - storageaccountsblob
      - cdnprofile
+      - virtualmachine
+      - appservice
+      - containerapp
+      - aks
      type: string
    CloudintegrationtypesServiceMetadata:
      properties:
@@ -6638,6 +6677,70 @@ components:
      - attribute
      - resource
      type: string
+    SpantypesFlamegraphSpan:
+      properties:
+        attributes:
+          additionalProperties: {}
+          type: object
+        durationNano:
+          minimum: 0
+          type: integer
+        event:
+          items:
+            $ref: '#/components/schemas/SpantypesEvent'
+          type: array
+        hasError:
+          type: boolean
+        level:
+          format: int64
+          type: integer
+        name:
+          type: string
+        parentSpanId:
+          type: string
+        resource:
+          additionalProperties:
+            type: string
+          type: object
+        spanId:
+          type: string
+        timestamp:
+          minimum: 0
+          type: integer
+      required:
+      - spanId
+      - parentSpanId
+      - timestamp
+      - durationNano
+      - hasError
+      - name
+      - level
+      - event
+      - attributes
+      - resource
+      type: object
+    SpantypesGettableFlamegraphTrace:
+      properties:
+        endTimestampMillis:
+          format: int64
+          type: integer
+        hasMore:
+          type: boolean
+        spans:
+          items:
+            items:
+              $ref: '#/components/schemas/SpantypesFlamegraphSpan'
+            type: array
+          type: array
+        startTimestampMillis:
+          format: int64
+          type: integer
+      required:
+      - spans
+      - startTimestampMillis
+      - endTimestampMillis
+      - hasMore
+      type: object
    SpantypesGettableSpanMapperGroups:
      properties:
        items:
@@ -6658,11 +6761,6 @@ components:
      type: object
    SpantypesGettableWaterfallTrace:
      properties:
-        aggregations:
-          items:
-            $ref: '#/components/schemas/SpantypesSpanAggregationResult'
-          nullable: true
-          type: array
        endTimestampMillis:
          minimum: 0
          type: integer
@@ -6703,6 +6801,15 @@ components:
        traceId:
          type: string
      type: object
+    SpantypesPostableFlamegraph:
+      properties:
+        selectFields:
+          items:
+            $ref: '#/components/schemas/TelemetrytypesTelemetryFieldKey'
+          type: array
+        selectedSpanId:
+          type: string
+      type: object
    SpantypesPostableSpanMapper:
      properties:
        config:
@@ -6741,14 +6848,6 @@ components:
      type: object
    SpantypesPostableWaterfall:
      properties:
-        aggregations:
-          items:
-            $ref: '#/components/schemas/SpantypesSpanAggregation'
-          nullable: true
-          type: array
-        limit:
-          minimum: 0
-          type: integer
        selectedSpanId:
          type: string
        uncollapsedSpans:
@@ -20535,12 +20634,11 @@ paths:
      summary: Put profile in Zeus for a deployment.
      tags:
      - zeus
-  /api/v3/traces/{traceID}/waterfall:
+  /api/v3/traces/{traceID}/flamegraph:
    post:
      deprecated: false
-      description: Returns the waterfall view of spans for a given trace ID with tree
-        structure, metadata, and windowed pagination
-      operationId: GetWaterfall
+      description: Returns the flamegraph view of spans for a given trace ID.
+      operationId: GetFlamegraph
      parameters:
      - in: path
        name: traceID
@@ -20551,7 +20649,7 @@ paths:
        content:
          application/json:
            schema:
-              $ref: '#/components/schemas/SpantypesPostableWaterfall'
+              $ref: '#/components/schemas/SpantypesPostableFlamegraph'
      responses:
        "200":
          content:
@@ -20559,7 +20657,7 @@ paths:
              schema:
                properties:
                  data:
-                    $ref: '#/components/schemas/SpantypesGettableWaterfallTrace'
+                    $ref: '#/components/schemas/SpantypesGettableFlamegraphTrace'
                  status:
                    type: string
                required:
@@ -20602,7 +20700,7 @@ paths:
        - VIEWER
      - tokenizer:
        - VIEWER
-      summary: Get waterfall view for a trace
+      summary: Get flamegraph view for a trace
      tags:
      - tracedetail
  /api/v4/traces/{traceID}/waterfall:
--- a/ee/authn/callbackauthn/oidccallbackauthn/authn.go
+++ b/ee/authn/callbackauthn/oidccallbackauthn/authn.go
@@ -5,10 +5,12 @@ import (
 	"fmt"
 	"log/slog"
 	"net/url"
+	"path"

 	"github.com/SigNoz/signoz/pkg/authn"
 	"github.com/SigNoz/signoz/pkg/errors"
 	"github.com/SigNoz/signoz/pkg/factory"
+	"github.com/SigNoz/signoz/pkg/global"
 	"github.com/SigNoz/signoz/pkg/http/client"
 	"github.com/SigNoz/signoz/pkg/licensing"
 	"github.com/SigNoz/signoz/pkg/types/authtypes"
@@ -26,13 +28,14 @@ var defaultScopes []string = []string{"email", "profile", oidc.ScopeOpenID}
 var _ authn.CallbackAuthN = (*AuthN)(nil)

 type AuthN struct {
-	settings   factory.ScopedProviderSettings
-	store      authtypes.AuthNStore
-	licensing  licensing.Licensing
-	httpClient *client.Client
+	settings     factory.ScopedProviderSettings
+	store        authtypes.AuthNStore
+	licensing    licensing.Licensing
+	httpClient   *client.Client
+	globalConfig global.Config
 }

-func New(store authtypes.AuthNStore, licensing licensing.Licensing, providerSettings factory.ProviderSettings) (*AuthN, error) {
+func New(store authtypes.AuthNStore, licensing licensing.Licensing, providerSettings factory.ProviderSettings, globalConfig global.Config) (*AuthN, error) {
 	settings := factory.NewScopedProviderSettings(providerSettings, "github.com/SigNoz/signoz/ee/authn/callbackauthn/oidccallbackauthn")

 	httpClient, err := client.New(providerSettings.Logger, providerSettings.TracerProvider, providerSettings.MeterProvider)
@@ -41,15 +44,16 @@ func New(store authtypes.AuthNStore, licensing licensing.Licensing, providerSett
 	}

 	return &AuthN{
-		settings:   settings,
-		store:      store,
-		licensing:  licensing,
-		httpClient: httpClient,
+		settings:     settings,
+		store:        store,
+		licensing:    licensing,
+		httpClient:   httpClient,
+		globalConfig: globalConfig,
 	}, nil
 }

 func (a *AuthN) LoginURL(ctx context.Context, siteURL *url.URL, authDomain *authtypes.AuthDomain) (string, error) {
-	if authDomain.AuthDomainConfig().AuthNProvider != authtypes.AuthNProviderOIDC {
+	if authDomain.AuthDomainConfig().Provider.Type != authtypes.AuthNProviderOIDC {
 		return "", errors.Newf(errors.TypeInternal, authtypes.ErrCodeAuthDomainMismatch, "domain type is not oidc")
 	}

@@ -102,14 +106,14 @@ func (a *AuthN) HandleCallback(ctx context.Context, query url.Values) (*authtype
 		return nil, err
 	}

-	if claims == nil && authDomain.AuthDomainConfig().OIDC.GetUserInfo {
+	if claims == nil && authDomain.AuthDomainConfig().Oidc().GetUserInfo {
 		claims, err = a.claimsFromUserInfo(ctx, oidcProvider, token)
 		if err != nil {
 			return nil, err
 		}
 	}

-	emailClaim, ok := claims[authDomain.AuthDomainConfig().OIDC.ClaimMapping.Email].(string)
+	emailClaim, ok := claims[authDomain.AuthDomainConfig().Oidc().ClaimMapping.Email].(string)
 	if !ok {
 		return nil, errors.New(errors.TypeInvalidInput, errors.CodeInvalidInput, "oidc: missing email in claims")
 	}
@@ -119,7 +123,7 @@ func (a *AuthN) HandleCallback(ctx context.Context, query url.Values) (*authtype
 		return nil, errors.Newf(errors.TypeInvalidInput, errors.CodeInvalidInput, "oidc: failed to parse email").WithAdditional(err.Error())
 	}

-	if !authDomain.AuthDomainConfig().OIDC.InsecureSkipEmailVerified {
+	if !authDomain.AuthDomainConfig().Oidc().InsecureSkipEmailVerified {
 		emailVerifiedClaim, ok := claims["email_verified"].(bool)
 		if !ok {
 			return nil, errors.New(errors.TypeInvalidInput, errors.CodeInvalidInput, "oidc: missing email_verified in claims")
@@ -131,14 +135,14 @@ func (a *AuthN) HandleCallback(ctx context.Context, query url.Values) (*authtype
 	}

 	name := ""
-	if nameClaim := authDomain.AuthDomainConfig().OIDC.ClaimMapping.Name; nameClaim != "" {
+	if nameClaim := authDomain.AuthDomainConfig().Oidc().ClaimMapping.Name; nameClaim != "" {
 		if n, ok := claims[nameClaim].(string); ok {
 			name = n
 		}
 	}

 	var groups []string
-	if groupsClaim := authDomain.AuthDomainConfig().OIDC.ClaimMapping.Groups; groupsClaim != "" {
+	if groupsClaim := authDomain.AuthDomainConfig().Oidc().ClaimMapping.Groups; groupsClaim != "" {
 		if claimValue, exists := claims[groupsClaim]; exists {
 			switch g := claimValue.(type) {
 			case []any:
@@ -157,7 +161,7 @@ func (a *AuthN) HandleCallback(ctx context.Context, query url.Values) (*authtype
 	}

 	role := ""
-	if roleClaim := authDomain.AuthDomainConfig().OIDC.ClaimMapping.Role; roleClaim != "" {
+	if roleClaim := authDomain.AuthDomainConfig().Oidc().ClaimMapping.Role; roleClaim != "" {
 		if r, ok := claims[roleClaim].(string); ok {
 			role = r
 		}
@@ -173,11 +177,11 @@ func (a *AuthN) ProviderInfo(ctx context.Context, authDomain *authtypes.AuthDoma
 }

 func (a *AuthN) oidcProviderAndoauth2Config(ctx context.Context, siteURL *url.URL, authDomain *authtypes.AuthDomain) (*oidc.Provider, *oauth2.Config, error) {
-	if authDomain.AuthDomainConfig().OIDC.IssuerAlias != "" {
-		ctx = oidc.InsecureIssuerURLContext(ctx, authDomain.AuthDomainConfig().OIDC.IssuerAlias)
+	if authDomain.AuthDomainConfig().Oidc().IssuerAlias != "" {
+		ctx = oidc.InsecureIssuerURLContext(ctx, authDomain.AuthDomainConfig().Oidc().IssuerAlias)
 	}

-	oidcProvider, err := oidc.NewProvider(ctx, authDomain.AuthDomainConfig().OIDC.Issuer)
+	oidcProvider, err := oidc.NewProvider(ctx, authDomain.AuthDomainConfig().Oidc().Issuer)
 	if err != nil {
 		return nil, nil, err
 	}
@@ -190,14 +194,14 @@ func (a *AuthN) oidcProviderAndoauth2Config(ctx context.Context, siteURL *url.UR
 	}

 	return oidcProvider, &oauth2.Config{
-		ClientID:     authDomain.AuthDomainConfig().OIDC.ClientID,
-		ClientSecret: authDomain.AuthDomainConfig().OIDC.ClientSecret,
+		ClientID:     authDomain.AuthDomainConfig().Oidc().ClientID,
+		ClientSecret: authDomain.AuthDomainConfig().Oidc().ClientSecret,
 		Endpoint:     oidcProvider.Endpoint(),
 		Scopes:       scopes,
 		RedirectURL: (&url.URL{
 			Scheme: siteURL.Scheme,
 			Host:   siteURL.Host,
-			Path:   redirectPath,
+			Path:   path.Join(a.globalConfig.ExternalPath(), redirectPath),
 		}).String(),
 	}, nil
 }
@@ -208,7 +212,7 @@ func (a *AuthN) claimsFromIDToken(ctx context.Context, authDomain *authtypes.Aut
 		return nil, errors.New(errors.TypeNotFound, errors.CodeNotFound, "oidc: no id_token in token response")
 	}

-	verifier := provider.Verifier(&oidc.Config{ClientID: authDomain.AuthDomainConfig().OIDC.ClientID})
+	verifier := provider.Verifier(&oidc.Config{ClientID: authDomain.AuthDomainConfig().Oidc().ClientID})
 	idToken, err := verifier.Verify(ctx, rawIDToken)
 	if err != nil {
 		return nil, errors.Newf(errors.TypeForbidden, errors.CodeForbidden, "oidc: failed to verify token").WithAdditional(err.Error())
--- a/ee/authn/callbackauthn/samlcallbackauthn/authn.go
+++ b/ee/authn/callbackauthn/samlcallbackauthn/authn.go
@@ -6,10 +6,12 @@ import (
 	"encoding/base64"
 	"encoding/pem"
 	"net/url"
+	"path"
 	"strings"

 	"github.com/SigNoz/signoz/pkg/authn"
 	"github.com/SigNoz/signoz/pkg/errors"
+	"github.com/SigNoz/signoz/pkg/global"
 	"github.com/SigNoz/signoz/pkg/licensing"
 	"github.com/SigNoz/signoz/pkg/types/authtypes"
 	"github.com/SigNoz/signoz/pkg/valuer"
@@ -24,19 +26,21 @@ const (
 var _ authn.CallbackAuthN = (*AuthN)(nil)

 type AuthN struct {
-	store     authtypes.AuthNStore
-	licensing licensing.Licensing
+	store        authtypes.AuthNStore
+	licensing    licensing.Licensing
+	globalConfig global.Config
 }

-func New(ctx context.Context, store authtypes.AuthNStore, licensing licensing.Licensing) (*AuthN, error) {
+func New(ctx context.Context, store authtypes.AuthNStore, licensing licensing.Licensing, globalConfig global.Config) (*AuthN, error) {
 	return &AuthN{
-		store:     store,
-		licensing: licensing,
+		store:        store,
+		licensing:    licensing,
+		globalConfig: globalConfig,
 	}, nil
 }

 func (a *AuthN) LoginURL(ctx context.Context, siteURL *url.URL, authDomain *authtypes.AuthDomain) (string, error) {
-	if authDomain.AuthDomainConfig().AuthNProvider != authtypes.AuthNProviderSAML {
+	if authDomain.AuthDomainConfig().Provider.Type != authtypes.AuthNProviderSAML {
 		return "", errors.Newf(errors.TypeInternal, authtypes.ErrCodeAuthDomainMismatch, "saml: domain type is not saml")
 	}

@@ -97,19 +101,19 @@ func (a *AuthN) HandleCallback(ctx context.Context, formValues url.Values) (*aut
 	}

 	name := ""
-	if nameAttribute := authDomain.AuthDomainConfig().SAML.AttributeMapping.Name; nameAttribute != "" {
+	if nameAttribute := authDomain.AuthDomainConfig().Saml().AttributeMapping.Name; nameAttribute != "" {
 		if val := assertionInfo.Values.Get(nameAttribute); val != "" {
 			name = val
 		}
 	}

 	var groups []string
-	if groupAttribute := authDomain.AuthDomainConfig().SAML.AttributeMapping.Groups; groupAttribute != "" {
+	if groupAttribute := authDomain.AuthDomainConfig().Saml().AttributeMapping.Groups; groupAttribute != "" {
 		groups = assertionInfo.Values.GetAll(groupAttribute)
 	}

 	role := ""
-	if roleAttribute := authDomain.AuthDomainConfig().SAML.AttributeMapping.Role; roleAttribute != "" {
+	if roleAttribute := authDomain.AuthDomainConfig().Saml().AttributeMapping.Role; roleAttribute != "" {
 		if val := assertionInfo.Values.Get(roleAttribute); val != "" {
 			role = val
 		}
@@ -132,17 +136,17 @@ func (a *AuthN) serviceProvider(siteURL *url.URL, authDomain *authtypes.AuthDoma
 		return nil, err
 	}

-	acsURL := &url.URL{Scheme: siteURL.Scheme, Host: siteURL.Host, Path: redirectPath}
+	acsURL := &url.URL{Scheme: siteURL.Scheme, Host: siteURL.Host, Path: path.Join(a.globalConfig.ExternalPath(), redirectPath)}

 	// Note:
 	// The ServiceProviderIssuer is the client id in case of keycloak. Since we set it to the host here, we need to set the client id == host in keycloak.
 	// For AWSSSO, this is the value of Application SAML audience.
 	return &saml2.SAMLServiceProvider{
-		IdentityProviderSSOURL:      authDomain.AuthDomainConfig().SAML.SamlIdp,
-		IdentityProviderIssuer:      authDomain.AuthDomainConfig().SAML.SamlEntity,
+		IdentityProviderSSOURL:      authDomain.AuthDomainConfig().Saml().SamlIdp,
+		IdentityProviderIssuer:      authDomain.AuthDomainConfig().Saml().SamlEntity,
 		ServiceProviderIssuer:       siteURL.Host,
 		AssertionConsumerServiceURL: acsURL.String(),
-		SignAuthnRequests:           !authDomain.AuthDomainConfig().SAML.InsecureSkipAuthNRequestsSigned,
+		SignAuthnRequests:           !authDomain.AuthDomainConfig().Saml().InsecureSkipAuthNRequestsSigned,
 		AllowMissingAttributes:      true,
 		IDPCertificateStore:         certStore,
 		SPKeyStore:                  dsig.RandomKeyStoreForTest(),
@@ -155,15 +159,15 @@ func (a *AuthN) getCertificateStore(authDomain *authtypes.AuthDomain) (dsig.X509
 	}

 	var certBytes []byte
-	if strings.Contains(authDomain.AuthDomainConfig().SAML.SamlCert, "-----BEGIN CERTIFICATE-----") {
-		block, _ := pem.Decode([]byte(authDomain.AuthDomainConfig().SAML.SamlCert))
+	if strings.Contains(authDomain.AuthDomainConfig().Saml().SamlCert, "-----BEGIN CERTIFICATE-----") {
+		block, _ := pem.Decode([]byte(authDomain.AuthDomainConfig().Saml().SamlCert))
 		if block == nil {
 			return certStore, errors.Newf(errors.TypeInvalidInput, errors.CodeInvalidInput, "no valid pem cert found")
 		}

 		certBytes = block.Bytes
 	} else {
-		certData, err := base64.StdEncoding.DecodeString(authDomain.AuthDomainConfig().SAML.SamlCert)
+		certData, err := base64.StdEncoding.DecodeString(authDomain.AuthDomainConfig().Saml().SamlCert)
 		if err != nil {
 			return certStore, errors.Newf(errors.TypeInvalidInput, errors.CodeInvalidInput, "failed to read certificate: %s", err.Error())
 		}
--- a/frontend/jest.setup.ts
+++ b/frontend/jest.setup.ts
@@ -41,6 +41,15 @@ if (typeof window.IntersectionObserver === 'undefined') {
 	(window as any).IntersectionObserver = IntersectionObserverMock;
 }

+if (typeof window.ResizeObserver === 'undefined') {
+	class ResizeObserverMock {
+		observe(): void {}
+		unobserve(): void {}
+		disconnect(): void {}
+	}
+	(window as any).ResizeObserver = ResizeObserverMock;
+}
+
 // Patch getComputedStyle to handle CSS parsing errors from @signozhq/* packages.
 // These packages inject CSS at import time via style-inject / vite-plugin-css-injected-by-js.
 // jsdom's nwsapi cannot parse some of the injected selectors (e.g. Tailwind's :animate-in),
--- a/frontend/src/api/alerts/getTriggered.ts
+++ b/frontend/src/api/alerts/getTriggered.ts
@@ -5,6 +5,13 @@ import convertObjectIntoParams from 'lib/query/convertObjectIntoParams';
 import { ErrorResponse, SuccessResponse } from 'types/api';
 import { PayloadProps, Props } from 'types/api/alerts/getTriggered';

+/**
+ * @deprecated Use the generated `useGetAlerts` hook (or `getAlerts` fetcher) from
+ * `api/generated/services/alerts` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const getTriggered = async (
 	props: Props,
 ): Promise<SuccessResponse<PayloadProps> | ErrorResponse> => {
--- a/frontend/src/api/channels/createEmail.ts
+++ b/frontend/src/api/channels/createEmail.ts
@@ -4,6 +4,13 @@ import { AxiosError } from 'axios';
 import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { PayloadProps, Props } from 'types/api/channels/createEmail';

+/**
+ * @deprecated Use the generated `useCreateChannel` hook (or `createChannel` fetcher) from
+ * `api/generated/services/channels` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const create = async (
 	props: Props,
 ): Promise<SuccessResponseV2<PayloadProps>> => {
--- a/frontend/src/api/channels/createMsTeams.ts
+++ b/frontend/src/api/channels/createMsTeams.ts
@@ -4,6 +4,13 @@ import { AxiosError } from 'axios';
 import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { PayloadProps, Props } from 'types/api/channels/createMsTeams';

+/**
+ * @deprecated Use the generated `useCreateChannel` hook (or `createChannel` fetcher) from
+ * `api/generated/services/channels` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const create = async (
 	props: Props,
 ): Promise<SuccessResponseV2<PayloadProps>> => {
--- a/frontend/src/api/channels/createOpsgenie.ts
+++ b/frontend/src/api/channels/createOpsgenie.ts
@@ -4,6 +4,13 @@ import { AxiosError } from 'axios';
 import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { PayloadProps, Props } from 'types/api/channels/createOpsgenie';

+/**
+ * @deprecated Use the generated `useCreateChannel` hook (or `createChannel` fetcher) from
+ * `api/generated/services/channels` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const create = async (
 	props: Props,
 ): Promise<SuccessResponseV2<PayloadProps>> => {
--- a/frontend/src/api/channels/createPager.ts
+++ b/frontend/src/api/channels/createPager.ts
@@ -4,6 +4,13 @@ import { AxiosError } from 'axios';
 import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { PayloadProps, Props } from 'types/api/channels/createPager';

+/**
+ * @deprecated Use the generated `useCreateChannel` hook (or `createChannel` fetcher) from
+ * `api/generated/services/channels` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const create = async (
 	props: Props,
 ): Promise<SuccessResponseV2<PayloadProps>> => {
--- a/frontend/src/api/channels/createSlack.ts
+++ b/frontend/src/api/channels/createSlack.ts
@@ -4,6 +4,13 @@ import { AxiosError } from 'axios';
 import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { PayloadProps, Props } from 'types/api/channels/createSlack';

+/**
+ * @deprecated Use the generated `useCreateChannel` hook (or `createChannel` fetcher) from
+ * `api/generated/services/channels` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const create = async (
 	props: Props,
 ): Promise<SuccessResponseV2<PayloadProps>> => {
--- a/frontend/src/api/channels/createWebhook.ts
+++ b/frontend/src/api/channels/createWebhook.ts
@@ -4,6 +4,13 @@ import { AxiosError } from 'axios';
 import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { PayloadProps, Props } from 'types/api/channels/createWebhook';

+/**
+ * @deprecated Use the generated `useCreateChannel` hook (or `createChannel` fetcher) from
+ * `api/generated/services/channels` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const create = async (
 	props: Props,
 ): Promise<SuccessResponseV2<PayloadProps>> => {
--- a/frontend/src/api/channels/delete.ts
+++ b/frontend/src/api/channels/delete.ts
@@ -4,6 +4,13 @@ import { AxiosError } from 'axios';
 import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { PayloadProps, Props } from 'types/api/channels/delete';

