feat: v2 create dashboard API

cmd/community/server.go

@@ -27,6 +27,7 @@ import (
 	"github.com/SigNoz/signoz/pkg/modules/cloudintegration/implcloudintegration"
 	"github.com/SigNoz/signoz/pkg/modules/dashboard"
 	"github.com/SigNoz/signoz/pkg/modules/dashboard/impldashboard"
+	"github.com/SigNoz/signoz/pkg/modules/tag"
 	"github.com/SigNoz/signoz/pkg/modules/organization"
 	"github.com/SigNoz/signoz/pkg/modules/rulestatehistory"
 	"github.com/SigNoz/signoz/pkg/modules/serviceaccount"
@@ -100,8 +101,8 @@ func runServer(ctx context.Context, config signoz.Config, logger *slog.Logger) e
 
 			return openfgaauthz.NewProviderFactory(sqlstore, openfgaschema.NewSchema().Get(ctx), openfgaDataStore), nil
 		},
-		func(store sqlstore.SQLStore, settings factory.ProviderSettings, analytics analytics.Analytics, orgGetter organization.Getter, queryParser queryparser.QueryParser, _ querier.Querier, _ licensing.Licensing) dashboard.Module {
-			return impldashboard.NewModule(impldashboard.NewStore(store), settings, analytics, orgGetter, queryParser)
+		func(store sqlstore.SQLStore, settings factory.ProviderSettings, analytics analytics.Analytics, orgGetter organization.Getter, queryParser queryparser.QueryParser, _ querier.Querier, _ licensing.Licensing, tagModule tag.Module) dashboard.Module {
+			return impldashboard.NewModule(impldashboard.NewStore(store), store, settings, analytics, orgGetter, queryParser, tagModule)
 		},
 		func(_ licensing.Licensing) factory.ProviderFactory[gateway.Gateway, gateway.Config] {
 			return noopgateway.NewProviderFactory()

cmd/enterprise/server.go

@@ -42,6 +42,7 @@ import (
 	pkgcloudintegration "github.com/SigNoz/signoz/pkg/modules/cloudintegration/implcloudintegration"
 	"github.com/SigNoz/signoz/pkg/modules/dashboard"
 	pkgimpldashboard "github.com/SigNoz/signoz/pkg/modules/dashboard/impldashboard"
+	"github.com/SigNoz/signoz/pkg/modules/tag"
 	"github.com/SigNoz/signoz/pkg/modules/organization"
 	"github.com/SigNoz/signoz/pkg/modules/rulestatehistory"
 	"github.com/SigNoz/signoz/pkg/modules/serviceaccount"
@@ -144,8 +145,8 @@ func runServer(ctx context.Context, config signoz.Config, logger *slog.Logger) e
 			}
 			return openfgaauthz.NewProviderFactory(sqlstore, openfgaschema.NewSchema().Get(ctx), openfgaDataStore, licensing, onBeforeRoleDelete, dashboardModule), nil
 		},
-		func(store sqlstore.SQLStore, settings factory.ProviderSettings, analytics analytics.Analytics, orgGetter organization.Getter, queryParser queryparser.QueryParser, querier querier.Querier, licensing licensing.Licensing) dashboard.Module {
-			return impldashboard.NewModule(pkgimpldashboard.NewStore(store), settings, analytics, orgGetter, queryParser, querier, licensing)
+		func(store sqlstore.SQLStore, settings factory.ProviderSettings, analytics analytics.Analytics, orgGetter organization.Getter, queryParser queryparser.QueryParser, querier querier.Querier, licensing licensing.Licensing, tagModule tag.Module) dashboard.Module {
+			return impldashboard.NewModule(pkgimpldashboard.NewStore(store), store, settings, analytics, orgGetter, queryParser, querier, licensing, tagModule)
 		},
 		func(licensing licensing.Licensing) factory.ProviderFactory[gateway.Gateway, gateway.Config] {
 			return httpgateway.NewProviderFactory(licensing)

