diff --git a/packages/grafana-data/src/types/featureToggles.gen.ts b/packages/grafana-data/src/types/featureToggles.gen.ts
index c8ed12cb035..3767b20b941 100644
--- a/packages/grafana-data/src/types/featureToggles.gen.ts
+++ b/packages/grafana-data/src/types/featureToggles.gen.ts
@@ -955,10 +955,6 @@ export interface FeatureToggles {
   */
   fetchRulesUsingPost?: boolean;
   /**
-  * Enable the alerting conversion API
-  */
-  alertingConversionAPI?: boolean;
-  /**
   * Enables the new logs panel in Explore
   */
   newLogsPanel?: boolean;
diff --git a/pkg/services/featuremgmt/registry.go b/pkg/services/featuremgmt/registry.go
index 4fdc1b03375..dd1fcec4ccf 100644
--- a/pkg/services/featuremgmt/registry.go
+++ b/pkg/services/featuremgmt/registry.go
@@ -1622,14 +1622,6 @@ var (
 			HideFromAdminPage: true,
 			HideFromDocs:      true,
 		},
-		{
-			Name:              "alertingConversionAPI",
-			Description:       "Enable the alerting conversion API",
-			Stage:             FeatureStageExperimental,
-			Owner:             grafanaAlertingSquad,
-			HideFromAdminPage: true,
-			HideFromDocs:      true,
-		},
 		{
 			Name:         "newLogsPanel",
 			Description:  "Enables the new logs panel in Explore",
diff --git a/pkg/services/featuremgmt/toggles_gen.csv b/pkg/services/featuremgmt/toggles_gen.csv
index e8aea83b443..a4647e9592e 100644
--- a/pkg/services/featuremgmt/toggles_gen.csv
+++ b/pkg/services/featuremgmt/toggles_gen.csv
@@ -214,7 +214,6 @@ elasticsearchImprovedParsing,experimental,@grafana/aws-datasources,false,false,f
 exploreMetricsUseExternalAppPlugin,preview,@grafana/observability-metrics,false,true,false
 datasourceConnectionsTab,privatePreview,@grafana/plugins-platform-backend,false,false,true
 fetchRulesUsingPost,experimental,@grafana/alerting-squad,false,false,false
-alertingConversionAPI,experimental,@grafana/alerting-squad,false,false,false
 newLogsPanel,experimental,@grafana/observability-logs,false,false,true
 grafanaconThemes,experimental,@grafana/grafana-frontend-platform,false,true,false
 pluginsCDNSyncLoader,experimental,@grafana/plugins-platform-backend,false,false,false
diff --git a/pkg/services/featuremgmt/toggles_gen.go b/pkg/services/featuremgmt/toggles_gen.go
index eff10e8f7fb..f29a8f5ee22 100644
--- a/pkg/services/featuremgmt/toggles_gen.go
+++ b/pkg/services/featuremgmt/toggles_gen.go
@@ -867,10 +867,6 @@ const (
 	// Use a POST request to list rules by passing down the namespaces user has access to
 	FlagFetchRulesUsingPost = "fetchRulesUsingPost"
 
-	// FlagAlertingConversionAPI
-	// Enable the alerting conversion API
-	FlagAlertingConversionAPI = "alertingConversionAPI"
-
 	// FlagNewLogsPanel
 	// Enables the new logs panel in Explore
 	FlagNewLogsPanel = "newLogsPanel"
diff --git a/pkg/services/featuremgmt/toggles_gen.json b/pkg/services/featuremgmt/toggles_gen.json
index a3dc7f749f8..68d80761b25 100644
--- a/pkg/services/featuremgmt/toggles_gen.json
+++ b/pkg/services/featuremgmt/toggles_gen.json
@@ -150,7 +150,8 @@
       "metadata": {
         "name": "alertingConversionAPI",
         "resourceVersion": "1743693517832",
-        "creationTimestamp": "2025-04-03T15:18:37Z"
+        "creationTimestamp": "2025-04-03T15:18:37Z",
+        "deletionTimestamp": "2025-04-04T13:25:42Z"
       },
       "spec": {
         "description": "Enable the alerting conversion API",
diff --git a/pkg/services/ngalert/api/api.go b/pkg/services/ngalert/api/api.go
index 13a4e5d0158..916bb62b8de 100644
--- a/pkg/services/ngalert/api/api.go
+++ b/pkg/services/ngalert/api/api.go
@@ -181,16 +181,14 @@ func (api *API) RegisterAPIEndpoints(m *metrics.API) {
 		hist:   api.Historian,
 	}), m)
 