+/**
+ * @deprecated Use the generated `useDeleteChannelByID` hook (or `deleteChannelByID` fetcher) from
+ * `api/generated/services/channels` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const deleteChannel = async (
 	props: Props,
 ): Promise<SuccessResponseV2<PayloadProps>> => {
--- a/frontend/src/api/channels/editEmail.ts
+++ b/frontend/src/api/channels/editEmail.ts
@@ -4,6 +4,13 @@ import { AxiosError } from 'axios';
 import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { PayloadProps, Props } from 'types/api/channels/editEmail';

+/**
+ * @deprecated Use the generated `useUpdateChannelByID` hook (or `updateChannelByID` fetcher) from
+ * `api/generated/services/channels` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const editEmail = async (
 	props: Props,
 ): Promise<SuccessResponseV2<PayloadProps>> => {
--- a/frontend/src/api/channels/editMsTeams.ts
+++ b/frontend/src/api/channels/editMsTeams.ts
@@ -4,6 +4,13 @@ import { AxiosError } from 'axios';
 import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { PayloadProps, Props } from 'types/api/channels/editMsTeams';

+/**
+ * @deprecated Use the generated `useUpdateChannelByID` hook (or `updateChannelByID` fetcher) from
+ * `api/generated/services/channels` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const editMsTeams = async (
 	props: Props,
 ): Promise<SuccessResponseV2<PayloadProps>> => {
--- a/frontend/src/api/channels/editOpsgenie.ts
+++ b/frontend/src/api/channels/editOpsgenie.ts
@@ -4,6 +4,13 @@ import { AxiosError } from 'axios';
 import { ErrorResponse, ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { PayloadProps, Props } from 'types/api/channels/editOpsgenie';

+/**
+ * @deprecated Use the generated `useUpdateChannelByID` hook (or `updateChannelByID` fetcher) from
+ * `api/generated/services/channels` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const editOpsgenie = async (
 	props: Props,
 ): Promise<SuccessResponseV2<PayloadProps> | ErrorResponse> => {
--- a/frontend/src/api/channels/editPager.ts
+++ b/frontend/src/api/channels/editPager.ts
@@ -4,6 +4,13 @@ import { AxiosError } from 'axios';
 import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { PayloadProps, Props } from 'types/api/channels/editPager';

+/**
+ * @deprecated Use the generated `useUpdateChannelByID` hook (or `updateChannelByID` fetcher) from
+ * `api/generated/services/channels` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const editPager = async (
 	props: Props,
 ): Promise<SuccessResponseV2<PayloadProps>> => {
--- a/frontend/src/api/channels/editSlack.ts
+++ b/frontend/src/api/channels/editSlack.ts
@@ -4,6 +4,13 @@ import { AxiosError } from 'axios';
 import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { PayloadProps, Props } from 'types/api/channels/editSlack';

+/**
+ * @deprecated Use the generated `useUpdateChannelByID` hook (or `updateChannelByID` fetcher) from
+ * `api/generated/services/channels` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const editSlack = async (
 	props: Props,
 ): Promise<SuccessResponseV2<PayloadProps>> => {
--- a/frontend/src/api/channels/editWebhook.ts
+++ b/frontend/src/api/channels/editWebhook.ts
@@ -4,6 +4,13 @@ import { AxiosError } from 'axios';
 import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { PayloadProps, Props } from 'types/api/channels/editWebhook';

+/**
+ * @deprecated Use the generated `useUpdateChannelByID` hook (or `updateChannelByID` fetcher) from
+ * `api/generated/services/channels` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const editWebhook = async (
 	props: Props,
 ): Promise<SuccessResponseV2<PayloadProps>> => {
--- a/frontend/src/api/channels/get.ts
+++ b/frontend/src/api/channels/get.ts
@@ -5,6 +5,13 @@ import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { PayloadProps, Props } from 'types/api/channels/get';
 import { Channels } from 'types/api/channels/getAll';

+/**
+ * @deprecated Use the generated `useGetChannelByID` hook (or `getChannelByID` fetcher) from
+ * `api/generated/services/channels` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const get = async (props: Props): Promise<SuccessResponseV2<Channels>> => {
 	try {
 		const response = await axios.get<PayloadProps>(`/channels/${props.id}`);
--- a/frontend/src/api/channels/getAll.ts
+++ b/frontend/src/api/channels/getAll.ts
@@ -4,6 +4,13 @@ import { AxiosError } from 'axios';
 import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { Channels, PayloadProps } from 'types/api/channels/getAll';

+/**
+ * @deprecated Use the generated `useListChannels` hook (or `listChannels` fetcher) from
+ * `api/generated/services/channels` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const getAll = async (): Promise<SuccessResponseV2<Channels[]>> => {
 	try {
 		const response = await axios.get<PayloadProps>('/channels');
--- a/frontend/src/api/dashboard/public/createPublicDashboard.ts
+++ b/frontend/src/api/dashboard/public/createPublicDashboard.ts
@@ -5,6 +5,13 @@ import { DEFAULT_TIME_RANGE } from 'container/TopNav/DateTimeSelectionV2/constan
 import { ErrorV2Resp, 	 SuccessResponseV2 } from 'types/api';
 import { CreatePublicDashboardProps } from 'types/api/dashboard/public/create';

+/**
+ * @deprecated Use the generated `useCreatePublicDashboard` hook (or `createPublicDashboard` fetcher) from
+ * `api/generated/services/dashboard` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const createPublicDashboard = async (
 	props: CreatePublicDashboardProps,
 ): Promise<SuccessResponseV2<CreatePublicDashboardProps>> => {
--- a/frontend/src/api/dashboard/public/getPublicDashboardData.ts
+++ b/frontend/src/api/dashboard/public/getPublicDashboardData.ts
@@ -4,6 +4,13 @@ import { AxiosError } from 'axios';
 import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { GetPublicDashboardDataProps, PayloadProps,PublicDashboardDataProps } from 'types/api/dashboard/public/get';

+/**
+ * @deprecated Use the generated `useGetPublicDashboardData` hook (or `getPublicDashboardData` fetcher) from
+ * `api/generated/services/dashboard` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const getPublicDashboardData = async (props: GetPublicDashboardDataProps): Promise<SuccessResponseV2<PublicDashboardDataProps>> => {
 	try {
 		const response = await axios.get<PayloadProps>(`/public/dashboards/${props.id}`);
--- a/frontend/src/api/dashboard/public/getPublicDashboardMeta.ts
+++ b/frontend/src/api/dashboard/public/getPublicDashboardMeta.ts
@@ -4,6 +4,13 @@ import { AxiosError } from 'axios';
 import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { GetPublicDashboardMetaProps, PayloadProps,PublicDashboardMetaProps } from 'types/api/dashboard/public/getMeta';

+/**
+ * @deprecated Use the generated `useGetPublicDashboard` hook (or `getPublicDashboard` fetcher) from
+ * `api/generated/services/dashboard` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const getPublicDashboardMeta = async (props: GetPublicDashboardMetaProps): Promise<SuccessResponseV2<PublicDashboardMetaProps>> => {
 	try {
 		const response = await axios.get<PayloadProps>(`/dashboards/${props.id}/public`);
--- a/frontend/src/api/dashboard/public/getPublicDashboardWidgetData.ts
+++ b/frontend/src/api/dashboard/public/getPublicDashboardWidgetData.ts
@@ -6,6 +6,13 @@ import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { GetPublicDashboardWidgetDataProps } from 'types/api/dashboard/public/getWidgetData';


+/**
+ * @deprecated Use the generated `useGetPublicDashboardWidgetQueryRange` hook (or `getPublicDashboardWidgetQueryRange` fetcher) from
+ * `api/generated/services/dashboard` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const getPublicDashboardWidgetData = async (props: GetPublicDashboardWidgetDataProps): Promise<SuccessResponseV2<MetricRangePayloadV5>> => {
 	try {
 		const response = await axios.get(`/public/dashboards/${props.id}/widgets/${props.index}/query_range`, {
--- a/frontend/src/api/dashboard/public/revokePublicDashboardAccess.ts
+++ b/frontend/src/api/dashboard/public/revokePublicDashboardAccess.ts
@@ -4,6 +4,13 @@ import { AxiosError } from 'axios';
 import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { PayloadProps,RevokePublicDashboardAccessProps } from 'types/api/dashboard/public/delete';

+/**
+ * @deprecated Use the generated `useDeletePublicDashboard` hook (or `deletePublicDashboard` fetcher) from
+ * `api/generated/services/dashboard` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const revokePublicDashboardAccess = async (
 	props: RevokePublicDashboardAccessProps,
 ): Promise<SuccessResponseV2<PayloadProps>> => {
--- a/frontend/src/api/dashboard/public/updatePublicDashboard.ts
+++ b/frontend/src/api/dashboard/public/updatePublicDashboard.ts
@@ -5,6 +5,13 @@ import { DEFAULT_TIME_RANGE } from 'container/TopNav/DateTimeSelectionV2/constan
 import {  ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { UpdatePublicDashboardProps } from 'types/api/dashboard/public/update';

+/**
+ * @deprecated Use the generated `useUpdatePublicDashboard` hook (or `updatePublicDashboard` fetcher) from
+ * `api/generated/services/dashboard` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const updatePublicDashboard = async (
 	props: UpdatePublicDashboardProps,
 ): Promise<SuccessResponseV2<UpdatePublicDashboardProps>> => {
--- a/frontend/src/api/dashboard/substitute_vars.ts
+++ b/frontend/src/api/dashboard/substitute_vars.ts
@@ -9,6 +9,13 @@ interface ISubstituteVars {
 	compositeQuery: ICompositeMetricQuery;
 }

+/**
+ * @deprecated Use the generated `useReplaceVariables` hook (or `replaceVariables` fetcher) from
+ * `api/generated/services/querier` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 export const getSubstituteVars = async (
 	props?: Partial<QueryRangePayloadV5>,
 	signal?: AbortSignal,
--- a/frontend/src/api/dynamicVariables/getFieldKeys.ts
+++ b/frontend/src/api/dynamicVariables/getFieldKeys.ts
@@ -8,6 +8,12 @@ import { FieldKeyResponse } from 'types/api/dynamicVariables/getFieldKeys';
 * Get field keys for a given signal type
 * @param signal Type of signal (traces, logs, metrics)
 * @param name Optional search text
+ *
+ * @deprecated Use the generated `useGetFieldsKeys` hook (or `getFieldsKeys` fetcher) from
+ * `api/generated/services/fields` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
 */
 export const getFieldKeys = async (
 	signal?: 'traces' | 'logs' | 'metrics',
--- a/frontend/src/api/dynamicVariables/getFieldValues.ts
+++ b/frontend/src/api/dynamicVariables/getFieldValues.ts
@@ -11,6 +11,12 @@ import { FieldValueResponse } from 'types/api/dynamicVariables/getFieldValues';
 * @param name Name of the attribute for which values are being fetched
 * @param value Optional search text
 * @param existingQuery Optional existing query - across all present dynamic variables
+ *
+ * @deprecated Use the generated `useGetFieldsValues` hook (or `getFieldsValues` fetcher) from
+ * `api/generated/services/fields` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
 */
 export const getFieldValues = async (
 	signal?: 'traces' | 'logs' | 'metrics',
--- a/frontend/src/api/generated/services/sigNoz.schemas.ts
+++ b/frontend/src/api/generated/services/sigNoz.schemas.ts
@@ -2651,6 +2651,10 @@ export enum CloudintegrationtypesServiceIDDTO {
 	sqs = 'sqs',
 	storageaccountsblob = 'storageaccountsblob',
 	cdnprofile = 'cdnprofile',
+	virtualmachine = 'virtualmachine',
+	appservice = 'appservice',
+	containerapp = 'containerapp',
+	aks = 'aks',
 }
 export type CloudintegrationtypesCloudIntegrationServiceDTOAnyOf = {
 	/**
@@ -7769,6 +7773,77 @@ export enum SpantypesFieldContextDTO {
 	attribute = 'attribute',
 	resource = 'resource',
 }
+export type SpantypesFlamegraphSpanDTOAttributes = { [key: string]: unknown };
+
+export type SpantypesFlamegraphSpanDTOResource = { [key: string]: string };
+
+export interface SpantypesFlamegraphSpanDTO {
+	/**
+	 * @type object
+	 */
+	attributes: SpantypesFlamegraphSpanDTOAttributes;
+	/**
+	 * @type integer
+	 * @minimum 0
+	 */
+	durationNano: number;
+	/**
+	 * @type array
+	 */
+	event: SpantypesEventDTO[];
+	/**
+	 * @type boolean
+	 */
+	hasError: boolean;
+	/**
+	 * @type integer
+	 * @format int64
+	 */
+	level: number;
+	/**
+	 * @type string
+	 */
+	name: string;
+	/**
+	 * @type string
+	 */
+	parentSpanId: string;
+	/**
+	 * @type object
+	 */
+	resource: SpantypesFlamegraphSpanDTOResource;
+	/**
+	 * @type string
+	 */
+	spanId: string;
+	/**
+	 * @type integer
+	 * @minimum 0
+	 */
+	timestamp: number;
+}
+
+export interface SpantypesGettableFlamegraphTraceDTO {
+	/**
+	 * @type integer
+	 * @format int64
+	 */
+	endTimestampMillis: number;
+	/**
+	 * @type boolean
+	 */
+	hasMore: boolean;
+	/**
+	 * @type array
+	 */
+	spans: SpantypesFlamegraphSpanDTO[][];
+	/**
+	 * @type integer
+	 * @format int64
+	 */
+	startTimestampMillis: number;
+}
+
 export type SpantypesSpanMapperGroupConditionDTOAnyOf = {
 	/**
 	 * @type array,null
@@ -8020,10 +8095,6 @@ export interface SpantypesWaterfallSpanDTO {
 }

 export interface SpantypesGettableWaterfallTraceDTO {
-	/**
-	 * @type array,null
-	 */
-	aggregations?: SpantypesSpanAggregationResultDTO[] | null;
 	/**
 	 * @type integer
 	 * @minimum 0
@@ -8070,6 +8141,17 @@ export interface SpantypesGettableWaterfallTraceDTO {
 	uncollapsedSpans?: string[] | null;
 }

+export interface SpantypesPostableFlamegraphDTO {
+	/**
+	 * @type array
+	 */
+	selectFields?: TelemetrytypesTelemetryFieldKeyDTO[];
+	/**
+	 * @type string
+	 */
+	selectedSpanId?: string;
+}
+
 export enum SpantypesSpanMapperOperationDTO {
 	move = 'move',
 	copy = 'copy',
@@ -8132,15 +8214,6 @@ export interface SpantypesPostableTraceAggregationsDTO {
 }

 export interface SpantypesPostableWaterfallDTO {
-	/**
-	 * @type array,null
-	 */
-	aggregations?: SpantypesSpanAggregationDTO[] | null;
-	/**
-	 * @type integer
-	 * @minimum 0
-	 */
-	limit?: number;
 	/**
 	 * @type string
 	 */
@@ -10424,11 +10497,11 @@ export type GetHosts200 = {
 	status: string;
 };

-export type GetWaterfallPathParameters = {
+export type GetFlamegraphPathParameters = {
 	traceID: string;
 };
-export type GetWaterfall200 = {
-	data: SpantypesGettableWaterfallTraceDTO;
+export type GetFlamegraph200 = {
+	data: SpantypesGettableFlamegraphTraceDTO;
 	/**
 	 * @type string
 	 */
--- a/frontend/src/api/generated/services/tracedetail/index.ts
+++ b/frontend/src/api/generated/services/tracedetail/index.ts
@@ -12,13 +12,14 @@ import type {
 } from 'react-query';

 import type {
+	GetFlamegraph200,
+	GetFlamegraphPathParameters,
 	GetTraceAggregations200,
 	GetTraceAggregationsPathParameters,
-	GetWaterfall200,
-	GetWaterfallPathParameters,
 	GetWaterfallV4200,
 	GetWaterfallV4PathParameters,
 	RenderErrorResponseDTO,
+	SpantypesPostableFlamegraphDTO,
 	SpantypesPostableTraceAggregationsDTO,
 	SpantypesPostableWaterfallDTO,
 } from '../sigNoz.schemas';
@@ -127,46 +128,46 @@ export const useGetTraceAggregations = <
 	return useMutation(getGetTraceAggregationsMutationOptions(options));
 };
 /**
- * Returns the waterfall view of spans for a given trace ID with tree structure, metadata, and windowed pagination
- * @summary Get waterfall view for a trace
+ * Returns the flamegraph view of spans for a given trace ID.
+ * @summary Get flamegraph view for a trace
 */
-export const getWaterfall = (
-	{ traceID }: GetWaterfallPathParameters,
-	spantypesPostableWaterfallDTO?: BodyType<SpantypesPostableWaterfallDTO>,
+export const getFlamegraph = (
+	{ traceID }: GetFlamegraphPathParameters,
+	spantypesPostableFlamegraphDTO?: BodyType<SpantypesPostableFlamegraphDTO>,
 	signal?: AbortSignal,
 ) => {
-	return GeneratedAPIInstance<GetWaterfall200>({
-		url: `/api/v3/traces/${traceID}/waterfall`,
+	return GeneratedAPIInstance<GetFlamegraph200>({
+		url: `/api/v3/traces/${traceID}/flamegraph`,
 		method: 'POST',
 		headers: { 'Content-Type': 'application/json' },
-		data: spantypesPostableWaterfallDTO,
+		data: spantypesPostableFlamegraphDTO,
 		signal,
 	});
 };

-export const getGetWaterfallMutationOptions = <
+export const getGetFlamegraphMutationOptions = <
 	TError = ErrorType<RenderErrorResponseDTO>,
 	TContext = unknown,
 >(options?: {
 	mutation?: UseMutationOptions<
-		Awaited<ReturnType<typeof getWaterfall>>,
+		Awaited<ReturnType<typeof getFlamegraph>>,
 		TError,
 		{
-			pathParams: GetWaterfallPathParameters;
-			data?: BodyType<SpantypesPostableWaterfallDTO>;
+			pathParams: GetFlamegraphPathParameters;
+			data?: BodyType<SpantypesPostableFlamegraphDTO>;
 		},
 		TContext
 	>;
 }): UseMutationOptions<
-	Awaited<ReturnType<typeof getWaterfall>>,
+	Awaited<ReturnType<typeof getFlamegraph>>,
 	TError,
 	{
-		pathParams: GetWaterfallPathParameters;
-		data?: BodyType<SpantypesPostableWaterfallDTO>;
+		pathParams: GetFlamegraphPathParameters;
+		data?: BodyType<SpantypesPostableFlamegraphDTO>;
 	},
 	TContext
 > => {
-	const mutationKey = ['getWaterfall'];
+	const mutationKey = ['getFlamegraph'];
 	const { mutation: mutationOptions } = options
 		? options.mutation &&
 			'mutationKey' in options.mutation &&
@@ -176,54 +177,54 @@ export const getGetWaterfallMutationOptions = <
 		: { mutation: { mutationKey } };

 	const mutationFn: MutationFunction<
-		Awaited<ReturnType<typeof getWaterfall>>,
+		Awaited<ReturnType<typeof getFlamegraph>>,
 		{
-			pathParams: GetWaterfallPathParameters;
-			data?: BodyType<SpantypesPostableWaterfallDTO>;
+			pathParams: GetFlamegraphPathParameters;
+			data?: BodyType<SpantypesPostableFlamegraphDTO>;
 		}
 	> = (props) => {
 		const { pathParams, data } = props ?? {};

-		return getWaterfall(pathParams, data);
+		return getFlamegraph(pathParams, data);
 	};

 	return { mutationFn, ...mutationOptions };
 };

-export type GetWaterfallMutationResult = NonNullable<
-	Awaited<ReturnType<typeof getWaterfall>>
+export type GetFlamegraphMutationResult = NonNullable<
+	Awaited<ReturnType<typeof getFlamegraph>>
 >;
-export type GetWaterfallMutationBody =
-	| BodyType<SpantypesPostableWaterfallDTO>
+export type GetFlamegraphMutationBody =
+	| BodyType<SpantypesPostableFlamegraphDTO>
 	| undefined;
-export type GetWaterfallMutationError = ErrorType<RenderErrorResponseDTO>;
+export type GetFlamegraphMutationError = ErrorType<RenderErrorResponseDTO>;

 /**
- * @summary Get waterfall view for a trace
+ * @summary Get flamegraph view for a trace
 */
-export const useGetWaterfall = <
+export const useGetFlamegraph = <
 	TError = ErrorType<RenderErrorResponseDTO>,
 	TContext = unknown,
 >(options?: {
 	mutation?: UseMutationOptions<
-		Awaited<ReturnType<typeof getWaterfall>>,
+		Awaited<ReturnType<typeof getFlamegraph>>,
 		TError,
 		{
-			pathParams: GetWaterfallPathParameters;
-			data?: BodyType<SpantypesPostableWaterfallDTO>;
+			pathParams: GetFlamegraphPathParameters;
+			data?: BodyType<SpantypesPostableFlamegraphDTO>;
 		},
 		TContext
 	>;
 }): UseMutationResult<
-	Awaited<ReturnType<typeof getWaterfall>>,
+	Awaited<ReturnType<typeof getFlamegraph>>,
 	TError,
 	{
-		pathParams: GetWaterfallPathParameters;
-		data?: BodyType<SpantypesPostableWaterfallDTO>;
+		pathParams: GetFlamegraphPathParameters;
+		data?: BodyType<SpantypesPostableFlamegraphDTO>;
 	},
 	TContext
 > => {
-	return useMutation(getGetWaterfallMutationOptions(options));
+	return useMutation(getGetFlamegraphMutationOptions(options));
 };
 /**
 * Returns the waterfall view of spans including all spans if total spans are under a limit, a max count otherwise. Aggregations are dropped compared to v3
--- a/frontend/src/api/querySuggestions/getKeySuggestions.ts
+++ b/frontend/src/api/querySuggestions/getKeySuggestions.ts
@@ -5,6 +5,13 @@ import {
 	QueryKeySuggestionsResponseProps,
 } from 'types/api/querySuggestions/types';

+/**
+ * @deprecated Use the generated `useGetFieldsKeys` hook (or `getFieldsKeys` fetcher) from
+ * `api/generated/services/fields` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 export const getKeySuggestions = (
 	props: QueryKeyRequestProps,
 ): Promise<AxiosResponse<QueryKeySuggestionsResponseProps>> => {
--- a/frontend/src/api/querySuggestions/getValueSuggestion.ts
+++ b/frontend/src/api/querySuggestions/getValueSuggestion.ts
@@ -5,6 +5,13 @@ import {
 	QueryKeyValueSuggestionsResponseProps,
 } from 'types/api/querySuggestions/types';

+/**
+ * @deprecated Use the generated `useGetFieldsValues` hook (or `getFieldsValues` fetcher) from
+ * `api/generated/services/fields` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 export const getValueSuggestions = (
 	props: QueryKeyValueRequestProps,
 ): Promise<AxiosResponse<QueryKeyValueSuggestionsResponseProps>> => {
--- a/frontend/src/api/routingPolicies/createRoutingPolicy.ts
+++ b/frontend/src/api/routingPolicies/createRoutingPolicy.ts
@@ -15,6 +15,13 @@ export interface CreateRoutingPolicyResponse {
 	message: string;
 }