docs/api/openapi.yml

@@ -1137,6 +1137,18 @@ components:
       required:
       - config
       type: object
+    CommonDisplay:
+      properties:
+        description:
+          type: string
+        name:
+          type: string
+      type: object
+    CommonJSONRef:
+      properties:
+        $ref:
+          type: string
+      type: object
     ConfigAuthorization:
       properties:
         credentials:
@@ -2088,6 +2100,43 @@ components:
         to_user:
           type: string
       type: object
+    DashboardGridItem:
+      properties:
+        content:
+          $ref: '#/components/schemas/CommonJSONRef'
+        height:
+          type: integer
+        width:
+          type: integer
+        x:
+          type: integer
+        "y":
+          type: integer
+      type: object
+    DashboardGridLayoutCollapse:
+      properties:
+        open:
+          type: boolean
+      type: object
+    DashboardGridLayoutDisplay:
+      properties:
+        collapse:
+          $ref: '#/components/schemas/DashboardGridLayoutCollapse'
+        title:
+          type: string
+      type: object
+    DashboardGridLayoutSpec:
+      properties:
+        display:
+          $ref: '#/components/schemas/DashboardGridLayoutDisplay'
+        items:
+          items:
+            $ref: '#/components/schemas/DashboardGridItem'
+          nullable: true
+          type: array
+        repeatVariable:
+          type: string
+      type: object
     DashboardtypesDashboard:
       properties:
         createdAt:
@@ -2142,6 +2191,789 @@ components:
         timeRangeEnabled:
           type: boolean
       type: object
+    Dashboardtypesv2Axes:
+      properties:
+        isLogScale:
+          type: boolean
+        softMax:
+          nullable: true
+          type: number
+        softMin:
+          nullable: true
+          type: number
+      type: object
+    Dashboardtypesv2BarChartPanelSpec:
+      properties:
+        axes:
+          $ref: '#/components/schemas/Dashboardtypesv2Axes'
+        formatting:
+          $ref: '#/components/schemas/Dashboardtypesv2PanelFormatting'
+        legend:
+          $ref: '#/components/schemas/Dashboardtypesv2Legend'
+        thresholds:
+          items:
+            $ref: '#/components/schemas/Dashboardtypesv2ThresholdWithLabel'
+          nullable: true
+          type: array
+        visualization:
+          $ref: '#/components/schemas/Dashboardtypesv2BarChartVisualization'
+      type: object
+    Dashboardtypesv2BarChartVisualization:
+      properties:
+        fillSpans:
+          type: boolean
+        stackedBarChart:
+          type: boolean
+        timePreference:
+          $ref: '#/components/schemas/Dashboardtypesv2TimePreference'
+      type: object
+    Dashboardtypesv2BasicVisualization:
+      properties:
+        timePreference:
+          $ref: '#/components/schemas/Dashboardtypesv2TimePreference'
+      type: object
+    Dashboardtypesv2BuilderQuerySpec:
+      oneOf:
+      - $ref: '#/components/schemas/Querybuildertypesv5QueryBuilderQueryGithubComSigNozSignozPkgTypesQuerybuildertypesQuerybuildertypesv5LogAggregation'
+      - $ref: '#/components/schemas/Querybuildertypesv5QueryBuilderQueryGithubComSigNozSignozPkgTypesQuerybuildertypesQuerybuildertypesv5MetricAggregation'
+      - $ref: '#/components/schemas/Querybuildertypesv5QueryBuilderQueryGithubComSigNozSignozPkgTypesQuerybuildertypesQuerybuildertypesv5TraceAggregation'
+    Dashboardtypesv2ComparisonOperator:
+      enum:
+      - '>'
+      - <
+      - '>='
+      - <=
+      - =
+      - above
+      - below
+      - above_or_equal
+      - below_or_equal
+      - equal
+      - not_equal
+      type: string
+    Dashboardtypesv2ComparisonThreshold:
+      properties:
+        color:
+          type: string
+        format:
+          $ref: '#/components/schemas/Dashboardtypesv2ThresholdFormat'
+        operator:
+          $ref: '#/components/schemas/Dashboardtypesv2ComparisonOperator'
+        unit:
+          type: string
+        value:
+          format: double
+          type: number
+      required:
+      - value
+      - color
+      type: object
+    Dashboardtypesv2CustomVariableSpec:
+      properties:
+        customValue:
+          type: string
+      required:
+      - customValue
+      type: object
+    Dashboardtypesv2DashboardData:
+      properties:
+        datasources:
+          additionalProperties:
+            $ref: '#/components/schemas/Dashboardtypesv2DatasourceSpec'
+          type: object
+        display:
+          $ref: '#/components/schemas/CommonDisplay'
+        duration:
+          type: string
+        layouts:
+          items:
+            $ref: '#/components/schemas/Dashboardtypesv2Layout'
+          nullable: true
+          type: array
+        links:
+          items:
+            $ref: '#/components/schemas/V1Link'
+          type: array
+        panels:
+          additionalProperties:
+            $ref: '#/components/schemas/Dashboardtypesv2Panel'
+          nullable: true
+          type: object
+        refreshInterval:
+          type: string
+        variables:
+          items:
+            $ref: '#/components/schemas/Dashboardtypesv2Variable'
+          type: array
+      type: object
+    Dashboardtypesv2DashboardInfo:
+      properties:
+        data:
+          $ref: '#/components/schemas/Dashboardtypesv2DashboardData'
+        metadata:
+          $ref: '#/components/schemas/Dashboardtypesv2DashboardMetadata'
+        tags:
+          items:
+            $ref: '#/components/schemas/TagtypesTag'
+          type: array
+      type: object
+    Dashboardtypesv2DashboardMetadata:
+      properties:
+        image:
+          type: string
+        schemaVersion:
+          type: string
+        uploadedGrafana:
+          type: boolean
+      type: object
+    Dashboardtypesv2DatasourcePlugin:
+      oneOf:
+      - $ref: '#/components/schemas/Dashboardtypesv2DatasourcePluginVariantStruct'
+    Dashboardtypesv2DatasourcePluginKind:
+      enum:
+      - signoz/Datasource
+      type: string
+    Dashboardtypesv2DatasourcePluginVariantStruct:
+      properties:
+        kind:
+          enum:
+          - signoz/Datasource
+          type: string
+        spec:
+          nullable: true
+          type: object
+      required:
+      - kind
+      - spec
+      type: object
+    Dashboardtypesv2DatasourceSpec:
+      properties:
+        default:
+          type: boolean
+        display:
+          $ref: '#/components/schemas/CommonDisplay'
+        plugin:
+          $ref: '#/components/schemas/Dashboardtypesv2DatasourcePlugin'
+      type: object
+    Dashboardtypesv2DynamicVariableSpec:
+      properties:
+        name:
+          type: string
+        signal:
+          $ref: '#/components/schemas/TelemetrytypesSignal'
+      required:
+      - name
+      type: object
+    Dashboardtypesv2FillMode:
+      enum:
+      - solid
+      - gradient
+      - none
+      type: string
+    Dashboardtypesv2GettableDashboard:
+      properties:
+        createdAt:
+          format: date-time
+          type: string
+        createdBy:
+          type: string
+        id:
+          type: string
+        info:
+          $ref: '#/components/schemas/Dashboardtypesv2DashboardInfo'
+        locked:
+          type: boolean
+        orgId:
+          type: string
+        publicConfig:
+          $ref: '#/components/schemas/DashboardtypesGettablePublicDasbhboard'
+        updatedAt:
+          format: date-time
+          type: string
+        updatedBy:
+          type: string
+      required:
+      - id
+      type: object
+    Dashboardtypesv2HistogramBuckets:
+      properties:
+        bucketCount:
+          nullable: true
+          type: number
+        bucketWidth:
+          nullable: true
+          type: number
+        mergeAllActiveQueries:
+          type: boolean
+      type: object
+    Dashboardtypesv2HistogramPanelSpec:
+      properties:
+        histogramBuckets:
+          $ref: '#/components/schemas/Dashboardtypesv2HistogramBuckets'
+        legend:
+          $ref: '#/components/schemas/Dashboardtypesv2Legend'
+      type: object
+    Dashboardtypesv2Layout:
+      oneOf:
+      - $ref: '#/components/schemas/Dashboardtypesv2LayoutEnvelopeGithubComPersesPersesPkgModelApiV1DashboardGridLayoutSpec'
+    Dashboardtypesv2LayoutEnvelopeGithubComPersesPersesPkgModelApiV1DashboardGridLayoutSpec:
+      properties:
+        kind:
+          enum:
+          - Grid
+          type: string
+        spec:
+          $ref: '#/components/schemas/DashboardGridLayoutSpec'
+      required:
+      - kind
+      - spec
+      type: object
+    Dashboardtypesv2Legend:
+      properties:
+        customColors:
+          additionalProperties:
+            type: string
+          nullable: true
+          type: object
+        position:
+          $ref: '#/components/schemas/Dashboardtypesv2LegendPosition'
+      type: object
+    Dashboardtypesv2LegendPosition:
+      enum:
+      - bottom
+      - right
+      type: string
+    Dashboardtypesv2LineInterpolation:
+      enum:
+      - linear
+      - spline
+      - step_after
+      - step_before
+      type: string
+    Dashboardtypesv2LineStyle:
+      enum:
+      - solid
+      - dashed
+      type: string
+    Dashboardtypesv2ListPanelSpec:
+      properties:
+        selectFields:
+          items:
+            $ref: '#/components/schemas/TelemetrytypesTelemetryFieldKey'
+          type: array
+      type: object
+    Dashboardtypesv2ListVariableSpec:
+      properties:
+        allowAllValue:
+          type: boolean
+        allowMultiple:
+          type: boolean
+        capturingRegexp:
+          type: string
+        customAllValue:
+          type: string
+        defaultValue:
+          $ref: '#/components/schemas/VariableDefaultValue'
+        display:
+          $ref: '#/components/schemas/VariableDisplay'
+        name:
+          type: string
+        plugin:
+          $ref: '#/components/schemas/Dashboardtypesv2VariablePlugin'
+        sort:
+          nullable: true
+          type: string
+      type: object
+    Dashboardtypesv2NumberPanelSpec:
+      properties:
+        formatting:
+          $ref: '#/components/schemas/Dashboardtypesv2PanelFormatting'
+        thresholds:
+          items:
+            $ref: '#/components/schemas/Dashboardtypesv2ComparisonThreshold'
+          nullable: true
+          type: array
+        visualization:
+          $ref: '#/components/schemas/Dashboardtypesv2BasicVisualization'
+      type: object
+    Dashboardtypesv2Panel:
+      properties:
+        kind:
+          type: string
+        spec:
+          $ref: '#/components/schemas/Dashboardtypesv2PanelSpec'
+      type: object
+    Dashboardtypesv2PanelFormatting:
+      properties:
+        decimalPrecision:
+          $ref: '#/components/schemas/Dashboardtypesv2PrecisionOption'
+        unit:
+          type: string
+      type: object
+    Dashboardtypesv2PanelPlugin:
+      oneOf:
+      - $ref: '#/components/schemas/Dashboardtypesv2PanelPluginVariantGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2TimeSeriesPanelSpec'
+      - $ref: '#/components/schemas/Dashboardtypesv2PanelPluginVariantGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2BarChartPanelSpec'
+      - $ref: '#/components/schemas/Dashboardtypesv2PanelPluginVariantGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2NumberPanelSpec'
+      - $ref: '#/components/schemas/Dashboardtypesv2PanelPluginVariantGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2PieChartPanelSpec'
+      - $ref: '#/components/schemas/Dashboardtypesv2PanelPluginVariantGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2TablePanelSpec'
+      - $ref: '#/components/schemas/Dashboardtypesv2PanelPluginVariantGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2HistogramPanelSpec'
+      - $ref: '#/components/schemas/Dashboardtypesv2PanelPluginVariantGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2ListPanelSpec'
+    Dashboardtypesv2PanelPluginKind:
+      enum:
+      - signoz/TimeSeriesPanel
+      - signoz/BarChartPanel
+      - signoz/NumberPanel
+      - signoz/PieChartPanel
+      - signoz/TablePanel
+      - signoz/HistogramPanel
+      - signoz/ListPanel
+      type: string
+    Dashboardtypesv2PanelPluginVariantGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2BarChartPanelSpec:
+      properties:
+        kind:
+          enum:
+          - signoz/BarChartPanel
+          type: string
+        spec:
+          $ref: '#/components/schemas/Dashboardtypesv2BarChartPanelSpec'
+      required:
+      - kind
+      - spec
+      type: object
+    Dashboardtypesv2PanelPluginVariantGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2HistogramPanelSpec:
+      properties:
+        kind:
+          enum:
+          - signoz/HistogramPanel
+          type: string
+        spec:
+          $ref: '#/components/schemas/Dashboardtypesv2HistogramPanelSpec'
+      required:
+      - kind
+      - spec
+      type: object
+    Dashboardtypesv2PanelPluginVariantGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2ListPanelSpec:
+      properties:
+        kind:
+          enum:
+          - signoz/ListPanel
+          type: string
+        spec:
+          $ref: '#/components/schemas/Dashboardtypesv2ListPanelSpec'
+      required:
+      - kind
+      - spec
+      type: object
+    Dashboardtypesv2PanelPluginVariantGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2NumberPanelSpec:
+      properties:
+        kind:
+          enum:
+          - signoz/NumberPanel
+          type: string
+        spec:
+          $ref: '#/components/schemas/Dashboardtypesv2NumberPanelSpec'
+      required:
+      - kind
+      - spec
+      type: object
+    Dashboardtypesv2PanelPluginVariantGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2PieChartPanelSpec:
+      properties:
+        kind:
+          enum:
+          - signoz/PieChartPanel
+          type: string
+        spec:
+          $ref: '#/components/schemas/Dashboardtypesv2PieChartPanelSpec'
+      required:
+      - kind
+      - spec
+      type: object
+    Dashboardtypesv2PanelPluginVariantGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2TablePanelSpec:
+      properties:
+        kind:
+          enum:
+          - signoz/TablePanel
+          type: string
+        spec:
+          $ref: '#/components/schemas/Dashboardtypesv2TablePanelSpec'
+      required:
+      - kind
+      - spec
+      type: object
+    Dashboardtypesv2PanelPluginVariantGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2TimeSeriesPanelSpec:
+      properties:
+        kind:
+          enum:
+          - signoz/TimeSeriesPanel
+          type: string
+        spec:
+          $ref: '#/components/schemas/Dashboardtypesv2TimeSeriesPanelSpec'
+      required:
+      - kind
+      - spec
+      type: object
+    Dashboardtypesv2PanelSpec:
+      properties:
+        display:
+          $ref: '#/components/schemas/V1PanelDisplay'
+        links:
+          items:
+            $ref: '#/components/schemas/V1Link'
+          type: array
+        plugin:
+          $ref: '#/components/schemas/Dashboardtypesv2PanelPlugin'
+        queries:
+          items:
+            $ref: '#/components/schemas/Dashboardtypesv2Query'
+          type: array
+      type: object
+    Dashboardtypesv2PieChartPanelSpec:
+      properties:
+        formatting:
+          $ref: '#/components/schemas/Dashboardtypesv2PanelFormatting'
+        legend:
+          $ref: '#/components/schemas/Dashboardtypesv2Legend'
+        visualization:
+          $ref: '#/components/schemas/Dashboardtypesv2BasicVisualization'
+      type: object
+    Dashboardtypesv2PostableDashboard:
+      properties:
+        data:
+          $ref: '#/components/schemas/Dashboardtypesv2DashboardData'
+        metadata:
+          $ref: '#/components/schemas/Dashboardtypesv2DashboardMetadata'
+        tags:
+          items:
+            $ref: '#/components/schemas/TagtypesPostableTag'
+          type: array
+      type: object
+    Dashboardtypesv2PrecisionOption:
+      enum:
+      - "0"
+      - "1"
+      - "2"
+      - "3"
+      - "4"
+      - full
+      type: string
+    Dashboardtypesv2Query:
+      properties:
+        kind:
+          type: string
+        spec:
+          $ref: '#/components/schemas/Dashboardtypesv2QuerySpec'
+      type: object
+    Dashboardtypesv2QueryPlugin:
+      oneOf:
+      - $ref: '#/components/schemas/Dashboardtypesv2QueryPluginVariantGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2BuilderQuerySpec'
+      - $ref: '#/components/schemas/Dashboardtypesv2QueryPluginVariantGithubComSigNozSignozPkgTypesQuerybuildertypesQuerybuildertypesv5CompositeQuery'
+      - $ref: '#/components/schemas/Dashboardtypesv2QueryPluginVariantGithubComSigNozSignozPkgTypesQuerybuildertypesQuerybuildertypesv5QueryBuilderFormula'
+      - $ref: '#/components/schemas/Dashboardtypesv2QueryPluginVariantGithubComSigNozSignozPkgTypesQuerybuildertypesQuerybuildertypesv5PromQuery'
+      - $ref: '#/components/schemas/Dashboardtypesv2QueryPluginVariantGithubComSigNozSignozPkgTypesQuerybuildertypesQuerybuildertypesv5ClickHouseQuery'
+      - $ref: '#/components/schemas/Dashboardtypesv2QueryPluginVariantGithubComSigNozSignozPkgTypesQuerybuildertypesQuerybuildertypesv5QueryBuilderTraceOperator'
+    Dashboardtypesv2QueryPluginKind:
+      enum:
+      - signoz/BuilderQuery
+      - signoz/CompositeQuery
+      - signoz/Formula
+      - signoz/PromQLQuery
+      - signoz/ClickHouseSQL
+      - signoz/TraceOperator
+      type: string
+    Dashboardtypesv2QueryPluginVariantGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2BuilderQuerySpec:
+      properties:
+        kind:
+          enum:
+          - signoz/BuilderQuery
+          type: string
+        spec:
+          $ref: '#/components/schemas/Dashboardtypesv2BuilderQuerySpec'
+      required:
+      - kind
+      - spec
+      type: object
+    Dashboardtypesv2QueryPluginVariantGithubComSigNozSignozPkgTypesQuerybuildertypesQuerybuildertypesv5ClickHouseQuery:
+      properties:
+        kind:
+          enum:
+          - signoz/ClickHouseSQL
+          type: string
+        spec:
+          $ref: '#/components/schemas/Querybuildertypesv5ClickHouseQuery'
+      required:
+      - kind
+      - spec
+      type: object
+    Dashboardtypesv2QueryPluginVariantGithubComSigNozSignozPkgTypesQuerybuildertypesQuerybuildertypesv5CompositeQuery:
+      properties:
+        kind:
+          enum:
+          - signoz/CompositeQuery
+          type: string
+        spec:
+          $ref: '#/components/schemas/Querybuildertypesv5CompositeQuery'
+      required:
+      - kind
+      - spec
+      type: object
+    Dashboardtypesv2QueryPluginVariantGithubComSigNozSignozPkgTypesQuerybuildertypesQuerybuildertypesv5PromQuery:
+      properties:
+        kind:
+          enum:
+          - signoz/PromQLQuery
+          type: string
+        spec:
+          $ref: '#/components/schemas/Querybuildertypesv5PromQuery'
+      required:
+      - kind
+      - spec
+      type: object
+    Dashboardtypesv2QueryPluginVariantGithubComSigNozSignozPkgTypesQuerybuildertypesQuerybuildertypesv5QueryBuilderFormula:
+      properties:
+        kind:
+          enum:
+          - signoz/Formula
+          type: string
+        spec:
+          $ref: '#/components/schemas/Querybuildertypesv5QueryBuilderFormula'
+      required:
+      - kind
+      - spec
+      type: object
+    Dashboardtypesv2QueryPluginVariantGithubComSigNozSignozPkgTypesQuerybuildertypesQuerybuildertypesv5QueryBuilderTraceOperator:
+      properties:
+        kind:
+          enum:
+          - signoz/TraceOperator
+          type: string
+        spec:
+          $ref: '#/components/schemas/Querybuildertypesv5QueryBuilderTraceOperator'
+      required:
+      - kind
+      - spec
+      type: object
+    Dashboardtypesv2QuerySpec:
+      properties:
+        name:
+          type: string
+        plugin:
+          $ref: '#/components/schemas/Dashboardtypesv2QueryPlugin'
+      type: object
+    Dashboardtypesv2QueryVariableSpec:
+      properties:
+        queryValue:
+          type: string
+      required:
+      - queryValue
+      type: object
+    Dashboardtypesv2SpanGaps:
+      properties:
+        fillLessThan:
+          type: string
+        fillOnlyBelow:
+          type: boolean
+      type: object
+    Dashboardtypesv2TableFormatting:
+      properties:
+        columnUnits:
+          additionalProperties:
+            type: string
+          nullable: true
+          type: object
+        decimalPrecision:
+          $ref: '#/components/schemas/Dashboardtypesv2PrecisionOption'
+      type: object
+    Dashboardtypesv2TablePanelSpec:
+      properties:
+        formatting:
+          $ref: '#/components/schemas/Dashboardtypesv2TableFormatting'
+        thresholds:
+          items:
+            $ref: '#/components/schemas/Dashboardtypesv2TableThreshold'
+          nullable: true
+          type: array
+        visualization:
+          $ref: '#/components/schemas/Dashboardtypesv2BasicVisualization'
+      type: object
+    Dashboardtypesv2TableThreshold:
+      properties:
+        color:
+          type: string
+        columnName:
+          type: string
+        format:
+          $ref: '#/components/schemas/Dashboardtypesv2ThresholdFormat'
+        operator:
+          $ref: '#/components/schemas/Dashboardtypesv2ComparisonOperator'
+        unit:
+          type: string
+        value:
+          format: double
+          type: number
+      required:
+      - value
+      - color
+      - columnName
+      type: object
+    Dashboardtypesv2TextVariableSpec:
+      properties:
+        constant:
+          type: boolean
+        display:
+          $ref: '#/components/schemas/VariableDisplay'
+        name:
+          type: string
+        value:
+          type: string
+      type: object
+    Dashboardtypesv2ThresholdFormat:
+      enum:
+      - text
+      - background
+      type: string
+    Dashboardtypesv2ThresholdWithLabel:
+      properties:
+        color:
+          type: string
+        label:
+          type: string
+        unit:
+          type: string
+        value:
+          format: double
+          type: number
+      required:
+      - value
+      - color
+      - label
+      type: object
+    Dashboardtypesv2TimePreference:
+      enum:
+      - global_time
+      - last_5_min
+      - last_15_min
+      - last_30_min
+      - last_1_hr
+      - last_6_hr
+      - last_1_day
+      - last_3_days
+      - last_1_week
+      - last_1_month
+      type: string
+    Dashboardtypesv2TimeSeriesChartAppearance:
+      properties:
+        fillMode:
+          $ref: '#/components/schemas/Dashboardtypesv2FillMode'
+        lineInterpolation:
+          $ref: '#/components/schemas/Dashboardtypesv2LineInterpolation'
+        lineStyle:
+          $ref: '#/components/schemas/Dashboardtypesv2LineStyle'
+        showPoints:
+          type: boolean
+        spanGaps:
+          $ref: '#/components/schemas/Dashboardtypesv2SpanGaps'
+      type: object
+    Dashboardtypesv2TimeSeriesPanelSpec:
+      properties:
+        axes:
+          $ref: '#/components/schemas/Dashboardtypesv2Axes'
+        chartAppearance:
+          $ref: '#/components/schemas/Dashboardtypesv2TimeSeriesChartAppearance'
+        formatting:
+          $ref: '#/components/schemas/Dashboardtypesv2PanelFormatting'
+        legend:
+          $ref: '#/components/schemas/Dashboardtypesv2Legend'
+        thresholds:
+          items:
+            $ref: '#/components/schemas/Dashboardtypesv2ThresholdWithLabel'
+          nullable: true
+          type: array
+        visualization:
+          $ref: '#/components/schemas/Dashboardtypesv2TimeSeriesVisualization'
+      type: object
+    Dashboardtypesv2TimeSeriesVisualization:
+      properties:
+        fillSpans:
+          type: boolean
+        timePreference:
+          $ref: '#/components/schemas/Dashboardtypesv2TimePreference'
+      type: object
+    Dashboardtypesv2Variable:
+      oneOf:
+      - $ref: '#/components/schemas/Dashboardtypesv2VariableEnvelopeGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2ListVariableSpec'
+      - $ref: '#/components/schemas/Dashboardtypesv2VariableEnvelopeGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2TextVariableSpec'
+    Dashboardtypesv2VariableEnvelopeGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2ListVariableSpec:
+      properties:
+        kind:
+          enum:
+          - ListVariable
+          type: string
+        spec:
+          $ref: '#/components/schemas/Dashboardtypesv2ListVariableSpec'
+      required:
+      - kind
+      - spec
+      type: object
+    Dashboardtypesv2VariableEnvelopeGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2TextVariableSpec:
+      properties:
+        kind:
+          enum:
+          - TextVariable
+          type: string
+        spec:
+          $ref: '#/components/schemas/Dashboardtypesv2TextVariableSpec'
+      required:
+      - kind
+      - spec
+      type: object
+    Dashboardtypesv2VariablePlugin:
+      oneOf:
+      - $ref: '#/components/schemas/Dashboardtypesv2VariablePluginVariantGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2DynamicVariableSpec'
+      - $ref: '#/components/schemas/Dashboardtypesv2VariablePluginVariantGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2QueryVariableSpec'
+      - $ref: '#/components/schemas/Dashboardtypesv2VariablePluginVariantGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2CustomVariableSpec'
+    Dashboardtypesv2VariablePluginKind:
+      enum:
+      - signoz/DynamicVariable
+      - signoz/QueryVariable
+      - signoz/CustomVariable
+      type: string
+    Dashboardtypesv2VariablePluginVariantGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2CustomVariableSpec:
+      properties:
+        kind:
+          enum:
+          - signoz/CustomVariable
+          type: string
+        spec:
+          $ref: '#/components/schemas/Dashboardtypesv2CustomVariableSpec'
+      required:
+      - kind
+      - spec
+      type: object
+    Dashboardtypesv2VariablePluginVariantGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2DynamicVariableSpec:
+      properties:
+        kind:
+          enum:
+          - signoz/DynamicVariable
+          type: string
+        spec:
+          $ref: '#/components/schemas/Dashboardtypesv2DynamicVariableSpec'
+      required:
+      - kind
+      - spec
+      type: object
+    Dashboardtypesv2VariablePluginVariantGithubComSigNozSignozPkgTypesDashboardtypesDashboardtypesv2QueryVariableSpec:
+      properties:
+        kind:
+          enum:
+          - signoz/QueryVariable
+          type: string
+        spec:
+          $ref: '#/components/schemas/Dashboardtypesv2QueryVariableSpec'
+      required:
+      - kind
+      - spec
+      type: object
     ErrorsJSON:
       properties:
         code:
@@ -4674,6 +5506,39 @@ components:
           nullable: true
           type: string
       type: object
+    TagtypesPostableTag:
+      properties:
+        name:
+          type: string
+      required:
+      - name
+      type: object
+    TagtypesTag:
+      properties:
+        createdAt:
+          format: date-time
+          type: string
+        createdBy:
+          type: string
+        id:
+          type: string
+        internalName:
+          type: string
+        name:
+          type: string
+        orgId:
+          type: string
+        updatedAt:
+          format: date-time
+          type: string
+        updatedBy:
+          type: string
+      required:
+      - id
+      - name
+      - internalName
+      - orgId
+      type: object
     TelemetrytypesFieldContext:
       enum:
       - metric
@@ -5091,6 +5956,37 @@ components:
       required:
       - id
       type: object
+    V1Link:
+      properties:
+        name:
+          type: string
+        renderVariables:
+          type: boolean
+        targetBlank:
+          type: boolean
+        tooltip:
+          type: string
+        url:
+          type: string
+      type: object
+    V1PanelDisplay:
+      properties:
+        description:
+          type: string
+        name:
+          type: string
+      type: object
+    VariableDefaultValue:
+      type: object
+    VariableDisplay:
+      properties:
+        description:
+          type: string
+        hidden:
+          type: boolean
+        name:
+          type: string
+      type: object
     ZeustypesGettableHost:
       properties:
         hosts:
@@ -10366,6 +11262,58 @@ paths:
       summary: Update user preference
       tags:
       - preferences
+  /api/v2/dashboards:
+    post:
+      deprecated: false
+      description: This endpoint creates a v2-shape dashboard with structured metadata,
+        a typed data tree, and resolved tags.
+      operationId: CreateDashboardV2
+      requestBody:
+        content:
+          application/json:
+            schema:
+              $ref: '#/components/schemas/Dashboardtypesv2PostableDashboard'
+      responses:
+        "201":
+          content:
+            application/json:
+              schema:
+                properties:
+                  data:
+                    $ref: '#/components/schemas/Dashboardtypesv2GettableDashboard'
+                  status:
+                    type: string
+                required:
+                - status
+                - data
+                type: object
+          description: Created
+        "401":
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/RenderErrorResponse'
+          description: Unauthorized
+        "403":
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/RenderErrorResponse'
+          description: Forbidden
+        "500":
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/RenderErrorResponse'
+          description: Internal Server Error
+      security:
+      - api_key:
+        - EDITOR
+      - tokenizer:
+        - EDITOR
+      summary: Create dashboard (v2)
+      tags:
+      - dashboard
   /api/v2/factor_password/forgot:
     post:
       deprecated: false