-	if api.FeatureManager.IsEnabledGlobally(featuremgmt.FlagAlertingConversionAPI) {
-		api.RegisterConvertPrometheusApiEndpoints(NewConvertPrometheusApi(
-			NewConvertPrometheusSrv(
-				&api.Cfg.UnifiedAlerting,
-				logger,
-				api.RuleStore,
-				api.DatasourceCache,
-				api.AlertRules,
-				api.FeatureManager,
-			),
-		), m)
-	}
+	api.RegisterConvertPrometheusApiEndpoints(NewConvertPrometheusApi(
+		NewConvertPrometheusSrv(
+			&api.Cfg.UnifiedAlerting,
+			logger,
+			api.RuleStore,
+			api.DatasourceCache,
+			api.AlertRules,
+			api.FeatureManager,
+		),
+	), m)
 }
diff --git a/pkg/tests/api/alerting/api_convert_prometheus_test.go b/pkg/tests/api/alerting/api_convert_prometheus_test.go
index df25c2ac8f5..ee84d7aefa4 100644
--- a/pkg/tests/api/alerting/api_convert_prometheus_test.go
+++ b/pkg/tests/api/alerting/api_convert_prometheus_test.go
@@ -109,7 +109,7 @@ func TestIntegrationConvertPrometheusEndpoints(t *testing.T) {
 			EnableUnifiedAlerting: true,
 			DisableAnonymous:      true,
 			AppModeProduction:     true,
-			EnableFeatureToggles:  []string{"alertingConversionAPI", "grafanaManagedRecordingRulesDatasources", "grafanaManagedRecordingRules"},
+			EnableFeatureToggles:  []string{"grafanaManagedRecordingRulesDatasources", "grafanaManagedRecordingRules"},
 			EnableRecordingRules:  true,
 		})
 
@@ -268,7 +268,7 @@ func TestIntegrationConvertPrometheusEndpoints_UpdateRule(t *testing.T) {
 			EnableUnifiedAlerting: true,
 			DisableAnonymous:      true,
 			AppModeProduction:     true,
-			EnableFeatureToggles:  []string{"alertingConversionAPI", "grafanaManagedRecordingRulesDatasources", "grafanaManagedRecordingRules"},
+			EnableFeatureToggles:  []string{"grafanaManagedRecordingRulesDatasources", "grafanaManagedRecordingRules"},
 			EnableRecordingRules:  true,
 		})
 
@@ -355,7 +355,7 @@ func TestIntegrationConvertPrometheusEndpoints_Conflict(t *testing.T) {
 			EnableUnifiedAlerting: true,
 			DisableAnonymous:      true,
 			AppModeProduction:     true,
-			EnableFeatureToggles:  []string{"alertingConversionAPI", "grafanaManagedRecordingRulesDatasources", "grafanaManagedRecordingRules"},
+			EnableFeatureToggles:  []string{"grafanaManagedRecordingRulesDatasources", "grafanaManagedRecordingRules"},
 			EnableRecordingRules:  true,
 		})
 
@@ -443,7 +443,7 @@ func TestIntegrationConvertPrometheusEndpoints_CreatePausedRules(t *testing.T) {
 			EnableUnifiedAlerting: true,
 			DisableAnonymous:      true,
 			AppModeProduction:     true,
-			EnableFeatureToggles:  []string{"alertingConversionAPI", "grafanaManagedRecordingRulesDatasources", "grafanaManagedRecordingRules"},
+			EnableFeatureToggles:  []string{"grafanaManagedRecordingRulesDatasources", "grafanaManagedRecordingRules"},
 			EnableRecordingRules:  true,
 		})
 
@@ -559,7 +559,7 @@ func TestIntegrationConvertPrometheusEndpoints_FolderUIDHeader(t *testing.T) {
 			EnableUnifiedAlerting: true,
 			DisableAnonymous:      true,
 			AppModeProduction:     true,
-			EnableFeatureToggles:  []string{"alertingConversionAPI", "grafanaManagedRecordingRulesDatasources", "grafanaManagedRecordingRules"},
+			EnableFeatureToggles:  []string{"grafanaManagedRecordingRulesDatasources", "grafanaManagedRecordingRules"},
 			EnableRecordingRules:  true,
 		})
 
@@ -661,7 +661,7 @@ func TestIntegrationConvertPrometheusEndpoints_Provenance(t *testing.T) {
 			EnableUnifiedAlerting: true,
 			DisableAnonymous:      true,
 			AppModeProduction:     true,
-			EnableFeatureToggles:  []string{"alertingConversionAPI", "grafanaManagedRecordingRulesDatasources", "grafanaManagedRecordingRules"},
+			EnableFeatureToggles:  []string{"grafanaManagedRecordingRulesDatasources", "grafanaManagedRecordingRules"},
 			EnableRecordingRules:  true,
 		})
 
@@ -777,7 +777,7 @@ func TestIntegrationConvertPrometheusEndpoints_Delete(t *testing.T) {
 			EnableUnifiedAlerting: true,
 			DisableAnonymous:      true,
 			AppModeProduction:     true,
-			EnableFeatureToggles:  []string{"alertingConversionAPI", "grafanaManagedRecordingRulesDatasources", "grafanaManagedRecordingRules"},
+			EnableFeatureToggles:  []string{"grafanaManagedRecordingRulesDatasources", "grafanaManagedRecordingRules"},
 			EnableRecordingRules:  true,
 		})