+/**
+ * @deprecated Use the generated `useCreateRoutePolicy` hook (or `createRoutePolicy` fetcher) from
+ * `api/generated/services/routepolicies` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const createRoutingPolicy = async (
 	props: CreateRoutingPolicyBody,
 ): Promise<
--- a/frontend/src/api/routingPolicies/deleteRoutingPolicy.ts
+++ b/frontend/src/api/routingPolicies/deleteRoutingPolicy.ts
@@ -8,6 +8,13 @@ export interface DeleteRoutingPolicyResponse {
 	message: string;
 }

+/**
+ * @deprecated Use the generated `useDeleteRoutePolicyByID` hook (or `deleteRoutePolicyByID` fetcher) from
+ * `api/generated/services/routepolicies` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const deleteRoutingPolicy = async (
 	routingPolicyId: string,
 ): Promise<
--- a/frontend/src/api/routingPolicies/getRoutingPolicies.ts
+++ b/frontend/src/api/routingPolicies/getRoutingPolicies.ts
@@ -20,6 +20,13 @@ export interface GetRoutingPoliciesResponse {
 	data?: ApiRoutingPolicy[];
 }

+/**
+ * @deprecated Use the generated `useGetAllRoutePolicies` hook (or `getAllRoutePolicies` fetcher) from
+ * `api/generated/services/routepolicies` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 export const getRoutingPolicies = async (
 	signal?: AbortSignal,
 	headers?: Record<string, string>,
--- a/frontend/src/api/routingPolicies/updateRoutingPolicy.ts
+++ b/frontend/src/api/routingPolicies/updateRoutingPolicy.ts
@@ -15,6 +15,13 @@ export interface UpdateRoutingPolicyResponse {
 	message: string;
 }

+/**
+ * @deprecated Use the generated `useUpdateRoutePolicy` hook (or `updateRoutePolicy` fetcher) from
+ * `api/generated/services/routepolicies` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const updateRoutingPolicy = async (
 	id: string,
 	props: UpdateRoutingPolicyBody,
--- a/frontend/src/api/trace/getTraceV4.tsx
+++ b/frontend/src/api/trace/getTraceV4.tsx
@@ -27,7 +27,6 @@ const getTraceV4 = async (
 		{
 			selectedSpanId: props.selectedSpanId,
 			uncollapsedSpans,
-			limit: 10000,
 		},
 	);

--- a/frontend/src/api/v1/factor_password/resetPassword.ts
+++ b/frontend/src/api/v1/factor_password/resetPassword.ts
@@ -4,6 +4,13 @@ import { AxiosError } from 'axios';
 import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { PayloadProps, Props } from 'types/api/user/resetPassword';

+/**
+ * @deprecated Use the generated `useResetPassword` hook (or `resetPassword` fetcher) from
+ * `api/generated/services/users` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const resetPassword = async (
 	props: Props,
 ): Promise<SuccessResponseV2<PayloadProps>> => {
--- a/frontend/src/api/v1/invite/bulk/create.ts
+++ b/frontend/src/api/v1/invite/bulk/create.ts
@@ -4,6 +4,13 @@ import { AxiosError } from 'axios';
 import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { UsersProps } from 'types/api/user/inviteUsers';

+/**
+ * @deprecated Use the generated `useCreateBulkInvite` hook (or `createBulkInvite` fetcher) from
+ * `api/generated/services/users` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const inviteUsers = async (
 	users: UsersProps,
 ): Promise<SuccessResponseV2<null>> => {
--- a/frontend/src/api/v1/invite/create.ts
+++ b/frontend/src/api/v1/invite/create.ts
@@ -4,6 +4,13 @@ import { AxiosError } from 'axios';
 import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { PayloadProps, Props } from 'types/api/user/setInvite';

+/**
+ * @deprecated Use the generated `useCreateInvite` hook (or `createInvite` fetcher) from
+ * `api/generated/services/users` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const sendInvite = async (
 	props: Props,
 ): Promise<SuccessResponseV2<PayloadProps>> => {
--- a/frontend/src/api/v1/org/preferences/list.ts
+++ b/frontend/src/api/v1/org/preferences/list.ts
@@ -5,6 +5,13 @@ import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { PayloadProps } from 'types/api/preferences/list';
 import { OrgPreference } from 'types/api/preferences/preference';

+/**
+ * @deprecated Use the generated `useListOrgPreferences` hook (or `listOrgPreferences` fetcher) from
+ * `api/generated/services/preferences` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const listPreference = async (): Promise<
 	SuccessResponseV2<OrgPreference[]>
 > => {
--- a/frontend/src/api/v1/org/preferences/name/update.ts
+++ b/frontend/src/api/v1/org/preferences/name/update.ts
@@ -4,6 +4,13 @@ import { AxiosError } from 'axios';
 import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { Props } from 'types/api/preferences/update';

+/**
+ * @deprecated Use the generated `useUpdateOrgPreference` hook (or `updateOrgPreference` fetcher) from
+ * `api/generated/services/preferences` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const update = async (props: Props): Promise<SuccessResponseV2<null>> => {
 	try {
 		const response = await axios.put(`/org/preferences/${props.name}`, {
--- a/frontend/src/api/v1/user/preferences/list.ts
+++ b/frontend/src/api/v1/user/preferences/list.ts
@@ -5,6 +5,13 @@ import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { PayloadProps } from 'types/api/preferences/list';
 import { UserPreference } from 'types/api/preferences/preference';

+/**
+ * @deprecated Use the generated `useListUserPreferences` hook (or `listUserPreferences` fetcher) from
+ * `api/generated/services/preferences` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const list = async (): Promise<SuccessResponseV2<UserPreference[]>> => {
 	try {
 		const response = await axios.get<PayloadProps>(`/user/preferences`);
--- a/frontend/src/api/v1/user/preferences/name/get.ts
+++ b/frontend/src/api/v1/user/preferences/name/get.ts
@@ -5,6 +5,13 @@ import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { PayloadProps, Props } from 'types/api/preferences/get';
 import { UserPreference } from 'types/api/preferences/preference';

+/**
+ * @deprecated Use the generated `useGetUserPreference` hook (or `getUserPreference` fetcher) from
+ * `api/generated/services/preferences` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const get = async (
 	props: Props,
 ): Promise<SuccessResponseV2<UserPreference>> => {
--- a/frontend/src/api/v1/user/preferences/name/update.ts
+++ b/frontend/src/api/v1/user/preferences/name/update.ts
@@ -4,6 +4,13 @@ import { AxiosError } from 'axios';
 import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
 import { Props } from 'types/api/preferences/update';

+/**
+ * @deprecated Use the generated `useUpdateUserPreference` hook (or `updateUserPreference` fetcher) from
+ * `api/generated/services/preferences` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const update = async (props: Props): Promise<SuccessResponseV2<null>> => {
 	try {
 		const response = await axios.put(`/user/preferences/${props.name}`, {
--- a/frontend/src/api/v2/sessions/context/get.ts
+++ b/frontend/src/api/v2/sessions/context/get.ts
@@ -4,6 +4,13 @@ import { AxiosError } from 'axios';
 import { ErrorV2Resp, RawSuccessResponse, SuccessResponseV2 } from 'types/api';
 import { Props, SessionsContext } from 'types/api/v2/sessions/context/get';

+/**
+ * @deprecated Use the generated `useGetSessionContext` hook (or `getSessionContext` fetcher) from
+ * `api/generated/services/sessions` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const get = async (
 	props: Props,
 ): Promise<SuccessResponseV2<SessionsContext>> => {
--- a/frontend/src/api/v2/sessions/delete.ts
+++ b/frontend/src/api/v2/sessions/delete.ts
@@ -3,6 +3,13 @@ import { ErrorResponseHandlerV2 } from 'api/ErrorResponseHandlerV2';
 import { AxiosError } from 'axios';
 import { ErrorV2Resp, RawSuccessResponse, SuccessResponseV2 } from 'types/api';

+/**
+ * @deprecated Use the generated `useDeleteSession` hook (or `deleteSession` fetcher) from
+ * `api/generated/services/sessions` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const deleteSession = async (): Promise<SuccessResponseV2<null>> => {
 	try {
 		const response = await axios.delete<RawSuccessResponse<null>>('/sessions');
--- a/frontend/src/api/v2/sessions/email_password/post.ts
+++ b/frontend/src/api/v2/sessions/email_password/post.ts
@@ -4,6 +4,13 @@ import { AxiosError } from 'axios';
 import { ErrorV2Resp, RawSuccessResponse, SuccessResponseV2 } from 'types/api';
 import { Props, Token } from 'types/api/v2/sessions/email_password/post';

+/**
+ * @deprecated Use the generated `useCreateSessionByEmailPassword` hook (or `createSessionByEmailPassword` fetcher) from
+ * `api/generated/services/sessions` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const post = async (props: Props): Promise<SuccessResponseV2<Token>> => {
 	try {
 		const response = await axios.post<RawSuccessResponse<Token>>(
--- a/frontend/src/api/v2/sessions/rotate/post.ts
+++ b/frontend/src/api/v2/sessions/rotate/post.ts
@@ -4,6 +4,13 @@ import { AxiosError } from 'axios';
 import { ErrorV2Resp, RawSuccessResponse, SuccessResponseV2 } from 'types/api';
 import { Props, Token } from 'types/api/v2/sessions/rotate/post';

+/**
+ * @deprecated Use the generated `useRotateSession` hook (or `rotateSession` fetcher) from
+ * `api/generated/services/sessions` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 const post = async (props: Props): Promise<SuccessResponseV2<Token>> => {
 	try {
 		const response = await axios.post<RawSuccessResponse<Token>>(
--- a/frontend/src/api/v5/queryRange/getQueryRange.ts
+++ b/frontend/src/api/v5/queryRange/getQueryRange.ts
@@ -8,6 +8,13 @@ import {
 	QueryRangePayloadV5,
 } from 'types/api/v5/queryRange';

+/**
+ * @deprecated Use the generated `useQueryRangeV5` hook (or `queryRangeV5` fetcher) from
+ * `api/generated/services/querier` instead. This hand-written client targets the
+ * same endpoint and will be removed once call sites migrate.
+ *
+ * Part of https://github.com/SigNoz/engineering-pod/issues/5289, add a comment or update when removing this method.
+ */
 export const getQueryRangeV5 = async (
 	props: QueryRangePayloadV5,
 	version: string,
--- a/frontend/src/components/QueryBuilderV2/QueryV2/QuerySearch/QuerySearch.styles.scss
+++ b/frontend/src/components/QueryBuilderV2/QueryV2/QuerySearch/QuerySearch.styles.scss
@@ -1,5 +1,11 @@
 // TODO: Improve the styling of the query aggregation container and its components. - @YounixM , @H4ad

+$dropdown-base-height: 250px;
+$recents-header-height: 30px;
+$recent-row-height: 36px;
+// how many recents are rendered, this caps how tall the dropdown can grow to fit them.
+$max-recents-shown: 5;
+
 .code-mirror-where-clause {
 	width: 100%;
 	display: flex;
@@ -117,7 +123,23 @@
 				width: 100% !important;
 				max-width: 100% !important;
 				font-family: 'Space Mono', monospace !important;
-				min-height: 200px !important;
+				max-height: $dropdown-base-height !important;
+				overflow-y: auto !important;
+
+				// Recents render at the top of the dropdown ahead of regular suggestions.
+				// At the base max-height, having recents in view would crowd out the
+				// suggestion list below. This loop grows the dropdown by one row's worth
+				// of height for every recent present (up to $max-recents-shown), plus the
+				// section header. `:has(> li:nth-of-type(N) .cm-completionIcon-recent)`
+				// matches when the Nth child of <ul> is a recent — i.e. there are at
+				// least N recents visible.
+				@for $i from 1 through $max-recents-shown {
+					&:has(> li:nth-of-type(#{$i}) .cm-completionIcon-recent) {
+						max-height: $dropdown-base-height +
+							$recents-header-height +
+							($i * $recent-row-height) !important;
+					}
+				}

 				&::-webkit-scrollbar {
 					width: 0.3rem;
@@ -133,6 +155,19 @@
 					background: transparent;
 				}

+				completion-section {
+					display: block;
+					padding: 10px 12px 6px;
+					font-size: 10px !important;
+					font-weight: 700;
+					letter-spacing: 0.08em;
+					text-transform: uppercase;
+					color: var(--l3-foreground, var(--l2-foreground));
+					opacity: 0.7;
+					border-bottom: 0;
+					background-color: transparent;
+				}
+
 				li {
 					width: 100% !important;
 					max-width: 100% !important;
@@ -159,11 +194,78 @@
 						display: none !important;
 					}

+					.cm-completionDetail {
+						margin-left: auto;
+						font-style: normal;
+						font-size: var(--periscope-font-size-small, 11px);
+						font-weight: 600;
+						letter-spacing: 0.06em;
+						text-transform: uppercase;
+						opacity: 0.55;
+					}
+
 					&[aria-selected='true'] {
 						background: var(--l3-background) !important;
 						font-weight: 600 !important;
 					}
 				}
+
+				li:has(.cm-completionIcon-recent) {
+					&:hover .cm-recent-delete,
+					&[aria-selected='true'] .cm-recent-delete {
+						opacity: 1;
+					}
+				}
+
+				li .cm-completionLabel {
+					flex: 1;
+					min-width: 0;
+					white-space: nowrap;
+					overflow: hidden;
+					text-overflow: ellipsis;
+				}
+
+				.cm-recent-delete {
+					margin-left: 8px;
+					display: inline-flex;
+					align-items: center;
+					justify-content: center;
+					width: 20px;
+					height: 20px;
+					padding: 0;
+					border: 0;
+					border-radius: 4px;
+					background: transparent;
+					color: var(--l2-foreground);
+					font-size: 18px;
+					line-height: 1;
+					cursor: pointer;
+					opacity: 0.5;
+					transition:
+						opacity 0.12s ease,
+						background-color 0.12s ease;
+
+					&:hover {
+						opacity: 1;
+						background: color-mix(in srgb, var(--l2-foreground) 18%, transparent);
+					}
+				}
+			}
+
+			&::after {
+				content: '↓↑ to navigate · ↵ to apply · esc to dismiss';
+				display: block;
+				padding: 8px 12px;
+				border-top: 1px solid var(--l1-border);
+				font-family: 'Space Mono', monospace;
+				font-size: 11px;
+				font-weight: 500;
+				letter-spacing: 0.02em;
+				color: var(--l2-foreground);
+				opacity: 0.6;
+				background: color-mix(in srgb, var(--l1-background) 50%, transparent);
+				border-bottom-left-radius: 4px;
+				border-bottom-right-radius: 4px;
 			}
 		}

--- a/frontend/src/components/QueryBuilderV2/QueryV2/QuerySearch/QuerySearch.tsx
+++ b/frontend/src/components/QueryBuilderV2/QueryV2/QuerySearch/QuerySearch.tsx
@@ -46,8 +46,15 @@ import {
 import { validateQuery } from 'utils/queryValidationUtils';
 import { unquote } from 'utils/stringUtils';

-import { queryExamples } from './constants';
-import { combineInitialAndUserExpression } from './utils';
+import { getRecentQueries } from 'lib/recentQueries/getRecentQueries';
+import type { SignalType } from 'types/api/v5/queryRange';
+
+import { queryExamples, SUGGESTIONS_SECTION } from './constants';
+import {
+	combineInitialAndUserExpression,
+	getRecentOptions,
+	renderRecentDeleteButton,
+} from './utils';

 import './QuerySearch.styles.scss';

@@ -1250,6 +1257,41 @@ function QuerySearch({
 		};
 	}

+	const signal = dataSource as SignalType;
+
+	function combinedSuggestions(
+		context: CompletionContext,
+	): CompletionResult | null {
+		const fullDoc = context.state.doc.toString();
+		const recentOptions = getRecentOptions(
+			getRecentQueries(signal, signalSource ?? ''),
+			fullDoc,
+		);
+		const result = autoSuggestions(context);
+
+		const suggestionOptions = (result?.options || []).map((opt) => ({
+			...opt,
+			section: SUGGESTIONS_SECTION,
+		}));
+
+		if (recentOptions.length === 0 && suggestionOptions.length === 0) {
+			return result;
+		}
+
+		if (!result) {
+			return {
+				from: 0,
+				to: fullDoc.length,
+				options: recentOptions,
+			};
+		}
+
+		return {
+			...result,
+			options: [...recentOptions, ...suggestionOptions],
+		};
+	}
+
 	// Effect to handle focus state and trigger suggestions
 	useEffect(() => {
 		const clearTimeout = toggleSuggestions(10);
@@ -1398,11 +1440,12 @@ function QuerySearch({
 					})}
 					extensions={[
 						autocompletion({
-							override: [autoSuggestions],
+							override: [combinedSuggestions],
 							defaultKeymap: true,
 							closeOnBlur: true,
 							activateOnTyping: true,
 							maxRenderedOptions: 50,
+							addToOptions: [{ render: renderRecentDeleteButton, position: 100 }],
 						}),
 						javascript({ jsx: false, typescript: false }),
 						EditorView.lineWrapping,
--- a/frontend/src/components/QueryBuilderV2/QueryV2/QuerySearch/constants.ts
+++ b/frontend/src/components/QueryBuilderV2/QueryV2/QuerySearch/constants.ts
@@ -1,3 +1,14 @@
+export const RECENTS_SECTION = { name: 'Recent searches', rank: 1 } as const;
+export const SUGGESTIONS_SECTION = { name: 'Suggestions', rank: 2 } as const;
+
+// Custom CodeMirror Completion.type for recent-query entries. Used to discriminate
+// recents from regular autocomplete completions in renderers and event handlers.
+export const RECENT_COMPLETION_TYPE = 'recent';
+
+// Max number of recents rendered in the autocomplete dropdown.
+//  Do change $max-recents-shown: in QuerySearch.styles.scss if you change this.
+export const RECENTS_DISPLAY_CAP = 5;
+
 export const queryExamples = [
 	{
 		label: 'Basic Query',
--- a/frontend/src/components/QueryBuilderV2/QueryV2/QuerySearch/utils.ts
+++ b/frontend/src/components/QueryBuilderV2/QueryV2/QuerySearch/utils.ts
@@ -1,3 +1,19 @@
+import { closeCompletion, startCompletion } from '@codemirror/autocomplete';
+import type { Completion } from '@codemirror/autocomplete';
+import type { EditorView } from '@uiw/react-codemirror';
+import dayjs from 'dayjs';
+import { normalizeFilterExpression } from 'lib/recentQueries/normalize';
+import * as recentQueriesStore from 'lib/recentQueries/recentQueriesStore';
+import type { RecentQueryEntry } from 'lib/recentQueries/types';
+import type { SignalType } from 'types/api/v5/queryRange';
+import 'utils/timeUtils';
+
+import {
+	RECENT_COMPLETION_TYPE,
+	RECENTS_DISPLAY_CAP,
+	RECENTS_SECTION,
+} from './constants';
+
 export function combineInitialAndUserExpression(
 	initial: string,
 	user: string,
@@ -38,3 +54,106 @@ export function getUserExpressionFromCombined(
 	}
 	return c;
 }
+
+// Filters and projects a list of recent-query entries into CodeMirror completions.
+// Entries are supplied by the caller (typically via the useRecents hook) so this
+// function stays pure and React doesn't have to re-subscribe inside CodeMirror's
+// autocomplete callback.
+export function getRecentOptions(
+	entries: RecentQueryEntry[],
+	fullDoc: string,
+): Completion[] {
+	const normalizedDoc = normalizeFilterExpression(fullDoc);
+
+	const matches = entries
+		.filter((e) => {
+			const normalizedRecent = normalizeFilterExpression(e.filter.expression);
+			if (normalizedRecent === normalizedDoc) {
+				return false;
+			}
+			if (normalizedDoc === '') {
+				return true;
+			}
+			return normalizedRecent.includes(normalizedDoc);
+		})
+		.slice(0, RECENTS_DISPLAY_CAP);
+
+	return matches.map((entry, index) => ({
+		label: entry.filter.expression,
+		type: RECENT_COMPLETION_TYPE,
+		// CodeMirror sorts within a section by boost desc, then label asc. The store
+		// returns entries newest-first, so we mirror that by giving the newest entry
+		// the highest boost — otherwise CM falls back to alphabetical order and the
+		// "most recently used" expectation breaks. Stays within the recents section
+		// because section.rank keeps recents above suggestions regardless of boost.
+		boost: matches.length - index,
+		section: RECENTS_SECTION,
+		detail: dayjs(entry.lastUsedAt).fromNow(),
+		recentId: entry.id,
+		recentSignal: entry.signal,
+		recentSource: entry.source,
+		apply: (view: EditorView): void => {
+			view.dispatch({
+				changes: {
+					from: 0,
+					to: view.state.doc.length,
+					insert: entry.filter.expression,
+				},
+				selection: { anchor: entry.filter.expression.length },
+			});
+			closeCompletion(view);
+		},
+	}));
+}
+
+export function renderRecentDeleteButton(
+	completion: Completion,
+	_state: unknown,
+	view: EditorView | null,
+): Node | null {
+	if (completion.type !== RECENT_COMPLETION_TYPE) {
+		return null;
+	}
+
+	const c = completion as Completion & {
+		recentId?: string;
+		recentSignal?: SignalType;
+		recentSource?: string;
+	};
+
+	const btn = document.createElement('button');
+	btn.type = 'button';
+	btn.className = 'cm-recent-delete';
+	btn.setAttribute('aria-label', 'Remove from recent searches');
+	btn.title = 'Remove from recent searches';
+	btn.textContent = '×';
+	queueMicrotask(() => {
+		if (btn.parentElement) {
+			btn.parentElement.title = completion.label;
+		}
+	});
+
+	const stop = (e: Event): void => {
+		e.preventDefault();
+		e.stopPropagation();
+	};
+	// CodeMirror's autocomplete closes the popup on pointerdown / mousedown outside
+	// the editor. The delete button lives inside the popup, so we must stop those
+	// events early — otherwise clicking × would dismiss the dropdown before the
+	// click handler fires and the entry wouldn't actually get removed.
+	btn.addEventListener('pointerdown', stop);
+	btn.addEventListener('mousedown', stop);
+	btn.addEventListener('click', (e) => {
+		stop(e);
+		if (!c.recentId || !c.recentSignal) {
+			return;
+		}
+		recentQueriesStore.remove(c.recentId, c.recentSignal, c.recentSource ?? '');
+		if (view) {
+			view.focus();
+			startCompletion(view);
+		}
+	});
+
+	return btn;
+}
--- a/frontend/src/container/AIAssistant/events.ts
+++ b/frontend/src/container/AIAssistant/events.ts
@@ -70,6 +70,7 @@ export const AIAssistantOpenSource = {
 	Icon: 'icon',
 	Shortcut: 'shortcut',
 	Cmdk: 'cmdk',
+	TraceDetails: 'trace_details',
 } as const;
 export type AIAssistantOpenSource =
 	(typeof AIAssistantOpenSource)[keyof typeof AIAssistantOpenSource];
--- a/frontend/src/container/BillingContainer/CancelSubscriptionBanner.module.scss
+++ b/frontend/src/container/BillingContainer/CancelSubscriptionBanner.module.scss
@@ -67,3 +67,40 @@
 	background: var(--secondary-background);
 	border: 1px solid var(--l1-border);
 }
+
+.fallbackBody {
+	display: flex;
+	flex-direction: column;
+	gap: var(--spacing-4);
+}
+
+.fallbackHint {
+	font-size: var(--paragraph-base-400-font-size);
+	font-weight: var(--paragraph-base-400-font-weight);
+	line-height: var(--paragraph-base-400-line-height);
+	color: var(--l2-foreground);
+	margin: 0;
+}
+
+.fallbackEmail {
+	font-size: var(--paragraph-base-500-font-size);
+	font-weight: var(--paragraph-base-500-font-weight);
+	color: var(--l1-foreground);
+	word-break: break-all;
+}
+
+.fallbackActions {
+	display: flex;
+	gap: var(--spacing-3);
+	flex-wrap: wrap;
+	padding-top: var(--padding-4);
+}
+
+.retryLink {
+	box-sizing: border-box;
+	text-decoration: none;
+
+	&:hover {
+		text-decoration: none;
+	}
+}
--- a/frontend/src/container/BillingContainer/CancelSubscriptionBanner.test.tsx
+++ b/frontend/src/container/BillingContainer/CancelSubscriptionBanner.test.tsx
@@ -9,7 +9,37 @@ jest.mock('utils/basePath', () => ({
 	getBaseUrl: (): string => 'https://test.signoz.io',
 }));