ee/modules/dashboard/impldashboard/module.go

@@ -11,12 +11,15 @@ import (
 	"github.com/SigNoz/signoz/pkg/modules/dashboard"
 	pkgimpldashboard "github.com/SigNoz/signoz/pkg/modules/dashboard/impldashboard"
 	"github.com/SigNoz/signoz/pkg/modules/organization"
+	"github.com/SigNoz/signoz/pkg/modules/tag"
 	"github.com/SigNoz/signoz/pkg/querier"
 	"github.com/SigNoz/signoz/pkg/queryparser"
+	"github.com/SigNoz/signoz/pkg/sqlstore"
 	"github.com/SigNoz/signoz/pkg/types"
 	"github.com/SigNoz/signoz/pkg/types/authtypes"
 	"github.com/SigNoz/signoz/pkg/types/ctxtypes"
 	"github.com/SigNoz/signoz/pkg/types/dashboardtypes"
+	"github.com/SigNoz/signoz/pkg/types/dashboardtypes/dashboardtypesv2"
 	"github.com/SigNoz/signoz/pkg/types/instrumentationtypes"
 	"github.com/SigNoz/signoz/pkg/types/querybuildertypes/querybuildertypesv5"
 	"github.com/SigNoz/signoz/pkg/valuer"
@@ -30,9 +33,9 @@ type module struct {
 	licensing          licensing.Licensing
 }
 
-func NewModule(store dashboardtypes.Store, settings factory.ProviderSettings, analytics analytics.Analytics, orgGetter organization.Getter, queryParser queryparser.QueryParser, querier querier.Querier, licensing licensing.Licensing) dashboard.Module {
+func NewModule(store dashboardtypes.Store, sqlstore sqlstore.SQLStore, settings factory.ProviderSettings, analytics analytics.Analytics, orgGetter organization.Getter, queryParser queryparser.QueryParser, querier querier.Querier, licensing licensing.Licensing, tagModule tag.Module) dashboard.Module {
 	scopedProviderSettings := factory.NewScopedProviderSettings(settings, "github.com/SigNoz/signoz/ee/modules/dashboard/impldashboard")
-	pkgDashboardModule := pkgimpldashboard.NewModule(store, settings, analytics, orgGetter, queryParser)
+	pkgDashboardModule := pkgimpldashboard.NewModule(store, sqlstore, settings, analytics, orgGetter, queryParser, tagModule)
 
 	return &module{
 		pkgDashboardModule: pkgDashboardModule,
@@ -197,6 +200,10 @@ func (module *module) Create(ctx context.Context, orgID valuer.UUID, createdBy s
 	return module.pkgDashboardModule.Create(ctx, orgID, createdBy, creator, data)
 }
 
