feat: Add assistantStreaming feature toggle

Co-authored-by: ben.sully <ben.sully@grafana.com>

docs/sources/setup-grafana/configure-grafana/feature-toggles/index.md

@@ -96,6 +96,7 @@ Most [generally available](https://grafana.com/docs/release-life-cycle/#general-
 | `azureMonitorLogsBuilderEditor`   | Enables the logs builder mode for the Azure Monitor data source                                        |
 | `localeFormatPreference`          | Specifies the locale so the correct format for numbers and dates can be shown                          |
 | `logsPanelControls`               | Enables a control component for the logs panel in Explore                                              |
+| `assistantStreaming`              | Enables streaming functionality for Grafana Assistant                                                  |
 | `interactiveLearning`             | Enables the interactive learning app                                                                   |
 | `newVizSuggestions`               | Enable new visualization suggestions                                                                   |
 | `preventPanelChromeOverflow`      | Restrict PanelChrome contents with overflow: hidden;                                                   |

packages/grafana-data/src/types/featureToggles.gen.ts

@@ -937,6 +937,11 @@ export interface FeatureToggles {
   */
   grafanaAssistantInProfilesDrilldown?: boolean;
   /**
+  * Enables streaming functionality for Grafana Assistant
+  * @default true
+  */
+  assistantStreaming?: boolean;
+  /**
   * Enables creating alerts from Tempo data source
   */
   tempoAlerting?: boolean;

pkg/services/featuremgmt/registry.go

@@ -1546,6 +1546,13 @@ var (
 			FrontendOnly: true,
 			Expression:   "true",
 		},
+		{
+			Name:        "assistantStreaming",
+			Description: "Enables streaming functionality for Grafana Assistant",
+			Stage:       FeatureStagePublicPreview,
+			Owner:       grafanaAppPlatformSquad,
+			Expression:  "true", // enabled by default
+		},
 		{
 			Name:        "tempoAlerting",
 			Description: "Enables creating alerts from Tempo data source",

pkg/services/featuremgmt/toggles_gen.csv

@@ -212,6 +212,7 @@ unifiedNavbars,GA,@grafana/plugins-platform-backend,false,false,true
 logsPanelControls,preview,@grafana/observability-logs,false,false,true
 metricsFromProfiles,experimental,@grafana/observability-traces-and-profiling,false,false,true
 grafanaAssistantInProfilesDrilldown,GA,@grafana/observability-traces-and-profiling,false,false,true
+assistantStreaming,preview,@grafana/grafana-app-platform-squad,false,false,false
 tempoAlerting,experimental,@grafana/observability-traces-and-profiling,false,false,false
 pluginsAutoUpdate,experimental,@grafana/plugins-platform-backend,false,false,false
 alertingListViewV2PreviewToggle,privatePreview,@grafana/alerting-squad,false,false,true

pkg/services/featuremgmt/toggles_gen.go

@@ -614,6 +614,10 @@ const (
 	// use multi-tenant path for awsTempCredentials
 	FlagMultiTenantTempCredentials = "multiTenantTempCredentials"
 
+	// FlagAssistantStreaming
+	// Enables streaming functionality for Grafana Assistant
+	FlagAssistantStreaming = "assistantStreaming"
+
 	// FlagTempoAlerting
 	// Enables creating alerts from Tempo data source
 	FlagTempoAlerting = "tempoAlerting"

pkg/services/featuremgmt/toggles_gen.json

@@ -645,6 +645,19 @@
         "frontend": true
       }
     },
+    {
+      "metadata": {
+        "name": "assistantStreaming",
+        "resourceVersion": "1765555492103",
+        "creationTimestamp": "2025-12-12T16:04:52Z"
+      },
+      "spec": {
+        "description": "Enables streaming functionality for Grafana Assistant",
+        "stage": "preview",
+        "codeowner": "@grafana/grafana-app-platform-squad",
+        "expression": "true"
+      }
+    },
     {
       "metadata": {
         "name": "authZGRPCServer",