+function mockMailto(): {
+	mockClick: jest.Mock;
+	appendSpy: jest.SpyInstance;
+	removeSpy: jest.SpyInstance;
+} {
+	const mockClick = jest.fn();
+	const realCreateElement = document.createElement.bind(document);
+
+	// Create a real anchor so JSDOM's appendChild/removeChild accept it.
+	// Override its click() so no navigation occurs.
+	jest
+		.spyOn(document, 'createElement')
+		.mockImplementation((tag: string, options?: ElementCreationOptions) => {
+			if (tag === 'a') {
+				const anchor = realCreateElement('a') as HTMLAnchorElement;
+				anchor.click = mockClick;
+				return anchor;
+			}
+			return realCreateElement(tag, options);
+		});
+
+	const appendSpy = jest.spyOn(document.body, 'appendChild');
+	const removeSpy = jest.spyOn(document.body, 'removeChild');
+	return { mockClick, appendSpy, removeSpy };
+}
+
 describe('CancelSubscriptionBanner', () => {
+	afterEach(() => {
+		jest.restoreAllMocks();
+	});
+
 	it('renders banner with title and subtitle', () => {
 		render(<CancelSubscriptionBanner />);
 		expect(
@@ -35,12 +65,10 @@ describe('CancelSubscriptionBanner', () => {
 			screen.getByText(/Cancelling your subscription would stop your data/i),
 		).toBeInTheDocument();
 		expect(screen.getByText(/Type/i)).toBeInTheDocument();
-		expect(
-			screen.getByPlaceholderText(/Enter the word cancel/i),
-		).toBeInTheDocument();
+		expect(screen.getByTestId('cancel-confirm-input')).toBeInTheDocument();
 		expect(screen.getByRole('button', { name: /go back/i })).toBeInTheDocument();
 		expect(
-			screen.getByRole('button', { name: /cancel subscription/i }),
+			screen.getByTestId('cancel-subscription-confirm-btn'),
 		).toBeInTheDocument();
 	});

@@ -52,12 +80,10 @@ describe('CancelSubscriptionBanner', () => {
 			screen.getByRole('button', { name: /cancel subscription/i }),
 		);

-		const confirmButton = screen.getByRole('button', {
-			name: /cancel subscription/i,
-		});
+		const confirmButton = screen.getByTestId('cancel-subscription-confirm-btn');
 		expect(confirmButton).toBeDisabled();

-		const input = screen.getByPlaceholderText(/Enter the word cancel/i);
+		const input = screen.getByTestId('cancel-confirm-input');
 		await user.type(input, 'canc');
 		expect(confirmButton).toBeDisabled();

@@ -73,7 +99,7 @@ describe('CancelSubscriptionBanner', () => {
 			screen.getByRole('button', { name: /cancel subscription/i }),
 		);

-		const input = screen.getByPlaceholderText(/Enter the word cancel/i);
+		const input = screen.getByTestId('cancel-confirm-input');
 		await user.type(input, 'cancel');

 		await user.click(screen.getByRole('button', { name: /go back/i }));
@@ -84,19 +110,11 @@ describe('CancelSubscriptionBanner', () => {
 		await user.click(
 			screen.getByRole('button', { name: /cancel subscription/i }),
 		);
-		expect(screen.getByPlaceholderText(/Enter the word cancel/i)).toHaveValue('');
+		expect(screen.getByTestId('cancel-confirm-input')).toHaveValue('');
 	});

-	it('sends mailto to cloud-support with correct subject after typing "cancel"', async () => {
-		const realCreateElement = document.createElement.bind(document);
-		const mockClick = jest.fn();
-		const mockAnchor = { href: '', click: mockClick };
-		jest.spyOn(document, 'createElement').mockImplementation((tag: string) => {
-			if (tag === 'a') {
-				return mockAnchor as unknown as HTMLAnchorElement;
-			}
-			return realCreateElement(tag);
-		});
+	it('fires mailto via DOM-attached anchor and shows fallback view after confirming', async () => {
+		const { mockClick, appendSpy, removeSpy } = mockMailto();

 		const user = userEvent.setup({ pointerEventsCheck: 0 });
 		render(<CancelSubscriptionBanner />);
@@ -104,18 +122,85 @@ describe('CancelSubscriptionBanner', () => {
 		await user.click(
 			screen.getByRole('button', { name: /cancel subscription/i }),
 		);
+		await user.type(screen.getByTestId('cancel-confirm-input'), 'cancel');
+		await user.click(screen.getByTestId('cancel-subscription-confirm-btn'));

-		const input = screen.getByPlaceholderText(/Enter the word cancel/i);
-		await user.type(input, 'cancel');
+		const appendedAnchor = appendSpy.mock.calls
+			.map(([node]) => node)
+			.find(
+				(node): node is HTMLAnchorElement =>
+					node instanceof HTMLAnchorElement && node.href.startsWith('mailto:'),
+			);
+		expect(appendedAnchor).toBeDefined();
+		expect(mockClick).toHaveBeenCalledTimes(1);
+		expect(removeSpy.mock.calls.some(([node]) => node === appendedAnchor)).toBe(
+			true,
+		);
+
+		expect(
+			screen.getByText(/An email draft has been opened/i),
+		).toBeInTheDocument();
+		expect(screen.getByText('cloud-support@signoz.io')).toBeInTheDocument();
+		expect(screen.getByTestId('copy-email-template-btn')).toBeInTheDocument();
+		expect(screen.getByTestId('retry-mailto-btn')).toBeInTheDocument();
+	});
+
+	it('copies email template to clipboard when Copy button is clicked', async () => {
+		mockMailto();
+
+		const user = userEvent.setup({ pointerEventsCheck: 0 });
+		render(<CancelSubscriptionBanner />);

 		await user.click(
 			screen.getByRole('button', { name: /cancel subscription/i }),
 		);
+		await user.type(screen.getByTestId('cancel-confirm-input'), 'cancel');
+		await user.click(screen.getByTestId('cancel-subscription-confirm-btn'));

-		expect(mockAnchor.href).toContain('mailto:cloud-support@signoz.io');
-		expect(mockAnchor.href).toContain('Cancel%20My%20SigNoz%20Subscription');
-		expect(mockClick).toHaveBeenCalledTimes(1);
+		await user.click(screen.getByTestId('copy-email-template-btn'));

-		jest.restoreAllMocks();
+		await waitFor(() =>
+			expect(screen.getByTestId('copy-email-template-btn')).toHaveTextContent(
+				'Copied!',
+			),
+		);
+	});
+
+	it('retry link is a native anchor with correct mailto href in fallback view', async () => {
+		mockMailto();
+
+		const user = userEvent.setup({ pointerEventsCheck: 0 });
+		render(<CancelSubscriptionBanner />);
+
+		await user.click(
+			screen.getByRole('button', { name: /cancel subscription/i }),
+		);
+		await user.type(screen.getByTestId('cancel-confirm-input'), 'cancel');
+		await user.click(screen.getByTestId('cancel-subscription-confirm-btn'));
+
+		const retryLink = screen.getByTestId('retry-mailto-btn');
+		expect(retryLink.tagName).toBe('A');
+		expect(retryLink).toHaveAttribute(
+			'href',
+			expect.stringContaining('mailto:cloud-support@signoz.io'),
+		);
+	});
+
+	it('closes fallback view when Close is clicked and resets state', async () => {
+		mockMailto();
+
+		const user = userEvent.setup({ pointerEventsCheck: 0 });
+		render(<CancelSubscriptionBanner />);
+
+		await user.click(
+			screen.getByRole('button', { name: /cancel subscription/i }),
+		);
+		await user.type(screen.getByTestId('cancel-confirm-input'), 'cancel');
+		await user.click(screen.getByTestId('cancel-subscription-confirm-btn'));
+
+		await user.click(screen.getByRole('button', { name: /close/i }));
+		await waitFor(() =>
+			expect(screen.queryByRole('dialog')).not.toBeInTheDocument(),
+		);
 	});
 });
--- a/frontend/src/container/BillingContainer/CancelSubscriptionBanner.tsx
+++ b/frontend/src/container/BillingContainer/CancelSubscriptionBanner.tsx
@@ -1,27 +1,100 @@
-import { useState } from 'react';
-import { SolidInfoCircle, Undo2, X } from '@signozhq/icons';
+import { useEffect, useRef, useState } from 'react';
+import {
+	CircleCheck,
+	Copy,
+	MailOpen,
+	SolidInfoCircle,
+	Undo2,
+	X,
+} from '@signozhq/icons';
 import { Button } from '@signozhq/ui/button';
 import { DialogWrapper } from '@signozhq/ui/dialog';
 import { Input } from '@signozhq/ui/input';
 import logEvent from 'api/common/logEvent';
 import { pick } from 'lodash-es';
 import { useAppContext } from 'providers/App/App';
+import { useCopyToClipboard } from 'react-use';
 import { getBaseUrl } from 'utils/basePath';
-
-import styles from './CancelSubscriptionBanner.module.scss';
 import { Color } from '@signozhq/design-tokens';

+import styles from './CancelSubscriptionBanner.module.scss';
+
+const SUPPORT_EMAIL = 'cloud-support@signoz.io';
+const MAX_MAILTO_URI_LENGTH = 1800;
+
+type DialogView = 'confirm' | 'fallback';
+
+function buildEmailBody(orgName: string, userEmail: string): string {
+	return [
+		'Hi SigNoz Team,',
+		'',
+		'I would like to cancel my SigNoz Cloud subscription.',
+		'Please find my account details below.',
+		'',
+		'Account Details:',
+		`  • SigNoz URL: ${getBaseUrl()}`,
+		...(orgName ? [`  • Organization: ${orgName}`] : []),
+		`  • Account Email: ${userEmail}`,
+		'',
+		'Reason for Cancellation:',
+		'[Please share the reason for cancellation]',
+		'',
+		'Additional feedback (optional):',
+		'[Any other feedback]',
+		'',
+		'Regards,',
+		'[user name or team name]',
+	].join('\n');
+}
+
+function buildMailtoUri(orgName: string, userEmail: string): string {
+	const subject = encodeURIComponent('Cancel My SigNoz Subscription');
+	const body = encodeURIComponent(buildEmailBody(orgName, userEmail));
+	const full = `mailto:${SUPPORT_EMAIL}?subject=${subject}&body=${body}`;
+	if (full.length <= MAX_MAILTO_URI_LENGTH) {
+		return full;
+	}
+	const shortBody = encodeURIComponent(
+		'Hi SigNoz Team,\n\nI would like to cancel my SigNoz Cloud subscription.\nPlease find my account details and reason for cancellation below.\n\n[Your details here]\n\nRegards,',
+	);
+	return `mailto:${SUPPORT_EMAIL}?subject=${subject}&body=${shortBody}`;
+}
+
+function openMailto(uri: string): void {
+	const link = document.createElement('a');
+	link.href = uri;
+	link.style.display = 'none';
+	document.body.appendChild(link);
+	link.click();
+	document.body.removeChild(link);
+}
+
 function CancelSubscriptionBanner(): JSX.Element {
-	const [open, setOpen] = useState(false);
+	const [dialogView, setDialogView] = useState<DialogView | null>(null);
 	const [confirmText, setConfirmText] = useState('');
+	const [copied, setCopied] = useState(false);
+	const [, copyToClipboard] = useCopyToClipboard();
+	const copyTimerRef = useRef<ReturnType<typeof setTimeout> | null>(null);
 	const { user, org } = useAppContext();

+	useEffect(
+		() => (): void => {
+			if (copyTimerRef.current) {
+				clearTimeout(copyTimerRef.current);
+			}
+		},
+		[],
+	);
+
+	const orgName = org?.[0]?.displayName ?? '';
+	const userEmail = user?.email ?? '';
+
 	const handleOpenCancelDialog = (): void => {
 		void logEvent('Billing : Cancel Subscription Clicked', {
 			user: pick(user, ['email', 'displayName', 'role', 'organization']),
 			role: user?.role,
 		});
-		setOpen(true);
+		setDialogView('confirm');
 	};

 	const handleContactSupport = (): void => {
@@ -29,43 +102,41 @@ function CancelSubscriptionBanner(): JSX.Element {
 			user: pick(user, ['email', 'displayName', 'role', 'organization']),
 			role: user?.role,
 		});
-		const subject = encodeURIComponent('Cancel My SigNoz Subscription');
-		const orgName = org?.[0]?.displayName ?? '';
-		const body = encodeURIComponent(
-			[
-				'Hi SigNoz Team,',
-				'',
-				'I would like to cancel my SigNoz Cloud subscription.',
-				'Please find my account details below.',
-				'',
-				'Account Details:',
-				`  • SigNoz URL: ${getBaseUrl()}`,
-				...(orgName ? [`  • Organization: ${orgName}`] : []),
-				`  • Account Email: ${user?.email ?? ''}`,
-				'',
-				'Reason for Cancellation:',
-				'[Please share the reason for cancellation]',
-				'',
-				'Additional feedback (optional):',
-				'[Any other feedback]',
-				'',
-				'Regards,',
-				'[user name or team name]',
-			].join('\n'),
-		);
-		const link = document.createElement('a');
-		link.href = `mailto:cloud-support@signoz.io?subject=${subject}&body=${body}`;
-		link.click();
-		setOpen(false);
+		openMailto(buildMailtoUri(orgName, userEmail));
 		setConfirmText('');
+		setDialogView('fallback');
+	};
+
+	const handleCopyTemplate = (): void => {
+		void logEvent('Billing : Cancel Subscription Email Template Copied', {
+			user: pick(user, ['email', 'displayName', 'role', 'organization']),
+			role: user?.role,
+		});
+		copyToClipboard(buildEmailBody(orgName, userEmail));
+		setCopied(true);
+		if (copyTimerRef.current) {
+			clearTimeout(copyTimerRef.current);
+		}
+		copyTimerRef.current = setTimeout(() => setCopied(false), 2000);
+	};
+
+	const handleRetryMailto = (): void => {
+		void logEvent('Billing : Cancel Subscription Email Client Reopened', {
+			user: pick(user, ['email', 'displayName', 'role', 'organization']),
+			role: user?.role,
+		});
 	};

 	const handleClose = (): void => {
-		setOpen(false);
+		if (copyTimerRef.current) {
+			clearTimeout(copyTimerRef.current);
+		}
+		setDialogView(null);
 		setConfirmText('');
+		setCopied(false);
 	};

-	const footer = (
+	const confirmFooter = (
 		<>
 			<Button
 				variant="solid"
@@ -81,12 +152,19 @@ function CancelSubscriptionBanner(): JSX.Element {
 				prefix={<X size={14} />}
 				disabled={confirmText !== 'cancel'}
 				onClick={handleContactSupport}
+				data-testid="cancel-subscription-confirm-btn"
 			>
 				Cancel subscription
 			</Button>
 		</>
 	);