+func (module *module) CreateV2(ctx context.Context, orgID valuer.UUID, createdBy string, creator valuer.UUID, postable dashboardtypesv2.PostableDashboard) (*dashboardtypesv2.Dashboard, error) {
+	return module.pkgDashboardModule.CreateV2(ctx, orgID, createdBy, creator, postable)
+}
+
 func (module *module) Get(ctx context.Context, orgID valuer.UUID, id valuer.UUID) (*dashboardtypes.Dashboard, error) {
 	return module.pkgDashboardModule.Get(ctx, orgID, id)
 }

frontend/src/api/generated/services/dashboard/index.ts

@@ -18,10 +18,12 @@ import type {
 } from 'react-query';
 
 import type {
+	CreateDashboardV2201,
 	CreatePublicDashboard201,
 	CreatePublicDashboardPathParameters,
 	DashboardtypesPostablePublicDashboardDTO,
 	DashboardtypesUpdatablePublicDashboardDTO,
+	Dashboardtypesv2PostableDashboardDTO,
 	DeletePublicDashboardPathParameters,
 	GetPublicDashboard200,
 	GetPublicDashboardData200,
@@ -634,3 +636,88 @@ export const invalidateGetPublicDashboardWidgetQueryRange = async (
 
 	return queryClient;
 };
+
+/**
+ * This endpoint creates a v2-shape dashboard with structured metadata, a typed data tree, and resolved tags.
+ * @summary Create dashboard (v2)
+ */
+export const createDashboardV2 = (
+	dashboardtypesv2PostableDashboardDTO: BodyType<Dashboardtypesv2PostableDashboardDTO>,
+	signal?: AbortSignal,
+) => {
+	return GeneratedAPIInstance<CreateDashboardV2201>({
+		url: `/api/v2/dashboards`,
+		method: 'POST',
+		headers: { 'Content-Type': 'application/json' },
+		data: dashboardtypesv2PostableDashboardDTO,
+		signal,
+	});
+};
+
+export const getCreateDashboardV2MutationOptions = <
+	TError = ErrorType<RenderErrorResponseDTO>,
+	TContext = unknown,
+>(options?: {
+	mutation?: UseMutationOptions<
+		Awaited<ReturnType<typeof createDashboardV2>>,
+		TError,
+		{ data: BodyType<Dashboardtypesv2PostableDashboardDTO> },
+		TContext
+	>;
+}): UseMutationOptions<
+	Awaited<ReturnType<typeof createDashboardV2>>,
+	TError,
+	{ data: BodyType<Dashboardtypesv2PostableDashboardDTO> },
+	TContext
+> => {
+	const mutationKey = ['createDashboardV2'];
+	const { mutation: mutationOptions } = options
+		? options.mutation &&
+			'mutationKey' in options.mutation &&
+			options.mutation.mutationKey
+			? options
+			: { ...options, mutation: { ...options.mutation, mutationKey } }
+		: { mutation: { mutationKey } };
+
+	const mutationFn: MutationFunction<
+		Awaited<ReturnType<typeof createDashboardV2>>,
+		{ data: BodyType<Dashboardtypesv2PostableDashboardDTO> }
+	> = (props) => {
+		const { data } = props ?? {};
+
+		return createDashboardV2(data);
+	};
+
+	return { mutationFn, ...mutationOptions };
+};
+
+export type CreateDashboardV2MutationResult = NonNullable<
+	Awaited<ReturnType<typeof createDashboardV2>>
+>;
+export type CreateDashboardV2MutationBody =
+	BodyType<Dashboardtypesv2PostableDashboardDTO>;
+export type CreateDashboardV2MutationError = ErrorType<RenderErrorResponseDTO>;
+
+/**
+ * @summary Create dashboard (v2)
+ */
+export const useCreateDashboardV2 = <
+	TError = ErrorType<RenderErrorResponseDTO>,
+	TContext = unknown,
+>(options?: {
+	mutation?: UseMutationOptions<
+		Awaited<ReturnType<typeof createDashboardV2>>,
+		TError,
+		{ data: BodyType<Dashboardtypesv2PostableDashboardDTO> },
+		TContext
+	>;
+}): UseMutationResult<
+	Awaited<ReturnType<typeof createDashboardV2>>,
+	TError,
+	{ data: BodyType<Dashboardtypesv2PostableDashboardDTO> },
+	TContext
+> => {
+	const mutationOptions = getCreateDashboardV2MutationOptions(options);
+
+	return useMutation(mutationOptions);
+};

pkg/apiserver/signozapiserver/dashboard.go

@@ -7,12 +7,30 @@ import (
 	"github.com/SigNoz/signoz/pkg/types"
 	"github.com/SigNoz/signoz/pkg/types/authtypes"
 	"github.com/SigNoz/signoz/pkg/types/dashboardtypes"
+	"github.com/SigNoz/signoz/pkg/types/dashboardtypes/dashboardtypesv2"
 	"github.com/SigNoz/signoz/pkg/types/querybuildertypes/querybuildertypesv5"
 	"github.com/SigNoz/signoz/pkg/valuer"
 	"github.com/gorilla/mux"
 )
 
 func (provider *provider) addDashboardRoutes(router *mux.Router) error {
+	if err := router.Handle("/api/v2/dashboards", handler.New(provider.authZ.EditAccess(provider.dashboardHandler.CreateV2), handler.OpenAPIDef{
+		ID:                  "CreateDashboardV2",
+		Tags:                []string{"dashboard"},
+		Summary:             "Create dashboard (v2)",
+		Description:         "This endpoint creates a v2-shape dashboard with structured metadata, a typed data tree, and resolved tags.",
+		Request:             new(dashboardtypesv2.PostableDashboard),
+		RequestContentType:  "application/json",
+		Response:            new(dashboardtypesv2.GettableDashboard),
+		ResponseContentType: "application/json",
+		SuccessStatusCode:   http.StatusCreated,
+		ErrorStatusCodes:    []int{},
+		Deprecated:          false,
+		SecuritySchemes:     newSecuritySchemes(types.RoleEditor),
+	})).Methods(http.MethodPost).GetError(); err != nil {
+		return err
+	}
+
 	if err := router.Handle("/api/v1/dashboards/{id}/public", handler.New(provider.authZ.AdminAccess(provider.dashboardHandler.CreatePublic), handler.OpenAPIDef{
 		ID:                  "CreatePublicDashboard",
 		Tags:                []string{"dashboard"},

pkg/modules/dashboard/dashboard.go

@@ -9,6 +9,7 @@ import (
 	"github.com/SigNoz/signoz/pkg/types"
 	"github.com/SigNoz/signoz/pkg/types/authtypes"
 	"github.com/SigNoz/signoz/pkg/types/dashboardtypes"
+	"github.com/SigNoz/signoz/pkg/types/dashboardtypes/dashboardtypesv2"
 	"github.com/SigNoz/signoz/pkg/types/querybuildertypes/querybuildertypesv5"
 	"github.com/SigNoz/signoz/pkg/valuer"
 )
@@ -52,6 +53,11 @@ type Module interface {
 	statsreporter.StatsCollector
 
 	authz.RegisterTypeable
+
+	// ════════════════════════════════════════════════════════════════════════
+	// v2 dashboard methods
+	// ════════════════════════════════════════════════════════════════════════
+	CreateV2(ctx context.Context, orgID valuer.UUID, createdBy string, creator valuer.UUID, postable dashboardtypesv2.PostableDashboard) (*dashboardtypesv2.Dashboard, error)
 }
 
 type Handler interface {
@@ -74,4 +80,9 @@ type Handler interface {
 	LockUnlock(http.ResponseWriter, *http.Request)
 
 	Delete(http.ResponseWriter, *http.Request)
+
+	// ════════════════════════════════════════════════════════════════════════
+	// v2 dashboard methods
+	// ════════════════════════════════════════════════════════════════════════
+	CreateV2(http.ResponseWriter, *http.Request)
 }

pkg/modules/dashboard/impldashboard/module.go

@@ -10,7 +10,9 @@ import (
 	"github.com/SigNoz/signoz/pkg/factory"
 	"github.com/SigNoz/signoz/pkg/modules/dashboard"
 	"github.com/SigNoz/signoz/pkg/modules/organization"
+	"github.com/SigNoz/signoz/pkg/modules/tag"
 	"github.com/SigNoz/signoz/pkg/queryparser"
+	"github.com/SigNoz/signoz/pkg/sqlstore"
 	"github.com/SigNoz/signoz/pkg/types"
 	"github.com/SigNoz/signoz/pkg/types/authtypes"
 	"github.com/SigNoz/signoz/pkg/types/dashboardtypes"
@@ -20,20 +22,24 @@ import (
 
 type module struct {
 	store       dashboardtypes.Store
+	sqlstore    sqlstore.SQLStore
 	settings    factory.ScopedProviderSettings
 	analytics   analytics.Analytics
 	orgGetter   organization.Getter
 	queryParser queryparser.QueryParser
+	tagModule   tag.Module
 }
 
-func NewModule(store dashboardtypes.Store, settings factory.ProviderSettings, analytics analytics.Analytics, orgGetter organization.Getter, queryParser queryparser.QueryParser) dashboard.Module {
+func NewModule(store dashboardtypes.Store, sqlstore sqlstore.SQLStore, settings factory.ProviderSettings, analytics analytics.Analytics, orgGetter organization.Getter, queryParser queryparser.QueryParser, tagModule tag.Module) dashboard.Module {
 	scopedProviderSettings := factory.NewScopedProviderSettings(settings, "github.com/SigNoz/signoz/pkg/modules/dashboard/impldashboard")
 	return &module{
 		store:       store,
+		sqlstore:    sqlstore,
 		settings:    scopedProviderSettings,
 		analytics:   analytics,
 		orgGetter:   orgGetter,
 		queryParser: queryParser,
+		tagModule:   tagModule,
 	}
 }
 

pkg/modules/dashboard/impldashboard/v2_handler.go

@@ -0,0 +1,44 @@
+package impldashboard
+
+import (
+	"context"
+	"encoding/json"
+	"net/http"
+	"time"
+
+	"github.com/SigNoz/signoz/pkg/http/render"
+	"github.com/SigNoz/signoz/pkg/types/authtypes"
+	"github.com/SigNoz/signoz/pkg/types/dashboardtypes/dashboardtypesv2"
+	"github.com/SigNoz/signoz/pkg/valuer"
+)
+
+func (handler *handler) CreateV2(rw http.ResponseWriter, r *http.Request) {
+	ctx, cancel := context.WithTimeout(r.Context(), 10*time.Second)
+	defer cancel()
+
+	claims, err := authtypes.ClaimsFromContext(ctx)
+	if err != nil {
+		render.Error(rw, err)
+		return
+	}
+
+	orgID, err := valuer.NewUUID(claims.OrgID)
+	if err != nil {
+		render.Error(rw, err)
+		return
+	}
+
+	req := dashboardtypesv2.PostableDashboard{}
+	if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
+		render.Error(rw, err)
+		return
+	}
+
+	dashboard, err := handler.module.CreateV2(ctx, orgID, claims.Email, valuer.MustNewUUID(claims.IdentityID()), req)
+	if err != nil {
+		render.Error(rw, err)
+		return
+	}
+
+	render.Success(rw, http.StatusCreated, dashboardtypesv2.NewGettableDashboardFromDashboard(dashboard))
+}

pkg/modules/dashboard/impldashboard/v2_module.go

@@ -0,0 +1,44 @@
+package impldashboard
+
+import (
+	"context"
+
+	"github.com/SigNoz/signoz/pkg/types/dashboardtypes"
+	"github.com/SigNoz/signoz/pkg/types/dashboardtypes/dashboardtypesv2"
+	"github.com/SigNoz/signoz/pkg/valuer"
+)
+
+func (module *module) CreateV2(ctx context.Context, orgID valuer.UUID, createdBy string, creator valuer.UUID, postable dashboardtypesv2.PostableDashboard) (*dashboardtypesv2.Dashboard, error) {
+	// Tag upserts run outside the dashboard transaction by design: a successful
+	// upsert that loses an outer dashboard insert just leaves resolved tag rows
+	// around for the next attempt — preferable to coupling the two.
+	resolvedTags, err := module.tagModule.CreateMany(ctx, orgID, postable.Tags, createdBy)
+	if err != nil {
+		return nil, err
+	}
+
+	dashboard := dashboardtypesv2.NewDashboard(orgID, createdBy, postable, resolvedTags)
+
+	storableDashboard, err := dashboard.ToStorableDashboard()
+	if err != nil {
+		return nil, err
+	}
+
+	tagIDs := make([]valuer.UUID, len(resolvedTags))
+	for i, t := range resolvedTags {
+		tagIDs[i] = t.ID
+	}
+
+	err = module.sqlstore.RunInTxCtx(ctx, nil, func(ctx context.Context) error {
+		if err := module.store.Create(ctx, storableDashboard); err != nil {
+			return err
+		}
+		return module.tagModule.LinkToEntity(ctx, orgID, dashboardtypes.EntityTypeDashboard, dashboard.ID, tagIDs)
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	module.analytics.TrackUser(ctx, orgID.String(), creator.String(), "Dashboard Created", dashboardtypes.NewStatsFromStorableDashboards([]*dashboardtypes.StorableDashboard{storableDashboard}))
+	return dashboard, nil
+}

pkg/modules/tag/impltag/module.go

@@ -0,0 +1,42 @@
+package impltag
+
+import (
+	"context"
+
+	"github.com/SigNoz/signoz/pkg/modules/tag"
+	"github.com/SigNoz/signoz/pkg/types/tagtypes"
+	"github.com/SigNoz/signoz/pkg/valuer"
+)
+
+type module struct {
+	store tagtypes.Store
+}
+
+func NewModule(store tagtypes.Store) tag.Module {
+	return &module{store: store}
+}
+
+func (m *module) CreateMany(ctx context.Context, orgID valuer.UUID, postable []tagtypes.PostableTag, createdBy string) ([]*tagtypes.Tag, error) {
+	if len(postable) == 0 {
+		return []*tagtypes.Tag{}, nil
+	}
+
+	toCreate, matched, err := tagtypes.Resolve(ctx, m.store, orgID, postable, createdBy)
+	if err != nil {
+		return nil, err
+	}
+
+	created, err := m.store.Create(ctx, toCreate)
+	if err != nil {
+		return nil, err
+	}
+
+	return append(matched, created...), nil
+}
+
+func (m *module) LinkToEntity(ctx context.Context, orgID valuer.UUID, entityType tagtypes.EntityType, entityID valuer.UUID, tagIDs []valuer.UUID) error {
+	if len(tagIDs) == 0 {
+		return nil
+	}
+	return m.store.CreateRelations(ctx, tagtypes.NewTagRelations(orgID, entityType, entityID, tagIDs))
+}

pkg/modules/tag/impltag/store.go

@@ -0,0 +1,66 @@
+package impltag
+
+import (
+	"context"
+
+	"github.com/SigNoz/signoz/pkg/sqlstore"
+	"github.com/SigNoz/signoz/pkg/types/tagtypes"
+	"github.com/SigNoz/signoz/pkg/valuer"
+)
+
+type store struct {
+	sqlstore sqlstore.SQLStore
+}
+
+func NewStore(sqlstore sqlstore.SQLStore) tagtypes.Store {
+	return &store{sqlstore: sqlstore}
+}
+
+func (s *store) List(ctx context.Context, orgID valuer.UUID) ([]*tagtypes.Tag, error) {
+	tags := make([]*tagtypes.Tag, 0)
+	err := s.sqlstore.
+		BunDBCtx(ctx).
+		NewSelect().
+		Model(&tags).
+		Where("org_id = ?", orgID).
+		Scan(ctx)
+	if err != nil {
+		return nil, err
+	}
+	return tags, nil
+}
+
+func (s *store) Create(ctx context.Context, tags []*tagtypes.Tag) ([]*tagtypes.Tag, error) {
+	if len(tags) == 0 {
+		return tags, nil
+	}
+	// DO UPDATE on a self-set is a deliberate no-op write whose only purpose
+	// is to make RETURNING fire on conflicting rows. Without it, RETURNING is
+	// silent on the conflict path and we'd have to refetch by internal name to
+	// learn the existing rows' IDs after a concurrent-insert race.
+	err := s.sqlstore.
+		BunDBCtx(ctx).
+		NewInsert().
+		Model(&tags).
+		On("CONFLICT (org_id, internal_name) DO UPDATE").
+		Set("internal_name = EXCLUDED.internal_name").
+		Returning("*").
+		Scan(ctx)
+	if err != nil {
+		return nil, err
+	}
+	return tags, nil
+}
+
+func (s *store) CreateRelations(ctx context.Context, relations []*tagtypes.TagRelation) error {
+	if len(relations) == 0 {
+		return nil
+	}
+	_, err := s.sqlstore.
+		BunDBCtx(ctx).
+		NewInsert().
+		Model(&relations).
+		On("CONFLICT (entity_id, tag_id) DO NOTHING").
+		Exec(ctx)
+	return err
+}

pkg/modules/tag/impltag/store_test.go

@@ -0,0 +1,140 @@
+package impltag
+
+import (
+	"context"
+	"path/filepath"
+	"testing"
+	"time"
+
+	"github.com/SigNoz/signoz/pkg/factory/factorytest"
+	"github.com/SigNoz/signoz/pkg/sqlstore"
+	"github.com/SigNoz/signoz/pkg/sqlstore/sqlitesqlstore"
+	"github.com/SigNoz/signoz/pkg/types/tagtypes"
+	"github.com/SigNoz/signoz/pkg/valuer"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+	"github.com/uptrace/bun"
+)
+
+func newTestStore(t *testing.T) sqlstore.SQLStore {
+	t.Helper()
+	dbPath := filepath.Join(t.TempDir(), "test.db")
+	store, err := sqlitesqlstore.New(context.Background(), factorytest.NewSettings(), sqlstore.Config{
+		Provider: "sqlite",
+		Connection: sqlstore.ConnectionConfig{
+			MaxOpenConns:    1,
+			MaxConnLifetime: 0,
+		},
+		Sqlite: sqlstore.SqliteConfig{
+			Path:            dbPath,
+			Mode:            "wal",
+			BusyTimeout:     5 * time.Second,
+			TransactionMode: "deferred",
+		},
+	})
+	require.NoError(t, err)
+
+	_, err = store.BunDB().NewCreateTable().
+		Model((*tagtypes.Tag)(nil)).
+		IfNotExists().
+		Exec(context.Background())
+	require.NoError(t, err)
+
+	_, err = store.BunDB().Exec(`CREATE UNIQUE INDEX IF NOT EXISTS uq_tag_org_id_internal_name ON tag (org_id, internal_name)`)
+	require.NoError(t, err)
+	return store
+}
+
+func tagsByInternalName(t *testing.T, db *bun.DB) map[string]*tagtypes.Tag {
+	t.Helper()
+	all := make([]*tagtypes.Tag, 0)
+	require.NoError(t, db.NewSelect().Model(&all).Scan(context.Background()))
+	out := map[string]*tagtypes.Tag{}
+	for _, tag := range all {
+		out[tag.InternalName] = tag
+	}
+	return out
+}
+
+func TestStore_Create_PopulatesIDsOnFreshInsert(t *testing.T) {
+	ctx := context.Background()
+	sqlstore := newTestStore(t)
+	s := NewStore(sqlstore)
+
+	orgID := valuer.GenerateUUID()
+	tagA := tagtypes.NewTag(orgID, "Database", "database", "u@signoz.io")
+	tagB := tagtypes.NewTag(orgID, "team/BLR", "team::blr", "u@signoz.io")
+	preIDA := tagA.ID
+	preIDB := tagB.ID
+
+	got, err := s.Create(ctx, []*tagtypes.Tag{tagA, tagB})
+	require.NoError(t, err)
+	require.Len(t, got, 2)
+
+	// No race → pre-generated IDs stand. The slice is what we passed in,
+	// confirming Scan didn't reallocate.
+	assert.Equal(t, preIDA, got[0].ID)
+	assert.Equal(t, preIDB, got[1].ID)
+
+	// And the rows are in the DB.
+	stored := tagsByInternalName(t, sqlstore.BunDB())
+	require.Contains(t, stored, "database")
+	require.Contains(t, stored, "team::blr")
+	assert.Equal(t, preIDA, stored["database"].ID)
+	assert.Equal(t, preIDB, stored["team::blr"].ID)
+}
+
+func TestStore_Create_ConflictReturnsExistingRowID(t *testing.T) {
+	ctx := context.Background()
+	sqlstore := newTestStore(t)
+	s := NewStore(sqlstore)
+
+	orgID := valuer.GenerateUUID()
+
+	// Simulate a concurrent insert: someone else has already inserted "database".
+	winner := tagtypes.NewTag(orgID, "Database", "database", "concurrent")
+	_, err := s.Create(ctx, []*tagtypes.Tag{winner})
+	require.NoError(t, err)
+	winnerID := winner.ID
+
+	// Now our request runs with a different pre-generated ID for the same
+	// internal name. RETURNING should overwrite our stale ID with winner's ID.
+	loser := tagtypes.NewTag(orgID, "Database", "database", "u@signoz.io")
+	loserPreID := loser.ID
+	require.NotEqual(t, winnerID, loserPreID, "pre-generated IDs must differ for this test to be meaningful")
+
+	got, err := s.Create(ctx, []*tagtypes.Tag{loser})
+	require.NoError(t, err)
+	require.Len(t, got, 1)
+
+	assert.Equal(t, winnerID, got[0].ID, "returned slice should carry the existing row's ID, not our stale one")
+	assert.Equal(t, winnerID, loser.ID, "input slice element is mutated in place")
+
+	// And the DB still has exactly one row for that internal name — winner's.
+	stored := tagsByInternalName(t, sqlstore.BunDB())
+	require.Len(t, stored, 1)
+	assert.Equal(t, winnerID, stored["database"].ID)
+}
+
+func TestStore_Create_MixedFreshAndConflict(t *testing.T) {
+	ctx := context.Background()
+	sqlstore := newTestStore(t)
+	s := NewStore(sqlstore)
+
+	orgID := valuer.GenerateUUID()
+	pre := tagtypes.NewTag(orgID, "Database", "database", "concurrent")
+	_, err := s.Create(ctx, []*tagtypes.Tag{pre})
+	require.NoError(t, err)
+	preExistingID := pre.ID
+
+	conflict := tagtypes.NewTag(orgID, "Database", "database", "u@signoz.io")
+	fresh := tagtypes.NewTag(orgID, "team/BLR", "team::blr", "u@signoz.io")
+	freshPreID := fresh.ID
+
+	got, err := s.Create(ctx, []*tagtypes.Tag{conflict, fresh})
+	require.NoError(t, err)
+	require.Len(t, got, 2)
+
+	assert.Equal(t, preExistingID, got[0].ID, "conflicting row's ID overwritten with the existing row's")
+	assert.Equal(t, freshPreID, got[1].ID, "fresh row's pre-generated ID is preserved")
+}

pkg/modules/tag/tag.go

@@ -0,0 +1,23 @@
+package tag
+
+import (
+	"context"
+
+	"github.com/SigNoz/signoz/pkg/types/tagtypes"
+	"github.com/SigNoz/signoz/pkg/valuer"
+)
+
+type Module interface {
+	// CreateMany resolves user-supplied tag names against the existing tags for the
+	// org — reusing the casing of any existing parent tag so that
+	// "teams/blr/platform" inherits the "BLR" casing from a pre-existing
+	// "teams/BLR" tag — and inserts any tags that don't yet exist.
+	//
+	// Does not link the resolved tags to any entity — call LinkToEntity for that.
+	CreateMany(ctx context.Context, orgID valuer.UUID, postable []tagtypes.PostableTag, createdBy string) ([]*tagtypes.Tag, error)
+
+	// LinkToEntity inserts (entity, tag) rows in tag_relations. Existing rows
+	// are left untouched. Uses the caller's transaction context if any so that
+	// it can be made atomic with the entity row insert.
+	LinkToEntity(ctx context.Context, orgID valuer.UUID, entityType tagtypes.EntityType, entityID valuer.UUID, tagIDs []valuer.UUID) error
+}

pkg/signoz/handler_test.go

@@ -16,6 +16,7 @@ import (
 	"github.com/SigNoz/signoz/pkg/instrumentation/instrumentationtest"
 	"github.com/SigNoz/signoz/pkg/modules/dashboard/impldashboard"
 	"github.com/SigNoz/signoz/pkg/modules/organization/implorganization"
+	"github.com/SigNoz/signoz/pkg/modules/tag/impltag"
 	"github.com/SigNoz/signoz/pkg/modules/user/impluser"
 	"github.com/SigNoz/signoz/pkg/querier"
 	"github.com/SigNoz/signoz/pkg/queryparser"
@@ -44,7 +45,8 @@ func TestNewHandlers(t *testing.T) {
 	emailing := emailingtest.New()
 	queryParser := queryparser.New(providerSettings)
 	require.NoError(t, err)
-	dashboardModule := impldashboard.NewModule(impldashboard.NewStore(sqlstore), providerSettings, nil, orgGetter, queryParser)
+	tagModule := impltag.NewModule(impltag.NewStore(sqlstore))
+	dashboardModule := impldashboard.NewModule(impldashboard.NewStore(sqlstore), sqlstore, providerSettings, nil, orgGetter, queryParser, tagModule)
 
 	flagger, err := flagger.New(context.Background(), instrumentationtest.New().ToProviderSettings(), flagger.Config{}, flagger.MustNewRegistry())
 	require.NoError(t, err)
@@ -52,7 +54,7 @@ func TestNewHandlers(t *testing.T) {
 	userRoleStore := impluser.NewUserRoleStore(sqlstore, providerSettings)
 
 	userGetter := impluser.NewGetter(impluser.NewStore(sqlstore, providerSettings), userRoleStore, flagger)
-	modules := NewModules(sqlstore, tokenizer, emailing, providerSettings, orgGetter, alertmanager, nil, nil, nil, nil, nil, nil, nil, queryParser, Config{}, dashboardModule, userGetter, userRoleStore, nil, nil)
+	modules := NewModules(sqlstore, tokenizer, emailing, providerSettings, orgGetter, alertmanager, nil, nil, nil, nil, nil, nil, nil, queryParser, Config{}, dashboardModule, userGetter, userRoleStore, nil, nil, tagModule)
 
 	querierHandler := querier.NewHandler(providerSettings, nil, nil)
 	registryHandler := factory.NewHandler(nil)