+	const fallbackFooter = (
+		<Button variant="solid" color="secondary" onClick={handleClose}>
+			Close
+		</Button>
+	);
+
 	return (
 		<>
 			<div className={styles.banner}>
@@ -111,27 +189,67 @@ function CancelSubscriptionBanner(): JSX.Element {
 				</Button>
 			</div>
 			<DialogWrapper
-				open={open}
+				open={dialogView !== null}
 				onOpenChange={handleClose}
 				title="Cancel your subscription?"
 				width="narrow"
 				showCloseButton={false}
-				footer={footer}
+				footer={dialogView === 'confirm' ? confirmFooter : fallbackFooter}
 			>
-				<div className={styles.dialogBody}>
-					<p className={styles.dialogDescription}>
-						Cancelling your subscription would stop your data from being ingested to
-						SigNoz. All the data that has been already sent will also be deleted.
-					</p>
-					<p className={styles.dialogConfirmLabel}>
-						Type <code>cancel</code> to confirm the cancellation.
-					</p>
-					<Input
-						placeholder="Enter the word cancel..."
-						value={confirmText}
-						onChange={(e): void => setConfirmText(e.target.value)}
-					/>
-				</div>
+				{dialogView === 'confirm' && (
+					<div className={styles.dialogBody}>
+						<p className={styles.dialogDescription}>
+							Cancelling your subscription would stop your data from being ingested to
+							SigNoz. All the data that has been already sent will also be deleted.
+						</p>
+						<p className={styles.dialogConfirmLabel}>
+							Type <code>cancel</code> to confirm the cancellation.
+						</p>
+						<Input
+							placeholder="Enter the word cancel..."
+							value={confirmText}
+							onChange={(e): void => setConfirmText(e.target.value)}
+							data-testid="cancel-confirm-input"
+						/>
+					</div>
+				)}
+				{dialogView === 'fallback' && (
+					<div className={styles.fallbackBody}>
+						<p className={styles.fallbackHint}>
+							An email draft has been opened. If it did not open, send your
+							cancellation request directly to:
+						</p>
+						<span className={styles.fallbackEmail}>{SUPPORT_EMAIL}</span>
+						<div className={styles.fallbackActions}>
+							<Button
+								variant="outlined"
+								color="secondary"
+								prefix={copied ? <CircleCheck size={14} /> : <Copy size={14} />}
+								onClick={handleCopyTemplate}
+								data-testid="copy-email-template-btn"
+							>
+								{copied ? 'Copied!' : 'Copy email template'}
+							</Button>
+							<Button
+								asChild
+								variant="outlined"
+								color="secondary"
+								data-testid="retry-mailto-btn"
+							>
+								<a
+									href={buildMailtoUri(orgName, userEmail)}
+									onClick={handleRetryMailto}
+									className={styles.retryLink}
+									target="_blank"
+									rel="noopener noreferrer"
+								>
+									<MailOpen size={14} />
+									Reopen email client
+								</a>
+							</Button>
+						</div>
+					</div>
+				)}
 			</DialogWrapper>
 		</>
 	);
--- a/frontend/src/container/DashboardContainer/visualization/charts/ChartWrapper/ChartWrapper.tsx
+++ b/frontend/src/container/DashboardContainer/visualization/charts/ChartWrapper/ChartWrapper.tsx
@@ -1,6 +1,6 @@
 import { useCallback, useMemo, useRef } from 'react';
 import ChartLayout from 'container/DashboardContainer/visualization/layout/ChartLayout/ChartLayout';
-import Legend from 'lib/uPlotV2/components/Legend/Legend';
+import UPlotLegend from 'lib/uPlotV2/components/Legend/UPlotLegend';
 import {
 	LegendPosition,
 	TooltipRenderArgs,
@@ -47,7 +47,7 @@ export default function ChartWrapper({
 				return null;
 			}
 			return (
-				<Legend
+				<UPlotLegend
 					config={config}
 					position={legendConfig.position}
 					averageLegendWidth={averageLegendWidth}
--- a/frontend/src/container/DashboardContainer/visualization/charts/Pie/Pie.module.scss
+++ b/frontend/src/container/DashboardContainer/visualization/charts/Pie/Pie.module.scss
@@ -0,0 +1,67 @@
+.pieChartWrapper {
+	display: flex;
+	flex-direction: column;
+	height: 100%;
+	width: 100%;
+	overflow: hidden;
+}
+
+.pieChartNoData {
+	display: flex;
+	justify-content: center;
+	align-items: center;
+	width: 100%;
+	height: 100%;
+	font-size: 14px;
+}
+
+// Size is set inline from the computed chart dimensions (mirrors the uPlot
+// chart/legend split); this just centres the donut within that box.
+.pieChartContainer {
+	flex: 0 0 auto;
+	position: relative;
+	display: flex;
+	justify-content: center;
+	align-items: center;
+}
+
+.pieChartTooltip {
+	padding: 8px 12px;
+	border-radius: 4px;
+	box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
+	background-color: var(--l2-background) !important;
+	border: 1px solid var(--l2-border) !important;
+	z-index: 9999;
+	display: flex;
+	align-items: center;
+	justify-content: center;
+}
+.pieChartTooltipContent {
+	display: flex;
+	align-items: center;
+	justify-content: center;
+	gap: 8px;
+}
+
+.pieChartIndicator {
+	width: 12px;
+	height: 12px;
+	border-radius: 2px;
+	margin-right: 8px;
+	display: inline-block;
+}
+
+.pieChartTooltipValue {
+	font-weight: bold;
+	margin-top: 4px;
+}
+
+// Wraps the shared chart Legend. Its width/height are set inline from the
+// computed chart dimensions, so the VirtuosoGrid inside gets the same bounded
+// box (right column / bottom rows) the uPlot charts use.
+.pieChartLegend {
+	flex: 0 0 auto;
+	min-height: 0;
+	min-width: 0;
+	padding: 8px;
+}
--- a/frontend/src/container/DashboardContainer/visualization/charts/Pie/Pie.tsx
+++ b/frontend/src/container/DashboardContainer/visualization/charts/Pie/Pie.tsx
@@ -0,0 +1,235 @@
+import { useCallback, useMemo, useRef } from 'react';
+import { Color } from '@signozhq/design-tokens';
+import { Group } from '@visx/group';
+import { Pie as VisxPie } from '@visx/shape';
+import { defaultStyles, useTooltip, useTooltipInPortal } from '@visx/tooltip';
+import { getYAxisFormattedValue } from 'components/Graph/yAxisConfig';
+import { useResizeObserver } from 'hooks/useDimensions';
+import Legend from 'lib/uPlotV2/components/Legend/Legend';
+import { LegendPosition } from 'lib/uPlotV2/components/types';
+
+import { PieChartProps, PieSlice } from '../types';
+import { calculateChartDimensions } from '../utils';
+
+import { usePieInteractions } from '../../hooks/usePieInteractions';
+import PieArc from './PieArc';
+import PieCenterLabel from './PieCenterLabel';
+import styles from './Pie.module.scss';
+import { PieTooltipData } from './types';
+import { getFillColor } from './utils';
+
+/**
+ * Donut chart rendered with @visx. Splits its area into chart + legend with the
+ * same `calculateChartDimensions` logic as the uPlot charts (right column /
+ * up-to-two bottom rows), renders the shared chart Legend, and delegates the
+ * arcs, centre total and interaction state to PieArc / PieCenterLabel /
+ * usePieInteractions. Pure presentation — slices are pre-resolved by the caller.
+ */
+export default function Pie({
+	data,
+	yAxisUnit,
+	decimalPrecision,
+	isDarkMode,
+	position = LegendPosition.BOTTOM,
+	id,
+	onSliceClick,
+	'data-testid': testId,
+}: PieChartProps): JSX.Element {
+	const {
+		active,
+		setActive,
+		visibleData,
+		legendItems,
+		focusedSeriesIndex,
+		onLegendClick,
+		onLegendMouseMove,
+		onLegendMouseLeave,
+	} = usePieInteractions(data, id);
+
+	const {
+		tooltipOpen,
+		tooltipLeft,
+		tooltipTop,
+		tooltipData,
+		hideTooltip,
+		showTooltip,
+	} = useTooltip<PieTooltipData>();
+
+	const { containerRef, TooltipInPortal } = useTooltipInPortal({
+		scroll: true,
+		detectBounds: true,
+	});
+
+	const wrapperRef = useRef<HTMLDivElement>(null);
+	const { width: containerWidth, height: containerHeight } =
+		useResizeObserver(wrapperRef);
+
+	// Reuse the uPlot chart/legend split so the donut + legend get the same area
+	// allocation (right column, or up-to-two bottom rows) as every other panel.
+	const { width, height, legendWidth, legendHeight, averageLegendWidth } =
+		useMemo(
+			() =>
+				calculateChartDimensions({
+					containerWidth,
+					containerHeight,
+					legendConfig: { position },
+					seriesLabels: data.map((slice) => slice.label),
+				}),
+			[containerWidth, containerHeight, position, data],
+		);
+
+	// Donut geometry derived from the allocated chart box.
+	const { size, radius, innerRadius } = useMemo(() => {
+		const nextSize = Math.min(width, height);
+		const nextRadius = nextSize * 0.35;
+		return {
+			size: nextSize,
+			radius: nextRadius,
+			innerRadius: nextRadius * 0.6,
+		};
+	}, [width, height]);
+
+	const totalValue = useMemo(
+		() => visibleData.reduce((sum, slice) => sum + slice.value, 0),
+		[visibleData],
+	);
+
+	const labelColor = isDarkMode ? Color.BG_VANILLA_100 : Color.BG_INK_400;
+	const activeColor = active?.color ?? null;
+
+	const handleSliceEnter = useCallback(
+		(slice: PieSlice, centroidX: number, centroidY: number): void => {
+			showTooltip({
+				tooltipData: {
+					label: slice.label,
+					value: getYAxisFormattedValue(
+						slice.value.toString(),
+						yAxisUnit || 'none',
+						decimalPrecision,
+					),
+					color: slice.color,
+				},
+				tooltipTop: centroidY + height / 2,
+				tooltipLeft: centroidX + width / 2,
+			});
+			setActive(slice);
+		},
+		[showTooltip, setActive, yAxisUnit, decimalPrecision, height, width],
+	);
+
+	const handleSliceLeave = useCallback((): void => {
+		hideTooltip();
+		setActive(null);
+	}, [hideTooltip, setActive]);
+
+	if (!data.length) {
+		return (
+			<div
+				ref={wrapperRef}
+				className={styles.pieChartWrapper}
+				data-testid={testId}
+			>
+				<div className={styles.pieChartNoData}>No data</div>
+			</div>
+		);
+	}
+
+	const isRightLegend = position === LegendPosition.RIGHT;
+
+	return (
+		<div
+			ref={wrapperRef}
+			className={styles.pieChartWrapper}
+			style={{ flexDirection: isRightLegend ? 'row' : 'column' }}
+			data-testid={testId}
+		>
+			<div className={styles.pieChartContainer} style={{ width, height }}>
+				{size > 0 && (
+					<svg width={width} height={height} ref={containerRef}>
+						<Group top={height / 2} left={width / 2}>
+							<VisxPie
+								data={visibleData}
+								pieValue={(slice: PieSlice): number => slice.value}
+								outerRadius={radius}
+								innerRadius={innerRadius}
+								padAngle={0.01}
+								cornerRadius={3}
+								width={size}
+								height={size}
+							>
+								{(pie): JSX.Element[] =>
+									pie.arcs.map((arc) => (
+										<PieArc
+											key={`arc-${arc.data.label}-${arc.data.value}-${arc.startAngle.toFixed(
+												6,
+											)}`}
+											slice={arc.data}
+											arcPath={pie.path(arc) || ''}
+											centroid={pie.path.centroid(arc)}
+											startAngle={arc.startAngle}
+											endAngle={arc.endAngle}
+											radius={radius}
+											totalValue={totalValue}
+											yAxisUnit={yAxisUnit}
+											decimalPrecision={decimalPrecision}
+											labelColor={labelColor}
+											fill={getFillColor(arc.data.color, activeColor)}
+											onEnter={handleSliceEnter}
+											onLeave={handleSliceLeave}
+											onClick={onSliceClick}
+										/>
+									))
+								}
+							</VisxPie>
+							<PieCenterLabel
+								total={totalValue}
+								yAxisUnit={yAxisUnit}
+								decimalPrecision={decimalPrecision}
+								radius={radius}
+								innerRadius={innerRadius}
+								color={labelColor}
+							/>
+						</Group>
+					</svg>
+				)}
+				{tooltipOpen && tooltipData && (
+					<TooltipInPortal
+						top={tooltipTop}
+						left={tooltipLeft}
+						className={styles.pieChartTooltip}
+						style={{
+							...defaultStyles,
+							color: labelColor,
+						}}
+					>
+						<div
+							className={styles.pieChartIndicator}
+							style={{ background: tooltipData.color }}
+						/>
+						<div className={styles.pieChartTooltipContent}>
+							<span>{tooltipData.label}</span>
+							<span className={styles.pieChartTooltipValue}>{tooltipData.value}</span>
+						</div>
+					</TooltipInPortal>
+				)}
+			</div>
+			<div
+				className={styles.pieChartLegend}
+				style={{
+					width: legendWidth,
+					height: legendHeight,
+				}}
+			>
+				<Legend
+					items={legendItems}
+					position={position}
+					averageLegendWidth={averageLegendWidth}
+					focusedSeriesIndex={focusedSeriesIndex}
+					onClick={onLegendClick}
+					onMouseMove={onLegendMouseMove}
+					onMouseLeave={onLegendMouseLeave}
+				/>
+			</div>
+		</div>
+	);
+}
--- a/frontend/src/container/DashboardContainer/visualization/charts/Pie/PieArc.tsx
+++ b/frontend/src/container/DashboardContainer/visualization/charts/Pie/PieArc.tsx
@@ -0,0 +1,123 @@
+import type { PrecisionOption } from 'components/Graph/types';
+import { getYAxisFormattedValue } from 'components/Graph/yAxisConfig';
+
+import { PieSlice } from '../types';
+
+import { getArcGeometry } from './utils';
+
+// Slices below this share of the total don't get a leader label (too cramped).
+const MIN_LABEL_SHARE = 0.03;
+const MAX_LABEL_LENGTH = 15;
+
+interface PieArcProps {
+	slice: PieSlice;
+	/** SVG path `d` for the arc, from the visx pie generator. */
+	arcPath: string;
+	/** Arc centroid `[x, y]`, used to anchor the leader line and tooltip. */
+	centroid: [number, number];
+	startAngle: number;
+	endAngle: number;
+	radius: number;
+	/** Sum of visible slice values — drives the show-label threshold. */
+	totalValue: number;
+	yAxisUnit?: string;
+	decimalPrecision?: PrecisionOption;
+	labelColor: string;
+	/** Resolved fill (already dimmed if another slice is active). */
+	fill: string;
+	onEnter: (slice: PieSlice, centroidX: number, centroidY: number) => void;
+	onLeave: () => void;
+	onClick?: (slice: PieSlice) => void;
+}
+
+/**
+ * A single donut slice: the arc path plus, for non-tiny slices, a leader line
+ * out to an external label + value. Pure presentation — interaction is
+ * delegated to the `onEnter`/`onLeave`/`onClick` callbacks.
+ */
+export default function PieArc({
+	slice,
+	arcPath,
+	centroid,
+	startAngle,
+	endAngle,
+	radius,
+	totalValue,
+	yAxisUnit,
+	decimalPrecision,
+	labelColor,
+	fill,
+	onEnter,
+	onLeave,
+	onClick,
+}: PieArcProps): JSX.Element {
+	const { label, value } = slice;
+	const [centroidX, centroidY] = centroid;
+	const { labelX, labelY, lineEndX, lineEndY, textAnchor } = getArcGeometry(
+		startAngle,
+		endAngle,
+		radius,
+	);
+
+	const displayValue = getYAxisFormattedValue(
+		value.toString(),
+		yAxisUnit || 'none',
+		decimalPrecision,
+	);
+	const shortenedLabel =
+		label.length > MAX_LABEL_LENGTH ? `${label.substring(0, 12)}...` : label;
+	const shouldShowLabel = value / totalValue > MIN_LABEL_SHARE;
+
+	return (
+		<g
+			onMouseEnter={(): void => onEnter(slice, centroidX, centroidY)}
+			onMouseLeave={onLeave}
+			onClick={(): void => onClick?.(slice)}
+		>
+			<path d={arcPath} fill={fill} />
+			{shouldShowLabel && (
+				<>
+					<line
+						x1={centroidX}
+						y1={centroidY}
+						x2={lineEndX}
+						y2={lineEndY}
+						stroke={labelColor}
+						strokeWidth={1}
+					/>
+					<line
+						x1={lineEndX}
+						y1={lineEndY}
+						x2={labelX}
+						y2={labelY}
+						stroke={labelColor}
+						strokeWidth={1}
+					/>
+					<text
+						x={labelX}
+						y={labelY - 8}
+						dy=".33em"
+						fill={labelColor}
+						fontSize={10}
+						textAnchor={textAnchor}
+						pointerEvents="none"
+					>
+						{shortenedLabel}
+					</text>
+					<text
+						x={labelX}
+						y={labelY + 8}
+						dy=".33em"
+						fill={labelColor}
+						fontSize={10}
+						fontWeight="bold"
+						textAnchor={textAnchor}
+						pointerEvents="none"
+					>
+						{displayValue}
+					</text>
+				</>
+			)}
+		</g>
+	);
+}
--- a/frontend/src/container/DashboardContainer/visualization/charts/Pie/PieCenterLabel.tsx
+++ b/frontend/src/container/DashboardContainer/visualization/charts/Pie/PieCenterLabel.tsx
@@ -0,0 +1,57 @@
+import type { PrecisionOption } from 'components/Graph/types';
+import { getYAxisFormattedValue } from 'components/Graph/yAxisConfig';
+
+import { getScaledFontSize } from './utils';
+
+interface PieCenterLabelProps {
+	/** Sum of the visible slice values, shown in the donut hole. */
+	total: number;
+	yAxisUnit?: string;
+	decimalPrecision?: PrecisionOption;
+	radius: number;
+	innerRadius: number;
+	color: string;
+}
+
+/**
+ * The total shown in the centre of the donut. Splits the formatted value into
+ * its numeric part and unit so each can be sized independently, and scales the
+ * numeric font down for long values so it never overflows the hole.
+ */
+export default function PieCenterLabel({
+	total,
+	yAxisUnit,
+	decimalPrecision,
+	radius,
+	innerRadius,
+	color,
+}: PieCenterLabelProps): JSX.Element {
+	const formattedTotal = getYAxisFormattedValue(
+		total.toString(),
+		yAxisUnit || 'none',
+		decimalPrecision,
+	);
+	const matches = formattedTotal.match(/([\d.]+[KMB]?)(.*)$/);
+	const numericTotal = matches?.[1] || formattedTotal;
+	const unitTotal = matches?.[2]?.trim() || '';
+
+	const numericFontSize = getScaledFontSize({
+		text: numericTotal,
+		baseSize: radius * 0.3,
+		innerRadius,
+	});
+	const unitFontSize = numericFontSize * 0.5;
+
+	return (
+		<text textAnchor="middle" dominantBaseline="central" fill={color}>
+			<tspan fontSize={numericFontSize} fontWeight="bold">
+				{numericTotal}
+			</tspan>
+			{unitTotal && (
+				<tspan fontSize={unitFontSize} opacity={0.9} dx={2}>
+					{unitTotal}
+				</tspan>
+			)}
+		</text>
+	);
+}
--- a/frontend/src/container/DashboardContainer/visualization/charts/Pie/tests/Pie.test.tsx
+++ b/frontend/src/container/DashboardContainer/visualization/charts/Pie/tests/Pie.test.tsx
@@ -0,0 +1,116 @@
+import React from 'react';
+import { fireEvent, render, screen, within } from '@testing-library/react';
+import { TooltipProvider } from '@signozhq/ui/tooltip';
+import { LegendPosition } from 'lib/uPlotV2/components/types';
+import { LegendItem } from 'lib/uPlotV2/config/types';
+
+import { PieSlice } from '../../types';
+import Pie from '../Pie';
+
+jest.mock('hooks/useDimensions', () => ({
+	useResizeObserver: jest.fn().mockReturnValue({ width: 400, height: 300 }),
+}));
+
+jest.mock('components/Graph/yAxisConfig', () => ({
+	getYAxisFormattedValue: jest.fn((value: string) => value),
+}));
+
+// VirtuosoGrid only renders a window in jsdom; render every item so we can
+// assert on legend entries.
+jest.mock('react-virtuoso', () => ({
+	VirtuosoGrid: ({
+		data,
+		itemContent,
+	}: {
+		data: LegendItem[];
+		itemContent: (index: number, item: LegendItem) => React.ReactNode;
+	}): JSX.Element => (
+		<div data-testid="virtuoso-grid">
+			{data.map((item, index) => (
+				<div key={item.seriesIndex ?? index}>{itemContent(index, item)}</div>
+			))}
+		</div>
+	),
+}));
+
+const DATA: PieSlice[] = [
+	{ label: 'frontend', value: 100, color: '#aa0000' },
+	{ label: 'cart', value: 60, color: '#00aa00' },
+	{ label: 'checkout', value: 40, color: '#0000aa' },
+];
+
+function renderPie(
+	props: Partial<React.ComponentProps<typeof Pie>> = {},
+): void {
+	render(
+		<TooltipProvider>
+			<Pie data={DATA} isDarkMode={false} data-testid="pie" {...props} />
+		</TooltipProvider>,
+	);
+}
+
+describe('Pie', () => {
+	it('renders the "No data" state for empty data', () => {
+		render(
+			<TooltipProvider>
+				<Pie data={[]} isDarkMode={false} data-testid="pie" />
+			</TooltipProvider>,
+		);
+		expect(screen.getByText('No data')).toBeInTheDocument();
+	});
+
+	it('renders one arc per slice plus the legend entries and centre total', () => {
+		renderPie();
+
+		const svg = screen.getByTestId('pie').querySelector('svg') as SVGElement;
+		expect(svg.querySelectorAll('path')).toHaveLength(DATA.length);
+
+		const legend = screen.getByTestId('virtuoso-grid');
+		expect(within(legend).getByText('frontend')).toBeInTheDocument();
+		expect(within(legend).getByText('cart')).toBeInTheDocument();
+		expect(within(legend).getByText('checkout')).toBeInTheDocument();
+
+		// Centre total = 100 + 60 + 40 (formatter mocked to echo the value).
+		expect(screen.getByText('200')).toBeInTheDocument();
+	});
+
+	it('lays the legend out in a row for the right position and a column for bottom', () => {
+		const { rerender } = render(
+			<TooltipProvider>
+				<Pie
+					data={DATA}
+					isDarkMode={false}
+					position={LegendPosition.RIGHT}
+					data-testid="pie"
+				/>
+			</TooltipProvider>,
+		);
+		expect(screen.getByTestId('pie')).toHaveStyle({ flexDirection: 'row' });
+
+		rerender(
+			<TooltipProvider>
+				<Pie
+					data={DATA}
+					isDarkMode={false}
+					position={LegendPosition.BOTTOM}
+					data-testid="pie"
+				/>
+			</TooltipProvider>,
+		);
+		expect(screen.getByTestId('pie')).toHaveStyle({ flexDirection: 'column' });
+	});
+
+	it('hides a slice when its legend marker is clicked', () => {
+		renderPie();
+		const svg = screen.getByTestId('pie').querySelector('svg') as SVGElement;
+		expect(svg.querySelectorAll('path')).toHaveLength(3);
+
+		const marker = document.querySelector(
+			'[data-legend-item-id="1"] [data-is-legend-marker="true"]',
+		) as HTMLElement;
+		fireEvent.click(marker);
+
+		// One slice hidden → one fewer arc drawn.
+		expect(svg.querySelectorAll('path')).toHaveLength(2);
+	});
+});
--- a/frontend/src/container/DashboardContainer/visualization/charts/Pie/tests/PieArc.test.tsx
+++ b/frontend/src/container/DashboardContainer/visualization/charts/Pie/tests/PieArc.test.tsx
@@ -0,0 +1,85 @@
+import { fireEvent, render, screen } from '@testing-library/react';
+
+import { PieSlice } from '../../types';
+import PieArc from '../PieArc';
+
+jest.mock('components/Graph/yAxisConfig', () => ({
+	// Echo the raw value so assertions are deterministic.
+	getYAxisFormattedValue: jest.fn((value: string) => value),
+}));
+
+const SLICE: PieSlice = { label: 'frontend', value: 50, color: '#f00' };
+
+function renderArc(props: Partial<React.ComponentProps<typeof PieArc>> = {}): {
+	onEnter: jest.Mock;
+	onLeave: jest.Mock;
+	onClick: jest.Mock;
+	container: HTMLElement;
+} {
+	const onEnter = jest.fn();
+	const onLeave = jest.fn();
+	const onClick = jest.fn();
+	const { container } = render(
+		<svg>
+			<PieArc
+				slice={SLICE}
+				arcPath="M0,0L1,1"
+				centroid={[10, 20]}
+				startAngle={0}
+				endAngle={Math.PI}
+				radius={100}
+				totalValue={100}
+				labelColor="#fff"
+				fill="#f00"
+				onEnter={onEnter}
+				onLeave={onLeave}
+				onClick={onClick}
+				{...props}
+			/>
+		</svg>,
+	);
+	return { onEnter, onLeave, onClick, container };
+}
+
+describe('PieArc', () => {
+	it('renders the arc path with the resolved fill', () => {
+		const { container } = renderArc();
+		const path = container.querySelector('path');
+		expect(path).toHaveAttribute('d', 'M0,0L1,1');
+		expect(path).toHaveAttribute('fill', '#f00');
+	});
+
+	it('shows the leader label + value for a slice above the threshold', () => {
+		renderArc(); // 50 / 100 = 0.5
+		expect(screen.getByText('frontend')).toBeInTheDocument();
+		expect(screen.getByText('50')).toBeInTheDocument();
+	});
+
+	it('hides the leader label for a slice below the 3% threshold', () => {
+		renderArc({ totalValue: 10000 }); // 50 / 10000 = 0.005
+		expect(screen.queryByText('frontend')).not.toBeInTheDocument();
+		// the arc path itself still renders
+		expect(screen.queryByText('50')).not.toBeInTheDocument();
+	});
+
+	it('truncates labels longer than 15 chars', () => {
+		renderArc({
+			slice: { label: 'a-really-long-service-name', value: 50, color: '#f00' },
+		});
+		expect(screen.getByText('a-really-lon...')).toBeInTheDocument();
+	});
+
+	it('fires onEnter with the slice + centroid, and onLeave / onClick', () => {
+		const { onEnter, onLeave, onClick, container } = renderArc();
+		const g = container.querySelector('g') as SVGGElement;
+
+		fireEvent.mouseEnter(g);
+		expect(onEnter).toHaveBeenCalledWith(SLICE, 10, 20);
+
+		fireEvent.mouseLeave(g);
+		expect(onLeave).toHaveBeenCalledTimes(1);
+
+		fireEvent.click(g);
+		expect(onClick).toHaveBeenCalledWith(SLICE);
+	});
+});
--- a/frontend/src/container/DashboardContainer/visualization/charts/Pie/tests/PieCenterLabel.test.tsx
+++ b/frontend/src/container/DashboardContainer/visualization/charts/Pie/tests/PieCenterLabel.test.tsx
@@ -0,0 +1,45 @@
+import { render, screen } from '@testing-library/react';
+import { getYAxisFormattedValue } from 'components/Graph/yAxisConfig';
+
+import PieCenterLabel from '../PieCenterLabel';
+
+jest.mock('components/Graph/yAxisConfig', () => ({
+	getYAxisFormattedValue: jest.fn(),
+}));
+
+const mockFormat = getYAxisFormattedValue as jest.MockedFunction<
+	typeof getYAxisFormattedValue
+>;
+
+function renderInSvg(node: JSX.Element): ReturnType<typeof render> {
+	// PieCenterLabel returns an SVG <text>, so it needs an <svg> host.
+	return render(<svg>{node}</svg>);
+}
+
+describe('PieCenterLabel', () => {
+	const baseProps = {
+		total: 3700,
+		radius: 100,
+		innerRadius: 60,
+		color: '#fff',
+	};
+
+	it('renders the formatted total (numeric + unit suffix) as one numeric tspan when there is no separate unit', () => {
+		mockFormat.mockReturnValue('3.7K');
+		renderInSvg(<PieCenterLabel {...baseProps} />);
+		expect(screen.getByText('3.7K')).toBeInTheDocument();
+	});
+
+	it('splits the numeric part and the trailing unit into separate tspans', () => {
+		mockFormat.mockReturnValue('1.2 MB');
+		renderInSvg(<PieCenterLabel {...baseProps} />);
+		expect(screen.getByText('1.2')).toBeInTheDocument();
+		expect(screen.getByText('MB')).toBeInTheDocument();
+	});
+
+	it('passes the unit + precision through to the formatter', () => {
+		mockFormat.mockReturnValue('100');
+		renderInSvg(<PieCenterLabel {...baseProps} total={100} yAxisUnit="bytes" />);
+		expect(mockFormat).toHaveBeenCalledWith('100', 'bytes', undefined);
+	});
+});
--- a/frontend/src/container/DashboardContainer/visualization/charts/Pie/tests/utils.test.ts
+++ b/frontend/src/container/DashboardContainer/visualization/charts/Pie/tests/utils.test.ts
@@ -0,0 +1,101 @@
+import {
+	getArcGeometry,
+	getFillColor,
+	getScaledFontSize,
+	lightenColor,
+} from '../utils';
+
+describe('Pie utils', () => {
+	describe('getScaledFontSize', () => {
+		it('returns the base size for empty text', () => {
+			expect(getScaledFontSize({ text: '', baseSize: 30, innerRadius: 100 })).toBe(
+				30,
+			);
+		});
+
+		it('does not scale short text (length <= 3)', () => {
+			// scaleFactor = max(0.3, 1) = 1 → baseSize, capped by innerRadius * 0.9.
+			expect(
+				getScaledFontSize({ text: '3.7', baseSize: 30, innerRadius: 100 }),
+			).toBe(30);
+		});
+
+		it('scales longer text down', () => {
+			// length 8 → scaleFactor = max(0.3, 1 - 5 * 0.09) = 0.55 → 30 * 0.55.
+			expect(
+				getScaledFontSize({ text: '12345678', baseSize: 30, innerRadius: 100 }),
+			).toBeCloseTo(16.5);
+		});
+
+		it('floors the scale factor at 0.3 for very long text', () => {
+			// length 20 → 1 - 17 * 0.09 < 0.3 → floored to 0.3 → 100 * 0.3.
+			expect(
+				getScaledFontSize({
+					text: '12345678901234567890',
+					baseSize: 100,
+					innerRadius: 1000,
+				}),
+			).toBeCloseTo(30);
+		});
+
+		it('caps the size at 90% of the inner radius', () => {
+			expect(
+				getScaledFontSize({ text: '3.7', baseSize: 200, innerRadius: 10 }),
+			).toBeCloseTo(9);
+		});
+	});
+
+	describe('getArcGeometry', () => {
+		it('places the label below for a slice centred at the top (angle 0)', () => {
+			const g = getArcGeometry(0, 0, 100);
+			expect(g.labelX).toBeCloseTo(0);
+			expect(g.labelY).toBeCloseTo(-130);
+			expect(g.lineEndX).toBeCloseTo(0);
+			expect(g.lineEndY).toBeCloseTo(-110);
+			// sin(0) is not > 0 → anchor end.
+			expect(g.textAnchor).toBe('end');
+		});
+
+		it('anchors to the start on the right half (angle pi/2)', () => {
+			const g = getArcGeometry(0, Math.PI, 100);
+			expect(g.labelX).toBeCloseTo(130);
+			expect(g.labelY).toBeCloseTo(0);
+			expect(g.textAnchor).toBe('start');
+		});
+
+		it('anchors to the end on the left half (angle 3pi/2)', () => {
+			const g = getArcGeometry(Math.PI, 2 * Math.PI, 100);
+			expect(g.labelX).toBeCloseTo(-130);
+			expect(g.textAnchor).toBe('end');
+		});
+	});
+
+	describe('lightenColor', () => {
+		it('converts a #rrggbb hex to rgba at the given opacity', () => {
+			expect(lightenColor('#ff0000', 0.4)).toBe('rgba(255, 0, 0, 0.4)');
+		});
+
+		it('accepts hex without a leading #', () => {
+			expect(lightenColor('00ff00', 0.4)).toBe('rgba(0, 255, 0, 0.4)');
+		});
+
+		it('returns the original colour when it is not parseable hex', () => {
+			expect(lightenColor('rgba(0,0,0,1)', 0.4)).toBe('rgba(0,0,0,1)');
+			expect(lightenColor('red', 0.4)).toBe('red');
+		});
+	});
+
+	describe('getFillColor', () => {
+		it('returns the colour unchanged when nothing is active', () => {
+			expect(getFillColor('#ff0000', null)).toBe('#ff0000');
+		});
+
+		it('returns the colour unchanged for the active slice', () => {
+			expect(getFillColor('#ff0000', '#ff0000')).toBe('#ff0000');
+		});
+
+		it('dims non-active slices to 40% opacity', () => {
+			expect(getFillColor('#00ff00', '#ff0000')).toBe('rgba(0, 255, 0, 0.4)');
+		});
+	});
+});
--- a/frontend/src/container/DashboardContainer/visualization/charts/Pie/types.ts
+++ b/frontend/src/container/DashboardContainer/visualization/charts/Pie/types.ts
@@ -0,0 +1,35 @@
+/**
+ * Pie-local types. Kept out of the component / util files so each stays focused
+ * (per the one-component-per-file + dedicated-types rules). Shared chart types
+ * (PieSlice, PieChartProps) live in the parent charts/types.ts.
+ */
+
+export interface ScaledFontSizeArgs {
+	text: string;
+	baseSize: number;
+	innerRadius: number;
+}
+
+export interface ArcGeometry {
+	/** Outer point where the leader label sits. */
+	labelX: number;
+	labelY: number;
+	/** Elbow point where the leader line bends toward the label. */
+	lineEndX: number;
+	lineEndY: number;
+	/** Anchor the label left/right depending on which half of the circle it's in. */
+	textAnchor: 'start' | 'end';
+}
+
+export interface ParsedRgb {
+	r: number;
+	g: number;
+	b: number;
+}
+
+/** Resolved tooltip payload shown when a slice is hovered. */
+export interface PieTooltipData {
+	label: string;
+	value: string;
+	color: string;
+}
--- a/frontend/src/container/DashboardContainer/visualization/charts/Pie/utils.ts
+++ b/frontend/src/container/DashboardContainer/visualization/charts/Pie/utils.ts
@@ -0,0 +1,89 @@
+/**
+ * Pure presentation helpers for the Pie chart. Kept out of the component file
+ * so the renderer stays declarative (per the one-component-per-file rule).
+ */
+
+import { ArcGeometry, ParsedRgb, ScaledFontSizeArgs } from './types';
+
+/**
+ * Shrinks the centre-total font as the text gets longer so it never overflows
+ * the donut hole. Ported from the V1 PiePanelWrapper.
+ */
+export function getScaledFontSize({
+	text,
+	baseSize,
+	innerRadius,
+}: ScaledFontSizeArgs): number {
+	if (!text) {
+		return baseSize;
+	}
+
+	const { length } = text;
+	// More aggressive scaling for very long numbers.
+	const scaleFactor = Math.max(0.3, 1 - (length - 3) * 0.09);
+	// Don't use more than 90% of the inner radius.
+	const maxSize = innerRadius * 0.9;
+
+	return Math.min(baseSize * scaleFactor, maxSize);
+}
+
+/**
+ * Computes the leader-line / label geometry for one arc from its angular span.
+ * Pulled out of the render prop so the SVG markup stays declarative.
+ */
+export function getArcGeometry(
+	startAngle: number,
+	endAngle: number,
+	radius: number,
+): ArcGeometry {
+	const angle = (startAngle + endAngle) / 2;
+	const labelRadius = radius * 1.3;
+	const lineEndRadius = radius * 1.1;
+	return {
+		labelX: Math.sin(angle) * labelRadius,
+		labelY: -Math.cos(angle) * labelRadius,
+		lineEndX: Math.sin(angle) * lineEndRadius,
+		lineEndY: -Math.cos(angle) * lineEndRadius,
+		textAnchor: Math.sin(angle) > 0 ? 'start' : 'end',
+	};
+}
+
+// Parses `#rrggbb` into its components. Returns null for anything else (e.g. an
+// already-rgba string), letting callers fall back to the original colour.
+function hexToRgb(color: string): ParsedRgb | null {
+	const result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(color);
+	return result
+		? {
+				r: parseInt(result[1], 16),
+				g: parseInt(result[2], 16),
+				b: parseInt(result[3], 16),
+			}
+		: null;
+}
+
+/**
+ * Returns an rgba() string for `color` at the given opacity. Used to dim the
+ * non-hovered slices. Falls back to the original colour if it can't be parsed.
+ */
+export function lightenColor(color: string, opacity: number): string {
+	const rgb = hexToRgb(color);
+	if (!rgb) {
+		return color;
+	}
+	return `rgba(${rgb.r}, ${rgb.g}, ${rgb.b}, ${opacity})`;
+}
+
+/**
+ * Resolves the fill for a slice given the currently-hovered slice colour:
+ * everything but the active slice dims to 40% opacity. With nothing hovered
+ * (`activeColor === null`) every slice keeps its full colour.
+ */
+export function getFillColor(
+	color: string,
+	activeColor: string | null,
+): string {
+	if (activeColor === null) {
+		return color;
+	}
+	return activeColor === color ? color : lightenColor(color, 0.4);
+}
--- a/frontend/src/container/DashboardContainer/visualization/charts/types.ts
+++ b/frontend/src/container/DashboardContainer/visualization/charts/types.ts
@@ -3,13 +3,14 @@ import { PrecisionOption } from 'components/Graph/types';
 import {
 	IRenderTooltipFooterArgs,
 	LegendConfig,
+	LegendPosition,
 	TooltipRenderArgs,
 } from 'lib/uPlotV2/components/types';
 import { UPlotConfigBuilder } from 'lib/uPlotV2/config/UPlotConfigBuilder';
 import {
 	DashboardCursorSync,
 	SyncTooltipFilterMode,
-	TooltipClickData,
+	ChartClickData,
 } from 'lib/uPlotV2/plugins/TooltipPlugin/types';
 import { BaseAutocompleteData } from 'types/api/queryBuilder/queryAutocompleteResponse';