pkg/signoz/module.go

@@ -39,6 +39,7 @@ import (
 	"github.com/SigNoz/signoz/pkg/modules/session/implsession"
 	"github.com/SigNoz/signoz/pkg/modules/spanpercentile"
 	"github.com/SigNoz/signoz/pkg/modules/spanpercentile/implspanpercentile"
+	"github.com/SigNoz/signoz/pkg/modules/tag"
 	"github.com/SigNoz/signoz/pkg/modules/tracedetail"
 	"github.com/SigNoz/signoz/pkg/modules/tracedetail/impltracedetail"
 	"github.com/SigNoz/signoz/pkg/modules/tracefunnel"
@@ -79,6 +80,7 @@ type Modules struct {
 	CloudIntegration cloudintegration.Module
 	RuleStateHistory rulestatehistory.Module
 	TraceDetail      tracedetail.Module
+	Tag              tag.Module
 }
 
 func NewModules(
@@ -102,6 +104,7 @@ func NewModules(
 	userRoleStore authtypes.UserRoleStore,
 	serviceAccount serviceaccount.Module,
 	cloudIntegrationModule cloudintegration.Module,
+	tagModule tag.Module,
 ) Modules {
 	quickfilter := implquickfilter.NewModule(implquickfilter.NewStore(sqlstore))
 	orgSetter := implorganization.NewSetter(implorganization.NewStore(sqlstore), alertmanager, quickfilter)
@@ -131,5 +134,6 @@ func NewModules(
 		RuleStateHistory: implrulestatehistory.NewModule(implrulestatehistory.NewStore(telemetryStore, telemetryMetadataStore, providerSettings.Logger)),
 		CloudIntegration: cloudIntegrationModule,
 		TraceDetail:      impltracedetail.NewModule(impltracedetail.NewTraceStore(telemetryStore), providerSettings, config.TraceDetail),
+		Tag:              tagModule,
 	}
 }

pkg/signoz/module_test.go

@@ -18,6 +18,7 @@ import (
 	"github.com/SigNoz/signoz/pkg/modules/organization/implorganization"
 	"github.com/SigNoz/signoz/pkg/modules/serviceaccount"
 	"github.com/SigNoz/signoz/pkg/modules/serviceaccount/implserviceaccount"
+	"github.com/SigNoz/signoz/pkg/modules/tag/impltag"
 	"github.com/SigNoz/signoz/pkg/modules/user/impluser"
 	"github.com/SigNoz/signoz/pkg/queryparser"
 	"github.com/SigNoz/signoz/pkg/sharder"
@@ -45,7 +46,8 @@ func TestNewModules(t *testing.T) {
 	emailing := emailingtest.New()
 	queryParser := queryparser.New(providerSettings)
 	require.NoError(t, err)
-	dashboardModule := impldashboard.NewModule(impldashboard.NewStore(sqlstore), providerSettings, nil, orgGetter, queryParser)
+	tagModule := impltag.NewModule(impltag.NewStore(sqlstore))
+	dashboardModule := impldashboard.NewModule(impldashboard.NewStore(sqlstore), sqlstore, providerSettings, nil, orgGetter, queryParser, tagModule)
 
 	flagger, err := flagger.New(context.Background(), instrumentationtest.New().ToProviderSettings(), flagger.Config{}, flagger.MustNewRegistry())
 	require.NoError(t, err)
@@ -56,7 +58,7 @@ func TestNewModules(t *testing.T) {
 
 	serviceAccount := implserviceaccount.NewModule(implserviceaccount.NewStore(sqlstore), nil, nil, nil, providerSettings, serviceaccount.Config{})
 
-	modules := NewModules(sqlstore, tokenizer, emailing, providerSettings, orgGetter, alertmanager, nil, nil, nil, nil, nil, nil, nil, queryParser, Config{}, dashboardModule, userGetter, userRoleStore, serviceAccount, implcloudintegration.NewModule())
+	modules := NewModules(sqlstore, tokenizer, emailing, providerSettings, orgGetter, alertmanager, nil, nil, nil, nil, nil, nil, nil, queryParser, Config{}, dashboardModule, userGetter, userRoleStore, serviceAccount, implcloudintegration.NewModule(), tagModule)
 
 	reflectVal := reflect.ValueOf(modules)
 	for i := 0; i < reflectVal.NumField(); i++ {

pkg/signoz/provider.go

@@ -195,6 +195,7 @@ func NewSQLMigrationProviderFactories(
 		sqlmigration.NewServiceAccountAuthzactory(sqlstore),
 		sqlmigration.NewDropUserDeletedAtFactory(sqlstore, sqlschema),
 		sqlmigration.NewMigrateAWSAllRegionsFactory(sqlstore),
+		sqlmigration.NewAddTagsFactory(sqlstore, sqlschema),
 	)
 }
 

pkg/signoz/signoz.go

@@ -24,6 +24,8 @@ import (
 	"github.com/SigNoz/signoz/pkg/licensing"
 	"github.com/SigNoz/signoz/pkg/modules/cloudintegration"
 	"github.com/SigNoz/signoz/pkg/modules/dashboard"
+	"github.com/SigNoz/signoz/pkg/modules/tag"
+	"github.com/SigNoz/signoz/pkg/modules/tag/impltag"
 	"github.com/SigNoz/signoz/pkg/modules/organization"
 	"github.com/SigNoz/signoz/pkg/modules/organization/implorganization"
 	"github.com/SigNoz/signoz/pkg/modules/rulestatehistory"
@@ -101,7 +103,7 @@ func New(
 	telemetrystoreProviderFactories factory.NamedMap[factory.ProviderFactory[telemetrystore.TelemetryStore, telemetrystore.Config]],
 	authNsCallback func(ctx context.Context, providerSettings factory.ProviderSettings, store authtypes.AuthNStore, licensing licensing.Licensing) (map[authtypes.AuthNProvider]authn.AuthN, error),
 	authzCallback func(context.Context, sqlstore.SQLStore, licensing.Licensing, []authz.OnBeforeRoleDelete, dashboard.Module) (factory.ProviderFactory[authz.AuthZ, authz.Config], error),
-	dashboardModuleCallback func(sqlstore.SQLStore, factory.ProviderSettings, analytics.Analytics, organization.Getter, queryparser.QueryParser, querier.Querier, licensing.Licensing) dashboard.Module,
+	dashboardModuleCallback func(sqlstore.SQLStore, factory.ProviderSettings, analytics.Analytics, organization.Getter, queryparser.QueryParser, querier.Querier, licensing.Licensing, tag.Module) dashboard.Module,
 	gatewayProviderFactory func(licensing.Licensing) factory.ProviderFactory[gateway.Gateway, gateway.Config],
 	auditorProviderFactories func(licensing.Licensing) factory.NamedMap[factory.ProviderFactory[auditor.Auditor, auditor.Config]],
 	querierHandlerCallback func(factory.ProviderSettings, querier.Querier, analytics.Analytics) querier.Handler,
@@ -325,8 +327,13 @@ func New(
 	// Initialize query parser (needed for dashboard module)
 	queryParser := queryparser.New(providerSettings)
 
+	// Initialize tag module — shared across modules that link entities to tags
+	// (currently dashboard; future: alerts, RBAC). Built once here and injected
+	// where needed.
+	tagModule := impltag.NewModule(impltag.NewStore(sqlstore))
+
 	// Initialize dashboard module (needed for authz registry)
-	dashboard := dashboardModuleCallback(sqlstore, providerSettings, analytics, orgGetter, queryParser, querier, licensing)
+	dashboard := dashboardModuleCallback(sqlstore, providerSettings, analytics, orgGetter, queryParser, querier, licensing, tagModule)
 
 	// Initialize user getter
 	userGetter := impluser.NewGetter(userStore, userRoleStore, flagger)
@@ -440,7 +447,7 @@ func New(
 	}
 
 	// Initialize all modules
-	modules := NewModules(sqlstore, tokenizer, emailing, providerSettings, orgGetter, alertmanager, analytics, querier, telemetrystore, telemetryMetadataStore, authNs, authz, cache, queryParser, config, dashboard, userGetter, userRoleStore, serviceAccount, cloudIntegrationModule)
+	modules := NewModules(sqlstore, tokenizer, emailing, providerSettings, orgGetter, alertmanager, analytics, querier, telemetrystore, telemetryMetadataStore, authNs, authz, cache, queryParser, config, dashboard, userGetter, userRoleStore, serviceAccount, cloudIntegrationModule, tagModule)
 
 	// Initialize ruler from the variant-specific provider factories
 	rulerInstance, err := factory.NewProviderFromNamedMap(ctx, providerSettings, config.Ruler, rulerProviderFactories(cache, alertmanager, sqlstore, telemetrystore, telemetryMetadataStore, prometheus, orgGetter, modules.RuleStateHistory, querier, queryParser), "signoz")

pkg/sqlmigration/078_add_tags.go

@@ -0,0 +1,103 @@
+package sqlmigration
+
+import (
+	"context"
+
+	"github.com/SigNoz/signoz/pkg/factory"
+	"github.com/SigNoz/signoz/pkg/sqlschema"
+	"github.com/SigNoz/signoz/pkg/sqlstore"
+	"github.com/uptrace/bun"
+	"github.com/uptrace/bun/migrate"
+)
+
+type addTags struct {
+	sqlstore  sqlstore.SQLStore
+	sqlschema sqlschema.SQLSchema
+}
+
+func NewAddTagsFactory(sqlstore sqlstore.SQLStore, sqlschema sqlschema.SQLSchema) factory.ProviderFactory[SQLMigration, Config] {
+	return factory.NewProviderFactory(factory.MustNewName("add_tags"), func(ctx context.Context, ps factory.ProviderSettings, c Config) (SQLMigration, error) {
+		return &addTags{
+			sqlstore:  sqlstore,
+			sqlschema: sqlschema,
+		}, nil
+	})
+}
+
+func (migration *addTags) Register(migrations *migrate.Migrations) error {
+	return migrations.Register(migration.Up, migration.Down)
+}
+
+func (migration *addTags) Up(ctx context.Context, db *bun.DB) error {
+	tx, err := db.BeginTx(ctx, nil)
+	if err != nil {
+		return err
+	}
+
+	defer func() {
+		_ = tx.Rollback()
+	}()
+
+	sqls := [][]byte{}
+
+	tagTableSQLs := migration.sqlschema.Operator().CreateTable(&sqlschema.Table{
+		Name: "tag",
+		Columns: []*sqlschema.Column{
+			{Name: "id", DataType: sqlschema.DataTypeText, Nullable: false},
+			{Name: "name", DataType: sqlschema.DataTypeText, Nullable: false},
+			{Name: "internal_name", DataType: sqlschema.DataTypeText, Nullable: false},
+			{Name: "org_id", DataType: sqlschema.DataTypeText, Nullable: false},
+			{Name: "created_at", DataType: sqlschema.DataTypeTimestamp, Nullable: false},
+			{Name: "created_by", DataType: sqlschema.DataTypeText, Nullable: true},
+			{Name: "updated_at", DataType: sqlschema.DataTypeTimestamp, Nullable: false},
+			{Name: "updated_by", DataType: sqlschema.DataTypeText, Nullable: true},
+		},
+		PrimaryKeyConstraint: &sqlschema.PrimaryKeyConstraint{ColumnNames: []sqlschema.ColumnName{"id"}},
+		ForeignKeyConstraints: []*sqlschema.ForeignKeyConstraint{
+			{
+				ReferencingColumnName: sqlschema.ColumnName("org_id"),
+				ReferencedTableName:   sqlschema.TableName("organizations"),
+				ReferencedColumnName:  sqlschema.ColumnName("id"),
+			},
+		},
+	})
+	sqls = append(sqls, tagTableSQLs...)
+
+	tagUniqueIndexSQL := migration.sqlschema.Operator().CreateIndex(
+		&sqlschema.UniqueIndex{
+			TableName:   "tag",
+			ColumnNames: []sqlschema.ColumnName{"org_id", "internal_name"},
+		})
+	sqls = append(sqls, tagUniqueIndexSQL...)
+
+	tagRelationsTableSQLs := migration.sqlschema.Operator().CreateTable(&sqlschema.Table{
+		Name: "tag_relations",
+		Columns: []*sqlschema.Column{
+			{Name: "entity_type", DataType: sqlschema.DataTypeText, Nullable: false},
+			{Name: "entity_id", DataType: sqlschema.DataTypeText, Nullable: false},
+			{Name: "tag_id", DataType: sqlschema.DataTypeText, Nullable: false},
+			{Name: "org_id", DataType: sqlschema.DataTypeText, Nullable: false},
+		},
+		PrimaryKeyConstraint: &sqlschema.PrimaryKeyConstraint{ColumnNames: []sqlschema.ColumnName{"entity_id", "tag_id"}},
+		ForeignKeyConstraints: []*sqlschema.ForeignKeyConstraint{
+			{
+				ReferencingColumnName: sqlschema.ColumnName("org_id"),
+				ReferencedTableName:   sqlschema.TableName("organizations"),
+				ReferencedColumnName:  sqlschema.ColumnName("id"),
+			},
+		},
+	})
+	sqls = append(sqls, tagRelationsTableSQLs...)
+
+	for _, sql := range sqls {
+		if _, err := tx.ExecContext(ctx, string(sql)); err != nil {
+			return err
+		}
+	}
+
+	return tx.Commit()
+}
+
+func (migration *addTags) Down(_ context.Context, _ *bun.DB) error {
+	return nil
+}