@@ -22,10 +23,10 @@ interface BaseChartProps {
 	/** Key that pins the tooltip while hovering. Defaults to DEFAULT_PIN_TOOLTIP_KEY ('l'). */
 	pinKey?: string;
 	/** Called when the user clicks the uPlot overlay. Receives resolved click data. */
-	onClick?: (clickData: TooltipClickData) => void;
+	onClick?: (clickData: ChartClickData) => void;
 	yAxisUnit?: string;
 	decimalPrecision?: PrecisionOption;
-	pinnedTooltipElement?: (clickData: TooltipClickData) => React.ReactNode;
+	pinnedTooltipElement?: (clickData: ChartClickData) => React.ReactNode;
 	renderTooltipFooter?: (args: IRenderTooltipFooterArgs) => React.ReactNode;
 	customTooltip?: (props: TooltipRenderArgs) => React.ReactNode;
 	'data-testid'?: string;
@@ -69,3 +70,36 @@ export type ChartProps =
 	| TimeSeriesChartProps
 	| BarChartProps
 	| HistogramChartProps;
+
+/**
+ * One resolved pie/donut slice: a display label, its (already parsed) positive
+ * numeric value, and the colour used for the arc + legend swatch.
+ */
+export interface PieSlice {
+	label: string;
+	value: number;
+	color: string;
+}
+
+/**
+ * Props for the Pie chart. Unlike the others above, Pie is NOT uPlot-based
+ * (it renders with @visx), so it deliberately does not extend BaseChartProps /
+ * UPlotBasedChartProps — it takes pre-resolved slices and self-measures its
+ * draw area rather than receiving a uPlot config + aligned data.
+ */
+export interface PieChartProps {
+	data: PieSlice[];
+	yAxisUnit?: string;
+	decimalPrecision?: PrecisionOption;
+	isDarkMode: boolean;
+	/** Legend placement. Drives the chart-vs-legend layout. Default BOTTOM. */
+	position?: LegendPosition;
+	/**
+	 * Widget id used to persist per-slice hide/unhide state to localStorage
+	 * (shared GRAPH_VISIBILITY_STATES, keyed by label). Omit to disable persistence.
+	 */
+	id?: string;
+	/** Fired when a slice (or its legend entry) is clicked. */
+	onSliceClick?: (slice: PieSlice) => void;
+	'data-testid'?: string;
+}
--- a/frontend/src/container/DashboardContainer/visualization/hooks/tests/usePieInteractions.test.tsx
+++ b/frontend/src/container/DashboardContainer/visualization/hooks/tests/usePieInteractions.test.tsx
@@ -0,0 +1,147 @@
+import { act, renderHook } from '@testing-library/react';
+import {
+	getStoredSeriesVisibility,
+	updateSeriesVisibilityToLocalStorage,
+} from 'container/DashboardContainer/visualization/panels/utils/legendVisibilityUtils';
+import type { MouseEvent } from 'react';
+
+import { PieSlice } from '../../charts/types';
+import { usePieInteractions } from '../usePieInteractions';
+
+jest.mock(
+	'container/DashboardContainer/visualization/panels/utils/legendVisibilityUtils',
+);
+
+const mockGetStored = getStoredSeriesVisibility as jest.MockedFunction<
+	typeof getStoredSeriesVisibility
+>;
+const mockUpdateStored =
+	updateSeriesVisibilityToLocalStorage as jest.MockedFunction<
+		typeof updateSeriesVisibilityToLocalStorage
+	>;
+
+const DATA: PieSlice[] = [
+	{ label: 'frontend', value: 100, color: '#a' },
+	{ label: 'cart', value: 60, color: '#b' },
+	{ label: 'checkout', value: 40, color: '#c' },
+];
+
+// Builds a fake legend click/move event: `e.target.closest('[data-legend-item-id]')`
+// resolves to the item at `index`, and `e.target.dataset.isLegendMarker` flags marker clicks.
+function legendEvent(
+	index: number | null,
+	isMarker = false,
+): MouseEvent<HTMLDivElement> {
+	const itemEl =
+		index == null ? null : { dataset: { legendItemId: String(index) } };
+	return {
+		target: {
+			closest: (): unknown => itemEl,
+			dataset: { isLegendMarker: isMarker ? 'true' : undefined },
+		},
+	} as unknown as MouseEvent<HTMLDivElement>;
+}
+
+describe('usePieInteractions', () => {
+	beforeEach(() => {
+		mockGetStored.mockReturnValue(null);
+		mockUpdateStored.mockReset();
+	});
+
+	it('starts with everything visible and nothing focused', () => {
+		const { result } = renderHook(() => usePieInteractions(DATA));
+
+		expect(result.current.visibleData).toStrictEqual(DATA);
+		expect(result.current.legendItems.map((i) => i.show)).toStrictEqual([
+			true,
+			true,
+			true,
+		]);
+		expect(result.current.focusedSeriesIndex).toBeNull();
+		expect(result.current.active).toBeNull();
+	});
+
+	describe('marker click (toggle one)', () => {
+		it('hides then unhides the clicked slice', () => {
+			const { result } = renderHook(() => usePieInteractions(DATA, 'panel-1'));
+
+			act(() => result.current.onLegendClick(legendEvent(1, true)));
+
+			expect(result.current.visibleData).toStrictEqual([DATA[0], DATA[2]]);
+			expect(result.current.legendItems[1].show).toBe(false);
+			expect(mockUpdateStored).toHaveBeenLastCalledWith('panel-1', [
+				{ label: 'frontend', show: true },
+				{ label: 'cart', show: false },
+				{ label: 'checkout', show: true },
+			]);
+
+			act(() => result.current.onLegendClick(legendEvent(1, true)));
+
+			expect(result.current.visibleData).toStrictEqual(DATA);
+			expect(result.current.legendItems[1].show).toBe(true);
+		});
+	});
+
+	describe('label click (isolate / reset)', () => {
+		it('isolates the clicked slice, then resets on a second click', () => {
+			const { result } = renderHook(() => usePieInteractions(DATA));
+
+			act(() => result.current.onLegendClick(legendEvent(0, false)));
+
+			expect(result.current.visibleData).toStrictEqual([DATA[0]]);
+			expect(result.current.legendItems.map((i) => i.show)).toStrictEqual([
+				true,
+				false,
+				false,
+			]);
+
+			act(() => result.current.onLegendClick(legendEvent(0, false)));
+
+			expect(result.current.visibleData).toStrictEqual(DATA);
+		});
+	});
+
+	describe('hover', () => {
+		it('focuses the hovered slice and clears on leave', () => {
+			const { result } = renderHook(() => usePieInteractions(DATA));
+
+			act(() => result.current.onLegendMouseMove(legendEvent(2)));
+			expect(result.current.active).toStrictEqual(DATA[2]);
+			expect(result.current.focusedSeriesIndex).toBe(2);
+
+			act(() => result.current.onLegendMouseLeave());
+			expect(result.current.active).toBeNull();
+			expect(result.current.focusedSeriesIndex).toBeNull();
+		});
+
+		it('does not focus a hidden slice', () => {
+			const { result } = renderHook(() => usePieInteractions(DATA));
+
+			act(() => result.current.onLegendClick(legendEvent(1, true))); // hide cart
+			act(() => result.current.onLegendMouseMove(legendEvent(1)));
+
+			expect(result.current.active).toBeNull();
+		});
+	});
+
+	describe('persistence', () => {
+		it('does not write to storage when no id is provided', () => {
+			const { result } = renderHook(() => usePieInteractions(DATA));
+			act(() => result.current.onLegendClick(legendEvent(0, true)));
+			expect(mockUpdateStored).not.toHaveBeenCalled();
+		});
+
+		it('rehydrates hidden slices from storage on mount (matched by label)', () => {
+			mockGetStored.mockReturnValue([
+				{ label: 'frontend', show: true },
+				{ label: 'cart', show: false },
+				{ label: 'checkout', show: true },
+			]);
+
+			const { result } = renderHook(() => usePieInteractions(DATA, 'panel-1'));
+
+			expect(result.current.visibleData).toStrictEqual([DATA[0], DATA[2]]);
+			expect(result.current.legendItems[1].show).toBe(false);
+		});
+	});
+});
--- a/frontend/src/container/DashboardContainer/visualization/hooks/usePieInteractions.ts
+++ b/frontend/src/container/DashboardContainer/visualization/hooks/usePieInteractions.ts
@@ -0,0 +1,168 @@
+import { LegendItem } from 'lib/uPlotV2/config/types';
+import type { Dispatch, MouseEvent, SetStateAction } from 'react';
+import { useCallback, useEffect, useMemo, useRef, useState } from 'react';
+
+import {
+	getStoredSeriesVisibility,
+	updateSeriesVisibilityToLocalStorage,
+} from '../panels/utils/legendVisibilityUtils';
+import { PieSlice } from '../charts/types';
+
+export interface UsePieInteractionsResult {
+	/** The hovered/focused slice (drives donut dimming + tooltip). */
+	active: PieSlice | null;
+	setActive: Dispatch<SetStateAction<PieSlice | null>>;
+	/** Slices currently shown (hidden ones removed). */
+	visibleData: PieSlice[];
+	/** Legend item per slice (`show` reflects hide state). */
+	legendItems: LegendItem[];
+	/** Index of the active slice for the legend's focus highlight, or null. */
+	focusedSeriesIndex: number | null;
+	onLegendClick: (e: MouseEvent<HTMLDivElement>) => void;
+	onLegendMouseMove: (e: MouseEvent<HTMLDivElement>) => void;
+	onLegendMouseLeave: () => void;
+}
+
+// Reads the slice index off the nearest `[data-legend-item-id]` ancestor of the
+// event target (the shared Legend tags each item with its seriesIndex).
+function getLegendIndex(e: MouseEvent<HTMLDivElement>): number | null {
+	const el = (e.target as HTMLElement | null)?.closest<HTMLElement>(
+		'[data-legend-item-id]',
+	);
+	const id = el?.dataset.legendItemId;
+	return id != null ? Number(id) : null;
+}
+
+/**
+ * Pie interaction + derived state: hover/focus, slice hide/unhide (mirroring the
+ * uPlot legend — marker toggles one, label isolates), and persistence of the
+ * hidden set to localStorage (keyed by `id`, matched by label) so it survives
+ * reloads. Returns the visible slices, legend items, focus index, and the
+ * legend container handlers.
+ */
+export function usePieInteractions(
+	data: PieSlice[],
+	id?: string,
+): UsePieInteractionsResult {
+	const [active, setActive] = useState<PieSlice | null>(null);
+	const [hiddenIndices, setHiddenIndices] = useState<Set<number>>(
+		() => new Set(),
+	);
+	const isolatedIndexRef = useRef<number | null>(null);
+
+	const legendItems = useMemo<LegendItem[]>(
+		() =>
+			data.map((slice, index) => ({
+				seriesIndex: index,
+				label: slice.label,
+				color: slice.color,
+				show: !hiddenIndices.has(index),
+			})),
+		[data, hiddenIndices],
+	);
+
+	// Hidden slices drop out so the remaining arcs + centre total recompute.
+	const visibleData = useMemo(
+		() => data.filter((_, index) => !hiddenIndices.has(index)),
+		[data, hiddenIndices],
+	);
+
+	// Rehydrate hide/unhide from localStorage (matched by label) whenever the
+	// data set changes — including first load and every refetch, since the store
+	// is the source of truth and toggles write back to it.
+	useEffect(() => {
+		if (!id || !data.length) {
+			return;
+		}
+		const stored = getStoredSeriesVisibility(id);
+		if (!stored) {
+			return;
+		}
+		const hidden = new Set<number>();
+		data.forEach((slice, index) => {
+			if (stored.find((s) => s.label === slice.label)?.show === false) {
+				hidden.add(index);
+			}
+		});
+		setHiddenIndices(hidden);
+	}, [id, data]);
+
+	// Apply a new hidden set and persist it (label + show) to localStorage.
+	const applyHidden = useCallback(
+		(hidden: Set<number>): void => {
+			setHiddenIndices(hidden);
+			if (id) {
+				updateSeriesVisibilityToLocalStorage(
+					id,
+					data.map((slice, index) => ({
+						label: slice.label,
+						show: !hidden.has(index),
+					})),
+				);
+			}
+		},
+		[id, data],
+	);
+
+	const onLegendMouseMove = useCallback(
+		(e: MouseEvent<HTMLDivElement>): void => {
+			const index = getLegendIndex(e);
+			// Don't focus/dim for hidden slices — they aren't on the donut.
+			setActive(index != null && !hiddenIndices.has(index) ? data[index] : null);
+		},
+		[data, hiddenIndices],
+	);
+
+	// Marker click toggles just that slice on/off; label click isolates it
+	// (clicking the isolated one again resets to all) — mirrors the uPlot legend.
+	const onLegendClick = useCallback(
+		(e: MouseEvent<HTMLDivElement>): void => {
+			const index = getLegendIndex(e);
+			if (index == null) {
+				return;
+			}
+			const isMarker = (e.target as HTMLElement).dataset.isLegendMarker;
+
+			if (isMarker) {
+				const next = new Set(hiddenIndices);
+				if (next.has(index)) {
+					next.delete(index);
+				} else {
+					next.add(index);
+				}
+				applyHidden(next);
+				return;
+			}
+
+			const isReset = isolatedIndexRef.current === index;
+			isolatedIndexRef.current = isReset ? null : index;
+			if (isReset) {
+				applyHidden(new Set());
+				return;
+			}
+			const next = new Set<number>();
+			data.forEach((_, i) => {
+				if (i !== index) {
+					next.add(i);
+				}
+			});
+			applyHidden(next);
+		},
+		[data, hiddenIndices, applyHidden],
+	);
+
+	const onLegendMouseLeave = useCallback((): void => setActive(null), []);
+
+	const focusedIndex = active ? data.indexOf(active) : -1;
+
+	return {
+		active,
+		setActive,
+		visibleData,
+		legendItems,
+		focusedSeriesIndex: focusedIndex >= 0 ? focusedIndex : null,
+		onLegendClick,
+		onLegendMouseMove,
+		onLegendMouseLeave,
+	};
+}
--- a/frontend/src/container/InfraMonitoringK8s/Deployments/constants.ts
+++ b/frontend/src/container/InfraMonitoringK8s/Deployments/constants.ts
@@ -72,7 +72,7 @@ export const deploymentWidgetInfo = [
 		yAxisUnit: '',
 	},
 	{
-		title: 'Memory usage, request, limits)',
+		title: 'Memory usage, request, limits',
 		yAxisUnit: 'bytes',
 	},
 	{
--- a/frontend/src/container/InfraMonitoringK8s/Jobs/constants.ts
+++ b/frontend/src/container/InfraMonitoringK8s/Jobs/constants.ts
@@ -69,7 +69,7 @@ export const jobWidgetInfo = [
 		yAxisUnit: '',
 	},
 	{
-		title: 'Memory usage, request, limits',
+		title: 'Memory Usage',
 		yAxisUnit: 'bytes',
 	},
 	{
--- a/frontend/src/container/InfraMonitoringK8s/Namespaces/constants.ts
+++ b/frontend/src/container/InfraMonitoringK8s/Namespaces/constants.ts
@@ -703,7 +703,7 @@ export const getNamespaceMetricsQueryPayload = (
 							],
 							having: [],
 							legend: `{{${k8sPodNameKey}}}`,
-							limit: 20,
+							limit: 10,
 							orderBy: [],
 							queryName: 'A',
 							reduceTo: ReduceOperators.AVG,
@@ -1014,8 +1014,8 @@ export const getNamespaceMetricsQueryPayload = (
 										id: '5f2a55c5',
 										key: {
 											dataType: DataTypes.String,
-											id: k8sStatefulsetNameKey,
-											key: k8sStatefulsetNameKey,
+											id: k8sNamespaceNameKey,
+											key: k8sNamespaceNameKey,
 											type: 'tag',
 										},
 										op: '=',
--- a/frontend/src/container/InfraMonitoringK8s/Volumes/constants.ts
+++ b/frontend/src/container/InfraMonitoringK8s/Volumes/constants.ts
@@ -317,9 +317,9 @@ export const getVolumeMetricsQueryPayload = (
 						{
 							aggregateAttribute: {
 								dataType: DataTypes.Float64,
-								id: 'k8s_volume_inodes_used--float64----true',
+								id: 'k8s_volume_inodes_used--float64--Gauge--true',
 								key: k8sVolumeInodesUsedKey,
-								type: '',
+								type: 'Gauge',
 							},
 							aggregateOperator: 'avg',
 							dataSource: DataSource.METRICS,
@@ -409,9 +409,9 @@ export const getVolumeMetricsQueryPayload = (
 						{
 							aggregateAttribute: {
 								dataType: DataTypes.Float64,
-								id: 'k8s_volume_inodes--float64----true',
+								id: 'k8s_volume_inodes--float64--Gauge--true',
 								key: k8sVolumeInodesKey,
-								type: '',
+								type: 'Gauge',
 							},
 							aggregateOperator: 'avg',
 							dataSource: DataSource.METRICS,
@@ -501,9 +501,9 @@ export const getVolumeMetricsQueryPayload = (
 						{
 							aggregateAttribute: {
 								dataType: DataTypes.Float64,
-								id: 'k8s_volume_inodes_free--float64----true',
+								id: 'k8s_volume_inodes_free--float64--Gauge--true',
 								key: k8sVolumeInodesFreeKey,
-								type: '',
+								type: 'Gauge',
 							},
 							aggregateOperator: 'avg',
 							dataSource: DataSource.METRICS,
--- a/frontend/src/container/LogDetailedView/InfraMetrics/constants.ts
+++ b/frontend/src/container/LogDetailedView/InfraMetrics/constants.ts
@@ -1619,6 +1619,9 @@ export const getHostQueryPayload = (
 	const diskOpTimeKey = dotMetricsEnabled
 		? 'system.disk.operation_time'
 		: 'system_disk_operation_time';
+	const diskOpsKey = dotMetricsEnabled
+		? 'system.disk.operations'
+		: 'system_disk_operations';
 	const diskPendingKey = dotMetricsEnabled
 		? 'system.disk.pending_operations'
 		: 'system_disk_pending_operations';
@@ -2375,9 +2378,24 @@ export const getHostQueryPayload = (
 								op: 'AND',
 							},
 							functions: [],
-							groupBy: [],
+							groupBy: [
+								{
+									dataType: DataTypes.String,
+									id: 'direction--string--tag--false',
+
+									key: 'direction',
+									type: 'tag',
+								},
+								{
+									dataType: DataTypes.String,
+									id: 'device--string--tag--false',
+
+									key: 'device',
+									type: 'tag',
+								},
+							],
 							having: [],
-							legend: 'system disk io',
+							legend: '{{device}}::{{direction}}',
 							limit: null,
 							orderBy: [],
 							queryName: 'A',
@@ -2409,9 +2427,9 @@ export const getHostQueryPayload = (
 						{
 							aggregateAttribute: {
 								dataType: DataTypes.Float64,
-								id: 'system_disk_operation_time--float64--Sum--true',
+								id: 'system_disk_operations--float64--Sum--true',

-								key: diskOpTimeKey,
+								key: diskOpsKey,
 								type: 'Sum',
 							},
 							aggregateOperator: 'rate',
@@ -2421,7 +2439,7 @@ export const getHostQueryPayload = (
 							filters: {
 								items: [
 									{
-										id: 'diskop_f1',
+										id: 'diskops_f1',
 										key: {
 											dataType: DataTypes.String,
 											id: 'host_name--string--tag--false',
@@ -2454,7 +2472,7 @@ export const getHostQueryPayload = (
 							],
 							having: [
 								{
-									columnName: `SUM(${diskOpTimeKey})`,
+									columnName: `SUM(${diskOpsKey})`,
 									op: '>',
 									value: 0,
 								},
@@ -2557,6 +2575,88 @@ export const getHostQueryPayload = (
 			start,
 			end,
 		},
+		{
+			selectedTime: 'GLOBAL_TIME',
+			graphType: PANEL_TYPES.TIME_SERIES,
+			query: {
+				builder: {
+					queryData: [
+						{
+							aggregateAttribute: {
+								dataType: DataTypes.Float64,
+								id: 'system_disk_operation_time--float64--Sum--true',
+
+								key: diskOpTimeKey,
+								type: 'Sum',
+							},
+							aggregateOperator: 'rate',
+							dataSource: DataSource.METRICS,
+							disabled: false,
+							expression: 'A',
+							filters: {
+								items: [
+									{
+										id: 'diskoptime_f1',
+										key: {
+											dataType: DataTypes.String,
+											id: 'host_name--string--tag--false',
+
+											key: hostNameKey,
+											type: 'tag',
+										},
+										op: '=',
+										value: hostName,
+									},
+								],
+								op: 'AND',
+							},
+							functions: [],
+							groupBy: [
+								{
+									dataType: DataTypes.String,
+									id: 'device--string--tag--false',
+
+									key: 'device',
+									type: 'tag',
+								},
+								{
+									dataType: DataTypes.String,
+									id: 'direction--string--tag--false',
+
+									key: 'direction',
+									type: 'tag',
+								},
+							],
+							having: [
+								{
+									columnName: `SUM(${diskOpTimeKey})`,
+									op: '>',
+									value: 0,
+								},
+							],
+							legend: '{{device}}::{{direction}}',
+							limit: null,
+							orderBy: [],
+							queryName: 'A',
+							reduceTo: ReduceOperators.AVG,
+							spaceAggregation: 'sum',
+							stepInterval: 60,
+							timeAggregation: 'rate',
+						},
+					],
+					queryFormulas: [],
+					queryTraceOperator: [],
+				},
+				clickhouse_sql: [{ disabled: false, legend: '', name: 'A', query: '' }],
+				id: 'a8b3d2e1-4f5c-4a6b-9c8d-7e2f1a0b3c4f',
+				promql: [{ disabled: false, legend: '', name: 'A', query: '' }],
+				queryType: EQueryType.QUERY_BUILDER,
+			},
+			variables: {},
+			formatForWeb: false,
+			start,
+			end,
+		},
 	];
 };

@@ -2631,5 +2731,5 @@ export const hostWidgetInfo = [
 	{ title: 'System disk io (bytes transferred)', yAxisUnit: 'bytes' },
 	{ title: 'System disk operations/s', yAxisUnit: 'short' },
 	{ title: 'Queue size', yAxisUnit: 'short' },
-	{ title: 'Disk operations time', yAxisUnit: 's' },
+	{ title: 'System disk operation time/s', yAxisUnit: 's' },
 ];
--- a/frontend/src/container/OrganizationSettings/AuthDomain/CreateEdit/CreateEdit.tsx
+++ b/frontend/src/container/OrganizationSettings/AuthDomain/CreateEdit/CreateEdit.tsx
@@ -96,14 +96,28 @@ function CreateOrEdit(props: CreateOrEditProps): JSX.Element {
 			return undefined;
 		}

-		const { domainToAdminEmailList, ...rest } = config;
+		const {
+			domainToAdminEmailList,
+			allowedGroups,
+			serviceAccountJson,
+			domainToAdminEmail: _domainToAdminEmail,
+			fetchTransitiveGroupMembership,
+			...rest
+		} = config;
 		const domainToAdminEmail = convertDomainMappingsToRecord(
 			domainToAdminEmailList,
 		);

 		return {
 			...rest,
-			domainToAdminEmail: domainToAdminEmail ?? {},
+			...(rest.fetchGroups
+				? {
+						allowedGroups,
+						serviceAccountJson,
+						domainToAdminEmail: domainToAdminEmail ?? {},
+						fetchTransitiveGroupMembership,
+					}
+				: { domainToAdminEmail: {} }),
 		};
 	}, [form]);

@@ -129,7 +143,7 @@ function CreateOrEdit(props: CreateOrEditProps): JSX.Element {

 		return {
 			...rest,
-			groupMappings: groupMappings ?? {},
+			groupMappings: rest.useRoleAttribute ? undefined : (groupMappings ?? {}),
 		};
 	}, [form]);

--- a/frontend/src/container/OrganizationSettings/AuthDomain/tests/CreateEdit.sanitization.test.tsx
+++ b/frontend/src/container/OrganizationSettings/AuthDomain/tests/CreateEdit.sanitization.test.tsx
@@ -0,0 +1,195 @@
+import { fireEvent, render, screen, waitFor } from 'tests/test-utils';
+import { rest, server } from 'mocks-server/server';
+import { AuthtypesGettableAuthDomainDTO } from 'api/generated/services/sigNoz.schemas';
+
+import CreateEdit from '../CreateEdit/CreateEdit';
+import {
+	AUTH_DOMAINS_UPDATE_ENDPOINT,
+	mockDomainWithRoleMapping,
+	mockGoogleAuthDomain,
+	mockGoogleAuthWithWorkspaceGroups,
+	mockOidcWithClaimMapping,
+	mockSamlWithAttributeMapping,
+	mockUpdateSuccessResponse,
+} from './mocks';
+
+// @signozhq/ui/button internal effects block form.validateFields() in tests
+jest.mock('@signozhq/ui/button', () => ({
+	...jest.requireActual('@signozhq/ui/button'),
+	Button: ({
+		children,
+		onClick,
+		loading,
+		disabled,
+		'aria-label': ariaLabel,
+		prefix,
+		suffix,
+	}: {
+		children?: React.ReactNode;
+		onClick?: React.MouseEventHandler<HTMLButtonElement>;
+		loading?: boolean;
+		disabled?: boolean;
+		'aria-label'?: string;
+		prefix?: React.ReactNode;
+		suffix?: React.ReactNode;
+	}) => (
+		<button
+			type="button"
+			onClick={onClick}
+			disabled={disabled || loading}
+			aria-label={ariaLabel}
+		>
+			{prefix}
+			{children}
+			{suffix}
+		</button>
+	),
+}));
+
+type SavedPayload = {
+	config: {
+		googleAuthConfig?: Record<string, unknown>;
+		samlConfig?: Record<string, unknown>;
+		oidcConfig?: Record<string, unknown>;
+		roleMapping?: Record<string, unknown>;
+	};
+};
+
+async function submitForm(
+	record: AuthtypesGettableAuthDomainDTO,
+): Promise<SavedPayload> {
+	const requests: SavedPayload[] = [];
+
+	server.use(
+		rest.put(AUTH_DOMAINS_UPDATE_ENDPOINT, async (req, res, ctx) => {
+			requests.push((await req.json()) as SavedPayload);
+			return res(ctx.status(200), ctx.json(mockUpdateSuccessResponse));
+		}),
+	);
+
+	render(<CreateEdit isCreate={false} record={record} onClose={jest.fn()} />);
+	fireEvent.click(screen.getByRole('button', { name: /save changes/i }));
+	await waitFor(() => expect(requests).toHaveLength(1));
+
+	return requests[0];
+}
+
+describe('CreateEdit — payload sanitization', () => {
+	afterEach(() => server.resetHandlers());
+
+	describe('Google Auth', () => {
+		it('sends core fields and omits workspace fields when fetchGroups is not set', async () => {
+			const payload = await submitForm(mockGoogleAuthDomain);
+
+			const g = payload.config.googleAuthConfig;
+			expect(g?.clientId).toBe('test-client-id');
+			expect(g?.clientSecret).toBe('test-client-secret');
+			expect(g?.allowedGroups).toBeUndefined();
+			expect(g?.serviceAccountJson).toBeUndefined();
+			expect(g?.fetchTransitiveGroupMembership).toBeUndefined();
+			expect(g?.domainToAdminEmail).toStrictEqual({});
+		});
+
+		it('strips workspace fields when fetchGroups is false', async () => {
+			const payload = await submitForm({
+				...mockGoogleAuthWithWorkspaceGroups,
+				config: {
+					...mockGoogleAuthWithWorkspaceGroups.config,
+					googleAuthConfig: {
+						...mockGoogleAuthWithWorkspaceGroups.config?.googleAuthConfig,
+						fetchGroups: false,
+					},
+				},
+			});
+
+			const g = payload.config.googleAuthConfig;
+			expect(g?.fetchGroups).toBe(false);
+			expect(g?.allowedGroups).toBeUndefined();
+			expect(g?.serviceAccountJson).toBeUndefined();
+			expect(g?.fetchTransitiveGroupMembership).toBeUndefined();
+			expect(g?.domainToAdminEmail).toStrictEqual({});
+		});
+
+		it('includes all workspace fields when fetchGroups is true', async () => {
+			const payload = await submitForm(mockGoogleAuthWithWorkspaceGroups);
+
+			const g = payload.config.googleAuthConfig;
+			expect(g?.fetchGroups).toBe(true);
+			expect(g?.serviceAccountJson).toBe('{"type": "service_account"}');
+			expect(g?.fetchTransitiveGroupMembership).toBe(true);
+			expect(g?.allowedGroups).toStrictEqual([
+				'allowed-group-1',
+				'allowed-group-2',
+			]);
+			expect(g?.domainToAdminEmail).toStrictEqual({
+				'google-groups.com': 'admin@google-groups.com',
+			});
+		});
+	});
+
+	describe('SAML', () => {
+		it('sends core and attributeMapping fields', async () => {
+			const payload = await submitForm(mockSamlWithAttributeMapping);
+
+			const s = payload.config.samlConfig;
+			expect(s?.samlIdp).toBe('https://idp.saml-attrs.com/sso');
+			expect(s?.samlEntity).toBe('urn:saml-attrs:idp');
+			expect(s?.samlCert).toBe('MOCK_CERTIFICATE_ATTRS');
+			expect(s?.insecureSkipAuthNRequestsSigned).toBe(true);
+
+			const attr = s?.attributeMapping as Record<string, unknown>;
+			expect(attr?.name).toBe('user_display_name');
+			expect(attr?.groups).toBe('member_of');
+			expect(attr?.role).toBe('signoz_role');
+		});
+	});
+
+	describe('OIDC', () => {
+		it('sends all fields including claimMapping', async () => {
+			const payload = await submitForm(mockOidcWithClaimMapping);
+
+			const o = payload.config.oidcConfig;
+			expect(o?.issuer).toBe('https://oidc.claims.com');
+			expect(o?.issuerAlias).toBe('https://alias.claims.com');
+			expect(o?.clientId).toBe('claims-client-id');
+			expect(o?.clientSecret).toBe('claims-client-secret');
+			expect(o?.insecureSkipEmailVerified).toBe(true);
+			expect(o?.getUserInfo).toBe(true);
+
+			const claim = o?.claimMapping as Record<string, unknown>;
+			expect(claim?.email).toBe('user_email');
+			expect(claim?.name).toBe('display_name');
+			expect(claim?.groups).toBe('user_groups');
+			expect(claim?.role).toBe('user_role');
+		});
+	});
+
+	describe('Role Mapping', () => {
+		it('strips groupMappings when useRoleAttribute is true', async () => {
+			const payload = await submitForm({
+				...mockDomainWithRoleMapping,
+				config: {
+					...mockDomainWithRoleMapping.config,
+					roleMapping: {
+						...mockDomainWithRoleMapping.config?.roleMapping,
+						useRoleAttribute: true,
+					},
+				},
+			});
+
+			expect(payload.config.roleMapping?.useRoleAttribute).toBe(true);
+			expect(payload.config.roleMapping?.groupMappings).toBeUndefined();
+		});
+
+		it('sends groupMappings when useRoleAttribute is false', async () => {
+			const payload = await submitForm(mockDomainWithRoleMapping);
+
+			expect(payload.config.roleMapping?.useRoleAttribute).toBe(false);
+			expect(payload.config.roleMapping?.groupMappings).toStrictEqual({
+				'admin-group': 'ADMIN',
+				'dev-team': 'EDITOR',
+				viewers: 'VIEWER',
+			});
+		});
+	});
+});
--- a/frontend/src/container/QueryBuilder/filters/QueryBuilderSearch/style.ts
+++ b/frontend/src/container/QueryBuilder/filters/QueryBuilderSearch/style.ts
@@ -22,11 +22,12 @@ export const StyledCheckOutlined = styled(Check)`
 	float: right;
 `;

-export const TagContainer = styled(Badge)`
+export const TagContainer = styled(Badge).attrs({
+	color: 'secondary',
+	variant: 'outline',
+})`
 	&&& {
 		display: flex;
-		border-radius: 3px;
-		padding: 0.1rem 0.2rem;
 		font-weight: 300;
 		font-size: 0.6rem;
 	}
@@ -38,4 +39,5 @@ export const TagLabel = styled.span`

 export const TagValue = styled.span`
 	text-transform: capitalize;
+	font-weight: 400;
 `;
--- a/frontend/src/lib/tests/getLabelName.test.ts
+++ b/frontend/src/lib/tests/getLabelName.test.ts
@@ -1,84 +0,0 @@
-import getLabelName from 'lib/getLabelName';
-
-describe('getLabelName', () => {
-	describe('with a legend template', () => {
-		it('substitutes a single variable that exists on the series', () => {
-			const result = getLabelName(
-				{ 'service.name': 'frontend' },
-				'A',
-				'{{service.name}}',
-			);
-			expect(result).toBe('frontend');
-		});
-
-		it('substitutes a template with surrounding literal text', () => {
-			const result = getLabelName(
-				{ 'service.name': 'frontend' },
-				'A',
-				'rate for {{service.name}}',
-			);
-			expect(result).toBe('rate for frontend');
-		});
-
-		it('substitutes multiple variables when all are present', () => {
-			const result = getLabelName(
-				{ 'service.name': 'frontend', 'http.target': 'GET /api' },
-				'A',
-				'{{service.name}} / {{http.target}}',
-			);
-			expect(result).toBe('frontend / GET /api');
-		});
-
-		it('falls back to query name when a referenced variable is missing', () => {
-			const result = getLabelName(
-				{ 'http.target': 'GET /api' },
-				'F1',
-				'{{service.name}}',
-			);
-			expect(result).toBe('F1');
-		});
-
-		it('falls back to query name even if literal text would still render', () => {
-			const result = getLabelName(
-				{ 'http.target': 'GET /api' },
-				'F1',
-				'label = {{label}}',
-			);
-			expect(result).toBe('F1');
-		});
-
-		it('falls back to query name when any of multiple variables is missing', () => {
-			const result = getLabelName(
-				{ 'service.name': 'frontend' },
-				'F1',
-				'{{service.name}} / {{http.target}}',
-			);
-			expect(result).toBe('F1');
-		});
-
-		it('treats a null label value as missing', () => {
-			const result = getLabelName(
-				{ 'service.name': null } as unknown as Record<string, string>,
-				'F1',
-				'{{service.name}}',
-			);
-			expect(result).toBe('F1');
-		});
-	});
-
-	describe('without a legend template', () => {
-		it('returns key="value" pairs for plain labels', () => {
-			const result = getLabelName(
-				{ 'service.name': 'frontend', 'http.target': 'GET /api' },
-				'A',
-				'',
-			);
-			expect(result).toBe('{service.name="frontend",http.target="GET /api"}');
-		});
-
-		it('returns query name when labels are empty', () => {
-			const result = getLabelName({}, 'A', '');
-			expect(result).toBe('A');
-		});
-	});
-});
--- a/frontend/src/lib/getLabelName.ts
+++ b/frontend/src/lib/getLabelName.ts
@@ -18,17 +18,6 @@ const getLabelName = (

 		const results = variables.map((variable) => metric[variable]);

-		// Fall back to query name if any `{{var}}` references a label that
-		// isn't on this series — avoids rendering "undefined" in the legend.
-		const hasMissingVariable = variables.some(
-			(variable, index) =>
-				legends.includes(`{{${variable}}}`) &&
-				(results[index] === undefined || results[index] === null),
-		);
-		if (hasMissingVariable) {
-			return query;
-		}
-
 		let endResult = legends;