pkg/types/dashboardtypes/dashboard.go

@@ -11,6 +11,7 @@ import (
 	"github.com/SigNoz/signoz/pkg/types"
 	"github.com/SigNoz/signoz/pkg/types/authtypes"
 	"github.com/SigNoz/signoz/pkg/types/querybuildertypes/querybuildertypesv5"
+	"github.com/SigNoz/signoz/pkg/types/tagtypes"
 	"github.com/SigNoz/signoz/pkg/valuer"
 	"github.com/uptrace/bun"
 )
@@ -19,6 +20,8 @@ var (
 	TypeableMetaResourceDashboard       = authtypes.MustNewTypeableMetaResource(authtypes.MustNewName("dashboard"))
 	TypeableMetaResourcePublicDashboard = authtypes.MustNewTypeableMetaResource(authtypes.MustNewName("public-dashboard"))
 	TypeableMetaResourcesDashboards     = authtypes.MustNewTypeableMetaResources(authtypes.MustNewName("dashboards"))
+
+	EntityTypeDashboard = tagtypes.MustNewEntityType("dashboard")
 )
 
 var (

pkg/types/dashboardtypes/dashboardtypesv2/dashboard.go

@@ -0,0 +1,144 @@
+package dashboardtypesv2
+
+import (
+	"bytes"
+	"encoding/json"
+	"time"
+
+	"github.com/SigNoz/signoz/pkg/errors"
+	"github.com/SigNoz/signoz/pkg/types"
+	"github.com/SigNoz/signoz/pkg/types/dashboardtypes"
+	"github.com/SigNoz/signoz/pkg/types/tagtypes"
+	"github.com/SigNoz/signoz/pkg/valuer"
+)
+
+const SchemaVersion = "v6"
+
+type Dashboard struct {
+	types.Identifiable
+	types.TimeAuditable
+	types.UserAuditable
+
+	OrgID        valuer.UUID                     `json:"orgId"`
+	Locked       bool                            `json:"locked"`
+	Info         DashboardInfo                   `json:"info"`
+	PublicConfig *dashboardtypes.PublicDashboard `json:"publicConfig,omitempty"`
+}
+
+// DashboardInfo is the serializable view of a dashboard's contents — what the UI renders as "the dashboard JSON".
+type DashboardInfo struct {
+	StoredDashboardInfo
+	Tags []*tagtypes.Tag `json:"tags,omitempty"`
+}
+
+// StoredDashboardInfo is exactly what serializes into the dashboard.data column.
+type StoredDashboardInfo struct {
+	Metadata DashboardMetadata `json:"metadata"`
+	Data     DashboardData     `json:"data"`
+}
+
+type DashboardMetadata struct {
+	SchemaVersion   string `json:"schemaVersion"`
+	Image           string `json:"image,omitempty"`
+	UploadedGrafana bool   `json:"uploadedGrafana"`
+}
+
+type PostableDashboard struct {
+	StoredDashboardInfo
+	Tags []tagtypes.PostableTag `json:"tags,omitempty"`
+}
+
+func (p *PostableDashboard) UnmarshalJSON(data []byte) error {
+	dec := json.NewDecoder(bytes.NewReader(data))
+	dec.DisallowUnknownFields()
+	type alias PostableDashboard
+	var tmp alias
+	if err := dec.Decode(&tmp); err != nil {
+		return err
+	}
+	*p = PostableDashboard(tmp)
+	return nil
+}
+
+// GettableDashboard mirrors Dashboard except PublicConfig is the trimmed
+// GettablePublicDashboard (no internal IDs, with the formatted public
+// path) since clients never need the raw row's id or audit fields.
+type GettableDashboard struct {
+	types.Identifiable
+	types.TimeAuditable
+	types.UserAuditable
+
+	OrgID        valuer.UUID                              `json:"orgId"`
+	Locked       bool                                     `json:"locked"`
+	Info         DashboardInfo                            `json:"info"`
+	PublicConfig *dashboardtypes.GettablePublicDasbhboard `json:"publicConfig,omitempty"`
+}
+
+func NewGettableDashboardFromDashboard(dashboard *Dashboard) *GettableDashboard {
+	gettable := &GettableDashboard{
+		Identifiable:  dashboard.Identifiable,
+		TimeAuditable: dashboard.TimeAuditable,
+		UserAuditable: dashboard.UserAuditable,
+		OrgID:         dashboard.OrgID,
+		Locked:        dashboard.Locked,
+		Info:          dashboard.Info,
+	}
+	if dashboard.PublicConfig != nil {
+		gettable.PublicConfig = &dashboardtypes.GettablePublicDasbhboard{
+			TimeRangeEnabled: dashboard.PublicConfig.TimeRangeEnabled,
+			DefaultTimeRange: dashboard.PublicConfig.DefaultTimeRange,
+			PublicPath:       dashboard.PublicConfig.PublicPath(),
+		}
+	}
+	return gettable
+}
+
+func NewDashboard(orgID valuer.UUID, createdBy string, postable PostableDashboard, resolvedTags []*tagtypes.Tag) *Dashboard {
+	now := time.Now()
+	postable.Metadata.SchemaVersion = SchemaVersion
+
+	return &Dashboard{
+		Identifiable:  types.Identifiable{ID: valuer.GenerateUUID()},
+		TimeAuditable: types.TimeAuditable{CreatedAt: now, UpdatedAt: now},
+		UserAuditable: types.UserAuditable{CreatedBy: createdBy, UpdatedBy: createdBy},
+		OrgID:         orgID,
+		Locked:        false,
+		Info: DashboardInfo{
+			StoredDashboardInfo: StoredDashboardInfo{
+				Metadata: postable.Metadata,
+				Data:     postable.Data,
+			},
+			Tags: resolvedTags,
+		},
+	}
+}
+
+// ToStorableDashboard packages a Dashboard into the bun row that goes into
+// the dashboard table. Tags are intentionally omitted — they live in
+// tag_relations and are inserted separately by the caller.
+func (d *Dashboard) ToStorableDashboard() (*dashboardtypes.StorableDashboard, error) {
+	data, err := d.Info.StoredDashboardInfo.toStorableDashboardData()
+	if err != nil {
+		return nil, err
+	}
+	return &dashboardtypes.StorableDashboard{
+		Identifiable:  types.Identifiable{ID: d.ID},
+		TimeAuditable: d.TimeAuditable,
+		UserAuditable: d.UserAuditable,
+		OrgID:         d.OrgID,
+		Locked:        d.Locked,
+		Data:          data,
+	}, nil
+}
+
+func (s StoredDashboardInfo) toStorableDashboardData() (dashboardtypes.StorableDashboardData, error) {
+	raw, err := json.Marshal(s)
+	if err != nil {
+		return nil, errors.WrapInternalf(err, errors.CodeInternal, "marshal v2 dashboard data")
+	}
+	out := dashboardtypes.StorableDashboardData{}
+	if err := json.Unmarshal(raw, &out); err != nil {
+		return nil, errors.WrapInternalf(err, errors.CodeInternal, "unmarshal v2 dashboard data")
+	}
+	return out, nil
+}

pkg/types/tagtypes/store.go

@@ -0,0 +1,20 @@
+package tagtypes
+
+import (
+	"context"
+
+	"github.com/SigNoz/signoz/pkg/valuer"
+)
+
+type Store interface {
+	List(ctx context.Context, orgID valuer.UUID) ([]*Tag, error)
+
+	// Create upserts the given tags and returns them with authoritative IDs.
+	// On conflict on (org_id, internal_name) — which happens only when a
+	// concurrent insert raced ours — the returned entry carries the existing
+	// row's ID rather than the pre-generated one in the input.
+	Create(ctx context.Context, tags []*Tag) ([]*Tag, error)
+
+	// CreateRelations inserts tag-entity relations. Conflicts on the composite primary key are ignored.
+	CreateRelations(ctx context.Context, relations []*TagRelation) error
+}

pkg/types/tagtypes/tag.go

@@ -0,0 +1,168 @@
+package tagtypes
+
+import (
+	"context"
+	"strings"
+	"time"
+
+	"github.com/SigNoz/signoz/pkg/errors"
+	"github.com/SigNoz/signoz/pkg/types"
+	"github.com/SigNoz/signoz/pkg/valuer"
+	"github.com/uptrace/bun"
+)
+
+const (
+	// separator users type in the display name (e.g. "team/blr").
+	HierarchySeparator = "/"
+
+	// separator used in internal_name. Different from HierarchySeparator
+	// because "/" is reserved by the access control layer.
+	InternalSeparator = "::"
+)
+
+var (
+	ErrCodeTagInvalidName = errors.MustNewCode("tag_invalid_name")
+	ErrCodeTagNotFound    = errors.MustNewCode("tag_not_found")
+)
+
+type Tag struct {
+	bun.BaseModel `bun:"table:tag,alias:tag"`
+
+	types.Identifiable
+	types.TimeAuditable
+	types.UserAuditable
+	Name         string      `json:"name" required:"true" bun:"name,type:text,notnull"`
+	InternalName string      `json:"internalName" required:"true" bun:"internal_name,type:text,notnull,unique:org_id_internal_name"`
+	OrgID        valuer.UUID `json:"orgId" required:"true" bun:"org_id,type:text,notnull,unique:org_id_internal_name"`
+}
+
+type PostableTag struct {
+	Name string `json:"name" required:"true"`
+}
+
+func NewTag(orgID valuer.UUID, name string, internalName string, createdBy string) *Tag {
+	now := time.Now()
+	return &Tag{
+		Identifiable: types.Identifiable{ID: valuer.GenerateUUID()},
+		TimeAuditable: types.TimeAuditable{
+			CreatedAt: now,
+			UpdatedAt: now,
+		},
+		UserAuditable: types.UserAuditable{
+			CreatedBy: createdBy,
+			UpdatedBy: createdBy,
+		},
+		Name:         name,
+		InternalName: internalName,
+		OrgID:        orgID,
+	}
+}
+
+// Resolve canonicalizes a batch of user-supplied tag names against the existing
+// tags for an org. Existing parent tags' casing is reused so that
+// "teams/blr/platform" inherits the "BLR" casing from a pre-existing
+// "teams/BLR". Inputs are deduped by internal name. Returns:
+//   - toCreate: new Tag rows the caller should insert (with pre-generated IDs)
+//   - matched: existing rows that the caller's input already pointed to. They
+//     already carry authoritative IDs from the store.
+func Resolve(ctx context.Context, store Store, orgID valuer.UUID, postable []PostableTag, createdBy string) ([]*Tag, []*Tag, error) {
+	if len(postable) == 0 {
+		return nil, nil, nil
+	}
+
+	existing, err := store.List(ctx, orgID)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	internalNameToExistingTag := make(map[string]*Tag, len(existing))
+	for _, t := range existing {
+		internalNameToExistingTag[t.InternalName] = t
+	}
+
+	seen := make(map[string]struct{}, len(postable))
+	toCreate := make([]*Tag, 0)
+	matched := make([]*Tag, 0)
+
+	for _, p := range postable {
+		cleanedName, err := cleanupName(p.Name)
+		if err != nil {
+			return nil, nil, err
+		}
+		matchedName, matchedInternalName := matchCasingWithExistingTags(cleanedName, existing)
+		if _, dup := seen[matchedInternalName]; dup {
+			continue
+		}
+		seen[matchedInternalName] = struct{}{}
+
+		if existingTag, ok := internalNameToExistingTag[matchedInternalName]; ok {
+			matched = append(matched, existingTag)
+			continue
+		}
+		toCreate = append(toCreate, NewTag(orgID, matchedName, matchedInternalName, createdBy))
+	}
+
+	return toCreate, matched, nil
+}
+
+func cleanupName(name string) (string, error) {
+	trimmed := strings.TrimSpace(name)
+	raw := strings.Split(trimmed, HierarchySeparator)
+	segments := make([]string, 0, len(raw))
+	for _, seg := range raw {
+		seg = strings.TrimSpace(seg)
+		if seg == "" {
+			continue
+		}
+		segments = append(segments, seg)
+	}
+	if len(segments) == 0 {
+		return "", errors.Newf(errors.TypeInvalidInput, ErrCodeTagInvalidName, "tag name cannot be empty")
+	}
+
+	for _, seg := range segments {
+		if strings.Contains(seg, InternalSeparator) {
+			return "", errors.Newf(errors.TypeInvalidInput, ErrCodeTagInvalidName, "tag name segment %q cannot contain %q", seg, InternalSeparator)
+		}
+	}
+
+	return strings.Join(segments, HierarchySeparator), nil
+}
+
+func buildInternalName(cleanedName string) string {
+	return strings.ToLower(strings.ReplaceAll(cleanedName, HierarchySeparator, InternalSeparator))
+}
+
+// matchCasingWithExistingTags returns the display name and internal name to use for
+// a user-supplied tag, given the existing tags in the org. If an existing tag
+// has the same internal name, its display name (casing) is reused. If an
+// existing tag is a strict segment-prefix of the input, that prefix's casing
+// is reused for those segments and the remaining input segments are kept as
+// the user supplied them. Otherwise the input name is returned as-is.
+func matchCasingWithExistingTags(inputCleaned string, existing []*Tag) (canonicalName string, canonicalInternalName string) {
+	inputInternal := buildInternalName(inputCleaned)
+
+	var bestPrefix *Tag
+	bestPrefixLen := 0
+	for _, tag := range existing {
+		if tag.InternalName == inputInternal {
+			return tag.Name, tag.InternalName
+		}
+		if strings.HasPrefix(inputInternal, tag.InternalName+InternalSeparator) {
+			if len(tag.InternalName) > bestPrefixLen {
+				bestPrefix = tag
+				bestPrefixLen = len(tag.InternalName)
+			}
+		}
+	}
+
+	if bestPrefix == nil {
+		return inputCleaned, inputInternal
+	}
+
+	prefixSegments := strings.Split(bestPrefix.Name, HierarchySeparator)
+	inputSegments := strings.Split(inputCleaned, HierarchySeparator)
+	canonicalSegments := append(prefixSegments, inputSegments[len(prefixSegments):]...)
+	canonical := strings.Join(canonicalSegments, HierarchySeparator)
+	return canonical, buildInternalName(canonical)
+}