 		variables.forEach((e, index) => {
--- a/frontend/src/lib/recentQueries/constants.ts
+++ b/frontend/src/lib/recentQueries/constants.ts
@@ -0,0 +1,5 @@
+export const STORAGE_KEY_PREFIX = 'qb_recent_v1';
+export const STORAGE_VERSION = 1;
+// Maximum entries kept per (signal, source) bucket. Larger than the UI's
+// RECENTS_DISPLAY_CAP so deleting a visible entry surfaces an older one.
+export const MAX_ENTRIES = 10;
--- a/frontend/src/lib/recentQueries/getRecentQueries.ts
+++ b/frontend/src/lib/recentQueries/getRecentQueries.ts
@@ -0,0 +1,15 @@
+import type { SignalType } from 'types/api/v5/queryRange';
+
+import * as store from './recentQueriesStore';
+import type { RecentQueryEntry } from './types';
+
+// Synchronous, non-subscribing read of the recent-queries bucket for a given
+// (signal, source). Read-on-demand by design — subscribing here would
+// reconfigure CodeMirror on every store change and close any open completion
+// popup. Pair with saveQuery() for the write path.
+export function getRecentQueries(
+	signal: SignalType,
+	source = '',
+): RecentQueryEntry[] {
+	return store.list(signal, source);
+}
--- a/frontend/src/lib/recentQueries/normalize.test.ts
+++ b/frontend/src/lib/recentQueries/normalize.test.ts
@@ -0,0 +1,100 @@
+import { normalizeFilterExpression } from './normalize';
+
+describe('normalizeFilterExpression', () => {
+	it('returns empty string for empty input', () => {
+		expect(normalizeFilterExpression('')).toBe('');
+	});
+
+	it('returns empty string for whitespace-only input', () => {
+		expect(normalizeFilterExpression('   \t  ')).toBe('');
+	});
+
+	it('strips whitespace around operators', () => {
+		expect(normalizeFilterExpression('  a = 1  ')).toBe('a=1');
+		expect(normalizeFilterExpression('a   =    1')).toBe('a=1');
+		expect(normalizeFilterExpression('a=1')).toBe('a=1');
+	});
+
+	it('lowercases AND / OR / NOT outside quotes', () => {
+		expect(normalizeFilterExpression('A AND B OR NOT C')).toBe('AandBornotC');
+	});
+
+	it('lowercases IN / LIKE / ILIKE / CONTAINS', () => {
+		expect(normalizeFilterExpression('host IN [1, 2] AND name LIKE "foo"')).toBe(
+			'hostin[1,2]andnamelike"foo"',
+		);
+	});
+
+	it('lowercases REGEXP', () => {
+		expect(normalizeFilterExpression('path REGEXP "foo"')).toBe(
+			'pathregexp"foo"',
+		);
+		expect(normalizeFilterExpression('path REGEXP "foo"')).toBe(
+			normalizeFilterExpression('path regexp "foo"'),
+		);
+	});
+
+	it('lowercases HAS / HASANY / HASALL / HASTOKEN function names', () => {
+		expect(normalizeFilterExpression('HAS(tags, "x")')).toBe(
+			normalizeFilterExpression('has(tags, "x")'),
+		);
+		expect(normalizeFilterExpression('HASANY(tags, ["a","b"])')).toBe(
+			normalizeFilterExpression('hasAny(tags, ["a","b"])'),
+		);
+		expect(normalizeFilterExpression('HASALL(tags, ["a","b"])')).toBe(
+			normalizeFilterExpression('hasAll(tags, ["a","b"])'),
+		);
+		expect(normalizeFilterExpression('HASTOKEN(msg, "err")')).toBe(
+			normalizeFilterExpression('hasToken(msg, "err")'),
+		);
+	});
+
+	it('lowercases TRUE / FALSE boolean literals', () => {
+		expect(normalizeFilterExpression('active = TRUE')).toBe(
+			normalizeFilterExpression('active = true'),
+		);
+		expect(normalizeFilterExpression('active = FALSE')).toBe(
+			normalizeFilterExpression('active = false'),
+		);
+	});
+
+	it('preserves whitespace and casing inside single-quoted strings', () => {
+		expect(normalizeFilterExpression("a = 'X  Y'")).toBe("a='X  Y'");
+	});
+
+	it('preserves whitespace and casing inside double-quoted strings', () => {
+		expect(normalizeFilterExpression('a   =   "X  Y"')).toBe('a="X  Y"');
+	});
+
+	it('does not lowercase keyword-looking substrings inside quotes', () => {
+		expect(normalizeFilterExpression("msg = 'AND ERROR'")).toBe(
+			"msg='AND ERROR'",
+		);
+	});
+
+	it('handles escaped quotes inside strings', () => {
+		expect(normalizeFilterExpression("msg = 'a\\'b' AND x = 1")).toBe(
+			"msg='a\\'b'andx=1",
+		);
+	});
+
+	it('treats two formattings of the same expression as identical', () => {
+		const a = normalizeFilterExpression(
+			'service.name = "frontend" AND severity = error',
+		);
+		const b = normalizeFilterExpression(
+			'service.name="frontend"   and  severity=error',
+		);
+		expect(a).toBe(b);
+	});
+
+	it('preserves unquoted value casing (treats them as identifiers)', () => {
+		expect(normalizeFilterExpression('status = OK')).toBe('status=OK');
+	});
+
+	it('handles mixed quotes in one expression', () => {
+		expect(normalizeFilterExpression(`a = 'X' AND b = "Y"`)).toBe(
+			`a='X'andb="Y"`,
+		);
+	});
+});
--- a/frontend/src/lib/recentQueries/normalize.ts
+++ b/frontend/src/lib/recentQueries/normalize.ts
@@ -0,0 +1,56 @@
+import {
+	OPERATORS,
+	QUERY_BUILDER_FUNCTIONS,
+	TRACE_OPERATOR_OPERATORS,
+} from 'constants/antlrQueryConstants';
+
+// Reserved keywords sourced from the ANTLR grammar constants so this list stays
+// in sync with the parser. `\b` prevents partial matches inside identifiers
+// (e.g. `OR` inside `originator`). `TRUE`/`FALSE` are BOOL literals, included
+// so case variants of boolean values also dedup.
+const WORD_KEYWORDS = [
+	...Object.keys(OPERATORS).filter((k) => /^[A-Z]+$/.test(k)),
+	...Object.keys(TRACE_OPERATOR_OPERATORS).filter((k) => /^[A-Z]+$/.test(k)),
+	...Object.values(QUERY_BUILDER_FUNCTIONS),
+	'TRUE',
+	'FALSE',
+];
+
+const KEYWORDS_RE = new RegExp(`\\b(${WORD_KEYWORDS.join('|')})\\b`, 'gi');
+
+// Matches single- or double-quoted string literals, supporting escaped quotes
+// (e.g. `'it\'s'` or `"a \" b"`). We preserve quoted spans verbatim during
+// normalisation so user-meaningful whitespace and casing inside string values
+// stays intact: `name = "Foo Bar"` must not collapse to `name="foobar"`.
+const QUOTED_RE = /'(?:\\.|[^'\\])*'|"(?:\\.|[^"\\])*"/g;
+
+// Lowercases reserved keywords and strips ALL whitespace from the unquoted regions
+// of the input. Keywords are normalised so casing variants dedup; whitespace is
+// dropped so formatting variants (`a=1` vs `a = 1`) dedup too.
+function processOutsideQuotes(s: string): string {
+	return s.replace(KEYWORDS_RE, (m) => m.toLowerCase()).replace(/\s+/g, '');
+}
+
+// Produces a canonical form of a filter expression suitable for dedup-key derivation.
+// Walks the input alternating between unquoted regions (where we normalise keywords
+// and whitespace) and quoted regions (which we copy verbatim).
+export function normalizeFilterExpression(input: string): string {
+	if (!input) {
+		return '';
+	}
+
+	let result = '';
+	let lastIndex = 0;
+	QUOTED_RE.lastIndex = 0;
+
+	let match = QUOTED_RE.exec(input);
+	while (match !== null) {
+		result += processOutsideQuotes(input.slice(lastIndex, match.index));
+		result += match[0];
+		lastIndex = QUOTED_RE.lastIndex;
+		match = QUOTED_RE.exec(input);
+	}
+	result += processOutsideQuotes(input.slice(lastIndex));
+
+	return result.trim();
+}
--- a/frontend/src/lib/recentQueries/recentQueriesStore.test.ts
+++ b/frontend/src/lib/recentQueries/recentQueriesStore.test.ts
@@ -0,0 +1,247 @@
+import { MAX_ENTRIES } from './constants';
+import * as store from './recentQueriesStore';
+import type { RecentQueryInput } from './recentQueriesStore';
+import type { RecentQueryEntry } from './types';
+
+const baseInput = (
+	overrides: Partial<RecentQueryInput> = {},
+): RecentQueryInput => ({
+	signal: 'logs',
+	filter: { expression: "service.name = 'frontend'" },
+	...overrides,
+});
+
+function saveOrThrow(input: RecentQueryInput): RecentQueryEntry {
+	const saved = store.save(input);
+	if (!saved) {
+		throw new Error('expected save to return an entry');
+	}
+	return saved;
+}
+
+describe('recentQueries store', () => {
+	beforeEach(() => {
+		store.useRecentQueriesStore.setState({ buckets: {} });
+		localStorage.clear();
+	});
+
+	describe('save + list', () => {
+		it('saves an entry and lists it', () => {
+			store.save(baseInput());
+			const entries = store.list('logs');
+			expect(entries).toHaveLength(1);
+			expect(entries[0].filter.expression).toBe("service.name = 'frontend'");
+			expect(entries[0].id).toBeTruthy();
+			expect(entries[0].lastUsedAt).toBeGreaterThan(0);
+		});
+
+		it('does not save when the filter expression is empty', () => {
+			const result = store.save(baseInput({ filter: { expression: '' } }));
+			expect(result).toBeNull();
+			expect(store.list('logs')).toHaveLength(0);
+		});
+
+		it('does not save when the filter expression is whitespace only', () => {
+			const result = store.save(baseInput({ filter: { expression: '   ' } }));
+			expect(result).toBeNull();
+			expect(store.list('logs')).toHaveLength(0);
+		});
+	});
+
+	describe('LRU ordering', () => {
+		it('places the most recently saved entry at the front', () => {
+			store.save(baseInput({ filter: { expression: "severity_text = 'ERROR'" } }));
+			store.save(baseInput({ filter: { expression: 'http.status_code >= 500' } }));
+			store.save(baseInput({ filter: { expression: 'attempt = 1' } }));
+
+			const entries = store.list('logs');
+			expect(entries.map((e) => e.filter.expression)).toStrictEqual([
+				'attempt = 1',
+				'http.status_code >= 500',
+				"severity_text = 'ERROR'",
+			]);
+		});
+
+		it('re-saving an existing filter bumps it to the front', () => {
+			store.save(baseInput({ filter: { expression: "severity_text = 'ERROR'" } }));
+			store.save(baseInput({ filter: { expression: 'http.status_code >= 500' } }));
+			store.save(baseInput({ filter: { expression: "severity_text = 'ERROR'" } }));
+
+			const entries = store.list('logs');
+			expect(entries).toHaveLength(2);
+			expect(entries.map((e) => e.filter.expression)).toStrictEqual([
+				"severity_text = 'ERROR'",
+				'http.status_code >= 500',
+			]);
+		});
+	});
+
+	describe('dedup', () => {
+		it('treats formatting variations of the same filter as one entry', () => {
+			store.save(
+				baseInput({
+					filter: { expression: "severity_text = 'ERROR' AND attempt = 1" },
+				}),
+			);
+			store.save(
+				baseInput({
+					filter: { expression: "severity_text='ERROR'   and    attempt=1" },
+				}),
+			);
+
+			expect(store.list('logs')).toHaveLength(1);
+		});
+	});
+
+	describe('signal partitioning', () => {
+		it('saves to the right bucket per signal', () => {
+			store.save(
+				baseInput({
+					signal: 'logs',
+					filter: { expression: "severity_text = 'ERROR'" },
+				}),
+			);
+			store.save(
+				baseInput({
+					signal: 'traces',
+					filter: { expression: "service.name = 'orders-api'" },
+				}),
+			);
+			store.save(
+				baseInput({
+					signal: 'metrics',
+					filter: { expression: 'cpu_usage > 80' },
+				}),
+			);
+
+			expect(store.list('logs')).toHaveLength(1);
+			expect(store.list('traces')).toHaveLength(1);
+			expect(store.list('metrics')).toHaveLength(1);
+			expect(store.list('logs')[0].filter.expression).toBe(
+				"severity_text = 'ERROR'",
+			);
+			expect(store.list('traces')[0].filter.expression).toBe(
+				"service.name = 'orders-api'",
+			);
+			expect(store.list('metrics')[0].filter.expression).toBe('cpu_usage > 80');
+		});
+
+		it('does not leak between signals on dedup', () => {
+			store.save(
+				baseInput({
+					signal: 'logs',
+					filter: { expression: "service.name = 'frontend'" },
+				}),
+			);
+			store.save(
+				baseInput({
+					signal: 'traces',
+					filter: { expression: "service.name = 'frontend'" },
+				}),
+			);
+
+			expect(store.list('logs')).toHaveLength(1);
+			expect(store.list('traces')).toHaveLength(1);
+		});
+	});
+
+	describe('LRU cap', () => {
+		it('caps the bucket at MAX_ENTRIES and evicts the oldest', () => {
+			const total = MAX_ENTRIES + 1;
+			for (let i = 0; i < total; i += 1) {
+				store.save(baseInput({ filter: { expression: `attempt = ${i}` } }));
+			}
+
+			const entries = store.list('logs');
+			expect(entries).toHaveLength(MAX_ENTRIES);
+			expect(entries[0].filter.expression).toBe(`attempt = ${total - 1}`);
+			expect(entries.some((e) => e.filter.expression === 'attempt = 0')).toBe(
+				false,
+			);
+		});
+	});
+
+	describe('remove', () => {
+		it('removes an entry by id', () => {
+			store.save(baseInput({ filter: { expression: "severity_text = 'ERROR'" } }));
+			const saved = saveOrThrow(
+				baseInput({ filter: { expression: 'http.status_code >= 500' } }),
+			);
+			store.remove(saved.id, 'logs');
+
+			const entries = store.list('logs');
+			expect(entries).toHaveLength(1);
+			expect(entries[0].filter.expression).toBe("severity_text = 'ERROR'");
+		});
+
+		it('is a no-op when the id does not exist', () => {
+			store.save(baseInput({ filter: { expression: "severity_text = 'ERROR'" } }));
+			store.remove('does-not-exist', 'logs');
+			expect(store.list('logs')).toHaveLength(1);
+		});
+
+		it('does not touch other signals', () => {
+			const logsEntry = saveOrThrow(
+				baseInput({
+					signal: 'logs',
+					filter: { expression: "service.name = 'frontend'" },
+				}),
+			);
+			store.save(
+				baseInput({
+					signal: 'traces',
+					filter: { expression: "service.name = 'frontend'" },
+				}),
+			);
+
+			store.remove(logsEntry.id, 'logs');
+
+			expect(store.list('logs')).toHaveLength(0);
+			expect(store.list('traces')).toHaveLength(1);
+		});
+	});
+
+	describe('persistence', () => {
+		it('reads back the same entries after the in-memory state is reset', () => {
+			store.save(baseInput({ filter: { expression: "severity_text = 'ERROR'" } }));
+			store.save(baseInput({ filter: { expression: 'http.status_code >= 500' } }));
+
+			store.useRecentQueriesStore.setState({ buckets: {} });
+
+			const entries = store.list('logs');
+			expect(entries.map((e) => e.filter.expression)).toStrictEqual([
+				'http.status_code >= 500',
+				"severity_text = 'ERROR'",
+			]);
+		});
+	});
+
+	describe('reactive subscription via zustand', () => {
+		it('notifies zustand subscribers on save', () => {
+			const cb = jest.fn();
+			const unsubscribe = store.useRecentQueriesStore.subscribe(cb);
+			store.save(baseInput({ filter: { expression: "severity_text = 'ERROR'" } }));
+			expect(cb).toHaveBeenCalledTimes(1);
+			unsubscribe();
+		});
+
+		it('notifies zustand subscribers on remove', () => {
+			const saved = saveOrThrow(
+				baseInput({ filter: { expression: "severity_text = 'ERROR'" } }),
+			);
+			const cb = jest.fn();
+			const unsubscribe = store.useRecentQueriesStore.subscribe(cb);
+			store.remove(saved.id, 'logs');
+			expect(cb).toHaveBeenCalledTimes(1);
+			unsubscribe();
+		});
+
+		it('stops notifying after unsubscribe', () => {
+			const cb = jest.fn();
+			const unsubscribe = store.useRecentQueriesStore.subscribe(cb);
+			unsubscribe();
+			store.save(baseInput({ filter: { expression: "severity_text = 'ERROR'" } }));
+			expect(cb).not.toHaveBeenCalled();
+		});
+	});
+});
--- a/frontend/src/lib/recentQueries/recentQueriesStore.ts
+++ b/frontend/src/lib/recentQueries/recentQueriesStore.ts
@@ -0,0 +1,144 @@
+import get from 'api/browser/localstorage/get';
+import set from 'api/browser/localstorage/set';
+import type { SignalType } from 'types/api/v5/queryRange';
+import { create } from 'zustand';
+
+import { MAX_ENTRIES, STORAGE_VERSION } from './constants';
+import { normalizeFilterExpression } from './normalize';
+import type { RecentQueriesStoreShape, RecentQueryEntry } from './types';
+import { bucketKey, makeId, normalizeSource, storageKeyFor } from './utils';
+
+// Mirrors parsed localStorage so equal raw strings return the same array ref —
+// preserves Object.is for zustand selector bail-out.
+const persistedBucketCache = new Map<
+	string,
+	{ raw: string; parsed: RecentQueryEntry[] }
+>();
+
+function loadBucketFromStorage(
+	signal: SignalType,
+	source: string,
+): RecentQueryEntry[] | null {
+	const key = bucketKey(signal, source);
+	try {
+		const raw = get(storageKeyFor(signal, source));
+		if (!raw) {
+			persistedBucketCache.delete(key);
+			return null;
+		}
+		const cached = persistedBucketCache.get(key);
+		if (cached && cached.raw === raw) {
+			return cached.parsed;
+		}
+		const parsedShape = JSON.parse(raw) as RecentQueriesStoreShape;
+		if (
+			parsedShape?.version !== STORAGE_VERSION ||
+			!Array.isArray(parsedShape.entries)
+		) {
+			persistedBucketCache.delete(key);
+			return null;
+		}
+		persistedBucketCache.set(key, { raw, parsed: parsedShape.entries });
+		return parsedShape.entries;
+	} catch {
+		persistedBucketCache.delete(key);
+		return null;
+	}
+}
+
+function saveBucketToStorage(
+	signal: SignalType,
+	source: string,
+	entries: RecentQueryEntry[],
+): void {
+	try {
+		const raw = JSON.stringify({ version: STORAGE_VERSION, entries });
+		if (set(storageKeyFor(signal, source), raw)) {
+			persistedBucketCache.set(bucketKey(signal, source), {
+				raw,
+				parsed: entries,
+			});
+		}
+	} catch {
+		// Ignore storage errors (e.g. quota exceeded, JSON.stringify failure).
+	}
+}
+
+export type RecentQueryInput = Omit<
+	RecentQueryEntry,
+	'id' | 'lastUsedAt' | 'source'
+> & {
+	source?: string;
+};
+
+type RecentQueriesState = {
+	buckets: Record<string, RecentQueryEntry[]>;
+	save: (entry: RecentQueryInput) => RecentQueryEntry | null;
+	remove: (id: string, signal: SignalType, source?: string) => void;
+};
+
+export const useRecentQueriesStore = create<RecentQueriesState>()(
+	(set, get) => ({
+		buckets: {},
+
+		save: (entry): RecentQueryEntry | null => {
+			const normalized = normalizeFilterExpression(entry.filter.expression);
+			if (!normalized) {
+				return null;
+			}
+			const source = normalizeSource(entry.source);
+			const key = bucketKey(entry.signal, source);
+
+			const current =
+				get().buckets[key] ?? loadBucketFromStorage(entry.signal, source) ?? [];
+			const filtered = current.filter(
+				(e) => normalizeFilterExpression(e.filter.expression) !== normalized,
+			);
+
+			const newEntry: RecentQueryEntry = {
+				...entry,
+				source,
+				id: makeId(entry.signal, source, normalized),
+				lastUsedAt: Date.now(),
+			};
+
+			const next = [newEntry, ...filtered].slice(0, MAX_ENTRIES);
+			set({ buckets: { ...get().buckets, [key]: next } });
+			saveBucketToStorage(entry.signal, source, next);
+			return newEntry;
+		},
+
+		remove: (id, signal, source = ''): void => {
+			const key = bucketKey(signal, source);
+			const current = get().buckets[key] ?? loadBucketFromStorage(signal, source);
+			if (!current) {
+				return;
+			}
+			const next = current.filter((e) => e.id !== id);
+			if (next.length === current.length) {
+				return;
+			}
+			set({ buckets: { ...get().buckets, [key]: next } });
+			saveBucketToStorage(signal, source, next);
+		},
+	}),
+);
+
+// Plain-function wrappers for non-React callers — same pattern as useColumnStore.ts.
+export function save(entry: RecentQueryInput): RecentQueryEntry | null {
+	return useRecentQueriesStore.getState().save(entry);
+}
+
+export function remove(id: string, signal: SignalType, source = ''): void {
+	useRecentQueriesStore.getState().remove(id, signal, source);
+}
+
+// Synchronous bucket read with localStorage fallback for non-React callers.
+export function list(signal: SignalType, source = ''): RecentQueryEntry[] {
+	const key = bucketKey(signal, source);
+	const state = useRecentQueriesStore.getState();
+	if (state.buckets[key]) {
+		return state.buckets[key];
+	}
+	return loadBucketFromStorage(signal, source) ?? [];
+}
--- a/frontend/src/lib/recentQueries/saveRecentQuery.test.ts
+++ b/frontend/src/lib/recentQueries/saveRecentQuery.test.ts
@@ -0,0 +1,113 @@
+import { DataSource } from 'types/common/queryBuilder';
+import type { IBuilderQuery } from 'types/api/queryBuilder/queryBuilderData';
+import { validateQuery } from 'utils/queryValidationUtils';
+
+import * as store from './recentQueriesStore';
+import { saveRecentQuery } from './saveRecentQuery';
+
+jest.mock('utils/queryValidationUtils', () => ({
+	validateQuery: jest.fn(),
+}));
+
+const mockedValidateQuery = validateQuery as jest.MockedFunction<
+	typeof validateQuery
+>;
+
+const buildComposite = (
+	overrides: Partial<IBuilderQuery>[] = [{}],
+): { builder: { queryData: IBuilderQuery[] } } => ({
+	builder: {
+		queryData: overrides.map((o, i) => ({
+			queryName: `Q${i}`,
+			dataSource: DataSource.LOGS,
+			aggregateOperator: 'count',
+			aggregateAttribute: undefined as never,
+			functions: [],
+			filter: { expression: 'service.name = "frontend"' },
+			groupBy: [],
+			expression: `Q${i}`,
+			disabled: false,
+			having: [],
+			limit: null,
+			stepInterval: null,
+			orderBy: [],
+			legend: '',
+			...o,
+		})) as IBuilderQuery[],
+	},
+});
+
+describe('saveRecentQuery', () => {
+	beforeEach(() => {
+		store.useRecentQueriesStore.setState({ buckets: {} });
+		localStorage.clear();
+		mockedValidateQuery.mockReturnValue({
+			isValid: true,
+			message: '',
+			errors: [],
+		});
+	});
+
+	it('saves the composite query when validation passes', () => {
+		saveRecentQuery(buildComposite());
+
+		const entries = store.list('logs');
+		expect(entries).toHaveLength(1);
+		expect(entries[0].filter.expression).toBe('service.name = "frontend"');
+	});
+
+	it('does not save when validateQuery rejects the expression', () => {
+		mockedValidateQuery.mockReturnValue({
+			isValid: false,
+			message: 'bad',
+			errors: [],
+		});
+
+		saveRecentQuery(buildComposite());
+
+		expect(store.list('logs')).toHaveLength(0);
+	});
+
+	it('does not save a builder query with an empty filter expression', () => {
+		saveRecentQuery(buildComposite([{ filter: { expression: '' } }]));
+
+		expect(store.list('logs')).toHaveLength(0);
+	});
+
+	it('saves each builder query in the composite separately', () => {
+		saveRecentQuery(
+			buildComposite([
+				{
+					dataSource: DataSource.LOGS,
+					filter: { expression: "service.name = 'frontend'" },
+				},
+				{
+					dataSource: DataSource.TRACES,
+					filter: { expression: "service.name = 'orders-api'" },
+				},
+			]),
+		);
+
+		expect(store.list('logs')).toHaveLength(1);
+		expect(store.list('traces')).toHaveLength(1);
+	});
+
+	it('skips builder queries whose dataSource is not a supported signal', () => {
+		saveRecentQuery(
+			buildComposite([{ dataSource: 'unknown' as IBuilderQuery['dataSource'] }]),
+		);
+
+		expect(store.list('logs')).toHaveLength(0);
+		expect(store.list('traces')).toHaveLength(0);
+		expect(store.list('metrics')).toHaveLength(0);
+	});
+
+	it('is a no-op when the composite is null, undefined, or empty', () => {
+		saveRecentQuery(null);
+		saveRecentQuery(undefined);
+		saveRecentQuery({ builder: { queryData: [] } });
+		saveRecentQuery({});
+
+		expect(store.list('logs')).toHaveLength(0);
+	});
+});
--- a/frontend/src/lib/recentQueries/saveRecentQuery.ts
+++ b/frontend/src/lib/recentQueries/saveRecentQuery.ts
@@ -0,0 +1,52 @@
+import type { IBuilderQuery } from 'types/api/queryBuilder/queryBuilderData';
+import type { SignalType } from 'types/api/v5/queryRange';
+import { validateQuery } from 'utils/queryValidationUtils';
+
+import * as store from './recentQueriesStore';
+
+function toSignal(dataSource: IBuilderQuery['dataSource']): SignalType | null {
+	if (
+		dataSource === 'logs' ||
+		dataSource === 'traces' ||
+		dataSource === 'metrics'
+	) {
+		return dataSource;
+	}
+	return null;
+}
+
+type CompositeWithBuilder = {
+	builder?: { queryData?: IBuilderQuery[] };
+};
+
+// Persists each builder query in the composite as a recent entry. Call this
+// only from explicit user-driven Run triggers — reacting to stagedQuery or any
+// other derived state pollutes recents with navigation/refresh/go-to traffic.
+export function saveRecentQuery(
+	query: CompositeWithBuilder | null | undefined,
+): void {
+	const queryData = query?.builder?.queryData;
+	if (!Array.isArray(queryData) || queryData.length === 0) {
+		return;
+	}
+
+	queryData.forEach((q) => {
+		const expression = q.filter?.expression?.trim();
+		if (!expression) {
+			return;
+		}
+		const validation = validateQuery(expression);
+		if (!validation.isValid) {
+			return;
+		}
+		const signal = toSignal(q.dataSource);
+		if (!signal) {
+			return;
+		}
+		store.save({
+			signal,
+			source: q.source ?? '',
+			filter: q.filter ?? { expression: '' },
+		});
+	});
+}
--- a/Show More
+++ b/Show More