pkg/types/tagtypes/tag_relation.go

@@ -0,0 +1,38 @@
+package tagtypes
+
+import (
+	"github.com/SigNoz/signoz/pkg/valuer"
+	"github.com/uptrace/bun"
+)
+
+type EntityType struct{ valuer.String }
+
+func MustNewEntityType(name string) EntityType {
+	return EntityType{valuer.NewString(name)}
+}
+
+type TagRelation struct {
+	bun.BaseModel `bun:"table:tag_relations,alias:tag_relations"`
+
+	EntityType EntityType  `json:"entityType" required:"true" bun:"entity_type,type:text,notnull"`
+	EntityID   valuer.UUID `json:"entityId" required:"true" bun:"entity_id,pk,type:text,notnull"`
+	TagID      valuer.UUID `json:"tagId" required:"true" bun:"tag_id,pk,type:text,notnull"`
+	OrgID      valuer.UUID `json:"orgId" required:"true" bun:"org_id,type:text,notnull"`
+}
+
+func NewTagRelation(orgID valuer.UUID, entityType EntityType, entityID valuer.UUID, tagID valuer.UUID) *TagRelation {
+	return &TagRelation{
+		EntityType: entityType,
+		EntityID:   entityID,
+		TagID:      tagID,
+		OrgID:      orgID,
+	}
+}
+
+func NewTagRelations(orgID valuer.UUID, entityType EntityType, entityID valuer.UUID, tagIDs []valuer.UUID) []*TagRelation {
+	relations := make([]*TagRelation, 0, len(tagIDs))
+	for _, tagID := range tagIDs {
+		relations = append(relations, NewTagRelation(orgID, entityType, entityID, tagID))
+	}
+	return relations
+}

pkg/types/tagtypes/tag_test.go

@@ -0,0 +1,222 @@
+package tagtypes
+
+import (
+	"context"
+	"testing"
+
+	"github.com/SigNoz/signoz/pkg/valuer"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+func TestCleanupName(t *testing.T) {
+	tests := []struct {
+		name      string
+		input     string
+		want      string
+		wantError bool
+	}{
+		{name: "single segment", input: "prod", want: "prod"},
+		{name: "two segments", input: "team/blr", want: "team/blr"},
+		{name: "three segments", input: "team/BLR/platform", want: "team/BLR/platform"},
+		{name: "leading whitespace", input: "  prod", want: "prod"},
+		{name: "trailing whitespace", input: "prod  ", want: "prod"},
+		{name: "leading separator", input: "/prod", want: "prod"},
+		{name: "trailing separator", input: "prod/", want: "prod"},
+		{name: "consecutive separators collapsed", input: "team//blr", want: "team/blr"},
+		{name: "many separators collapsed", input: "team///blr////platform", want: "team/blr/platform"},
+		{name: "whitespace within segments", input: "team/ blr ", want: "team/blr"},
+		{name: "empty rejected", input: "", wantError: true},
+		{name: "only whitespace rejected", input: "   ", wantError: true},
+		{name: "only separators rejected", input: "///", wantError: true},
+		{name: "internal separator rejected", input: "team/foo::bar", wantError: true},
+	}
+	for _, tc := range tests {
+		t.Run(tc.name, func(t *testing.T) {
+			got, err := cleanupName(tc.input)
+			if tc.wantError {
+				require.Error(t, err)
+				return
+			}
+			require.NoError(t, err)
+			assert.Equal(t, tc.want, got)
+		})
+	}
+}
+
+func TestBuildInternalName(t *testing.T) {
+	tests := []struct {
+		input string
+		want  string
+	}{
+		{input: "prod", want: "prod"},
+		{input: "Prod", want: "prod"},
+		{input: "team/BLR/platform", want: "team::blr::platform"},
+		{input: "TEAM/BLR", want: "team::blr"},
+	}
+	for _, tc := range tests {
+		t.Run(tc.input, func(t *testing.T) {
+			assert.Equal(t, tc.want, buildInternalName(tc.input))
+		})
+	}
+}
+
+func TestMatchCasingWithExistingTags(t *testing.T) {
+	existing := []*Tag{
+		{Name: "team/BLR", InternalName: "team::blr"},
+		{Name: "team/BLR/Pulse", InternalName: "team::blr::pulse"},
+		{Name: "Database", InternalName: "database"},
+	}
+
+	tests := []struct {
+		name             string
+		input            string
+		wantName         string
+		wantInternalName string
+	}{
+		{
+			name:             "exact match reuses casing",
+			input:            "team/blr",
+			wantName:         "team/BLR",
+			wantInternalName: "team::blr",
+		},
+		{
+			name:             "exact match reuses casing for deeper tag",
+			input:            "TEAM/blr/pulse",
+			wantName:         "team/BLR/Pulse",
+			wantInternalName: "team::blr::pulse",
+		},
+		{
+			name:             "prefix match reuses prefix casing and keeps remainder",
+			input:            "team/blr/platform",
+			wantName:         "team/BLR/platform",
+			wantInternalName: "team::blr::platform",
+		},
+		{
+			name:             "longest prefix wins",
+			input:            "team/blr/pulse/sub",
+			wantName:         "team/BLR/Pulse/sub",
+			wantInternalName: "team::blr::pulse::sub",
+		},
+		{
+			name:             "no match returns input as-is",
+			input:            "Brand-New/Tag",
+			wantName:         "Brand-New/Tag",
+			wantInternalName: "brand-new::tag",
+		},
+		{
+			name:             "single segment exact match",
+			input:            "DATABASE",
+			wantName:         "Database",
+			wantInternalName: "database",
+		},
+		{
+			name:             "input that shares text but not segment boundary is not a prefix match",
+			input:            "teams/blr",
+			wantName:         "teams/blr",
+			wantInternalName: "teams::blr",
+		},
+	}
+	for _, tc := range tests {
+		t.Run(tc.name, func(t *testing.T) {
+			cleaned, err := cleanupName(tc.input)
+			require.NoError(t, err)
+			gotName, gotInternal := matchCasingWithExistingTags(cleaned, existing)
+			assert.Equal(t, tc.wantName, gotName)
+			assert.Equal(t, tc.wantInternalName, gotInternal)
+		})
+	}
+}
+
+func TestMatchCasingWithExistingTags_NoTagsExist(t *testing.T) {
+	cleaned, err := cleanupName("Foo/Bar")
+	require.NoError(t, err)
+	name, internal := matchCasingWithExistingTags(cleaned, nil)
+	assert.Equal(t, "Foo/Bar", name)
+	assert.Equal(t, "foo::bar", internal)
+}
+
+type fakeStore struct {
+	tags          []*Tag
+	listCallCount int
+}
+
+func (f *fakeStore) List(_ context.Context, _ valuer.UUID) ([]*Tag, error) {
+	f.listCallCount++
+	out := make([]*Tag, len(f.tags))
+	copy(out, f.tags)
+	return out, nil
+}
+
+func (f *fakeStore) Create(_ context.Context, tags []*Tag) ([]*Tag, error) {
+	return tags, nil
+}
+
+func (f *fakeStore) CreateRelations(_ context.Context, _ []*TagRelation) error {
+	return nil
+}
+
+func TestResolve(t *testing.T) {
+	t.Run("empty input does not hit store", func(t *testing.T) {
+		store := &fakeStore{}
+		toCreate, matched, err := Resolve(context.Background(), store, valuer.GenerateUUID(), nil, "u@signoz.io")
+		require.NoError(t, err)
+		assert.Empty(t, toCreate)
+		assert.Empty(t, matched)
+		assert.Zero(t, store.listCallCount, "should not hit store when input is empty")
+	})
+
+	t.Run("creates missing tags and reuses existing", func(t *testing.T) {
+		orgID := valuer.GenerateUUID()
+		dbTag := NewTag(orgID, "team/BLR", "team::blr", "seed")
+		dbTag2 := NewTag(orgID, "Database", "database", "seed")
+		store := &fakeStore{tags: []*Tag{dbTag, dbTag2}}
+
+		toCreate, matched, err := Resolve(context.Background(), store, orgID, []PostableTag{
+			{Name: "team/blr/platform"},
+			{Name: "DATABASE"},
+			{Name: "Brand-New"},
+		}, "u@signoz.io")
+		require.NoError(t, err)
+
+		createdInternalNames := []string{}
+		createdNames := map[string]string{}
+		for _, tg := range toCreate {
+			createdInternalNames = append(createdInternalNames, tg.InternalName)
+			createdNames[tg.InternalName] = tg.Name
+		}
+		assert.ElementsMatch(t, []string{"team::blr::platform", "brand-new"}, createdInternalNames,
+			"only the two missing tags should be returned for insertion")
+		assert.Equal(t, "team/BLR/platform", createdNames["team::blr::platform"], "should inherit casing from existing parent")
+		assert.Equal(t, "Brand-New", createdNames["brand-new"], "should keep input casing when no existing match")
+
+		require.Len(t, matched, 1, "DATABASE should hit the existing 'Database' tag")
+		assert.Same(t, dbTag2, matched[0], "matched should return the existing pointer with its authoritative ID")
+	})
+
+	t.Run("dedupes inputs that map to the same internal name", func(t *testing.T) {
+		orgID := valuer.GenerateUUID()
+		store := &fakeStore{}
+
+		toCreate, matched, err := Resolve(context.Background(), store, orgID, []PostableTag{
+			{Name: "Foo/Bar"},
+			{Name: "foo/bar"},
+			{Name: "FOO/BAR"},
+		}, "u@signoz.io")
+		require.NoError(t, err)
+
+		require.Empty(t, matched)
+		require.Len(t, toCreate, 1, "duplicate inputs must collapse into a single insert")
+		assert.Equal(t, "Foo/Bar", toCreate[0].Name)
+		assert.Equal(t, "foo::bar", toCreate[0].InternalName)
+	})
+
+	t.Run("propagates validation error from any input", func(t *testing.T) {
+		store := &fakeStore{}
+		_, _, err := Resolve(context.Background(), store, valuer.GenerateUUID(), []PostableTag{
+			{Name: "valid"},
+			{Name: ""},
+		}, "u@signoz.io")
+		require.Error(t, err)
+	})
+}