diff --git a/src/components/graph/selectionToolbox/ConfigureSubgraph.vue b/src/components/graph/selectionToolbox/ConfigureSubgraph.vue
index 5c361aa73e..ce7f63799e 100644
--- a/src/components/graph/selectionToolbox/ConfigureSubgraph.vue
+++ b/src/components/graph/selectionToolbox/ConfigureSubgraph.vue
@@ -13,5 +13,5 @@
 <script setup lang="ts">
 import Button from 'primevue/button'
 
-import { showSubgraphNodeDialog } from '@/core/graph/subgraph/useSubgraphNodeDialog'
+import { showSubgraphNodeDialog } from '@/workbench/graph/subgraph/useSubgraphNodeDialog'
 </script>
diff --git a/src/composables/useCoreCommands.ts b/src/composables/useCoreCommands.ts
index 966fe40e45..7a18fe00fb 100644
--- a/src/composables/useCoreCommands.ts
+++ b/src/composables/useCoreCommands.ts
@@ -5,8 +5,7 @@ import {
   DEFAULT_DARK_COLOR_PALETTE,
   DEFAULT_LIGHT_COLOR_PALETTE
 } from '@/constants/coreColorPalettes'
-import { tryToggleWidgetPromotion } from '@/core/graph/subgraph/proxyWidgetUtils'
-import { showSubgraphNodeDialog } from '@/core/graph/subgraph/useSubgraphNodeDialog'
+import { showSubgraphNodeDialog } from '@/workbench/graph/subgraph/useSubgraphNodeDialog'
 import { t } from '@/i18n'
 import {
   LGraphEventMode,
@@ -37,6 +36,7 @@ import { api } from '@/scripts/api'
 import { app } from '@/scripts/app'
 import { useDialogService } from '@/services/dialogService'
 import { useLitegraphService } from '@/services/litegraphService'
+import { invokeToggleWidgetPromotion } from '@/services/widgetPromotionHandlers'
 import type { ComfyCommand } from '@/stores/commandStore'
 import { useExecutionStore } from '@/stores/executionStore'
 import { useHelpCenterStore } from '@/stores/helpCenterStore'
@@ -1027,7 +1027,7 @@ export function useCoreCommands(): ComfyCommand[] {
       icon: 'icon-[lucide--arrow-left-right]',
       label: 'Toggle promotion of hovered widget',
       versionAdded: '1.30.1',
-      function: tryToggleWidgetPromotion
+      function: () => invokeToggleWidgetPromotion()
     },
     {
       id: 'Comfy.OpenManagerDialog',
diff --git a/src/core/graph/subgraph/proxyWidget.ts b/src/renderer/graph/subgraph/proxyWidget.ts
similarity index 99%
rename from src/core/graph/subgraph/proxyWidget.ts
rename to src/renderer/graph/subgraph/proxyWidget.ts
index ef04bd76b9..cb2432fbd4 100644
--- a/src/core/graph/subgraph/proxyWidget.ts
+++ b/src/renderer/graph/subgraph/proxyWidget.ts
@@ -1,7 +1,7 @@
 import {
   demoteWidget,
   promoteRecommendedWidgets
-} from '@/core/graph/subgraph/proxyWidgetUtils'
+} from '@/renderer/graph/subgraph/proxyWidgetUtils'
 import { parseProxyWidgets } from '@/core/schemas/proxyWidget'
 import type { NodeProperty } from '@/lib/litegraph/src/LGraphNode'
 import type {
diff --git a/src/core/graph/subgraph/proxyWidgetUtils.ts b/src/renderer/graph/subgraph/proxyWidgetUtils.ts
similarity index 95%
rename from src/core/graph/subgraph/proxyWidgetUtils.ts
rename to src/renderer/graph/subgraph/proxyWidgetUtils.ts
index 27961e54dc..162ae44ee9 100644
--- a/src/core/graph/subgraph/proxyWidgetUtils.ts
+++ b/src/renderer/graph/subgraph/proxyWidgetUtils.ts
@@ -3,7 +3,7 @@ import type { ProxyWidgetsProperty } from '@/core/schemas/proxyWidget'
 import {
   isProxyWidget,
   isDisconnectedWidget
-} from '@/core/graph/subgraph/proxyWidget'
+} from '@/renderer/graph/subgraph/proxyWidget'
 import { t } from '@/i18n'
 import type {
   IContextMenuValue,
@@ -14,6 +14,7 @@ import type { IBaseWidget } from '@/lib/litegraph/src/types/widgets.ts'
 import { useToastStore } from '@/platform/updates/common/toastStore'
 import { useCanvasStore } from '@/renderer/core/canvas/canvasStore'
 import { useLitegraphService } from '@/services/litegraphService'
+import { registerWidgetPromotionHandlers } from '@/services/widgetPromotionHandlers'
 import { useSubgraphNavigationStore } from '@/stores/subgraphNavigationStore'
 
 type PartialNode = Pick<LGraphNode, 'title' | 'id' | 'type'>
@@ -86,7 +87,7 @@ function getParentNodes(): SubgraphNode[] {
   )
 }
 
-export function addWidgetPromotionOptions(
+function addWidgetPromotionOptions(
   options: (IContextMenuValue<unknown> | null)[],
   widget: IBaseWidget,
   node: LGraphNode
@@ -111,7 +112,7 @@ export function addWidgetPromotionOptions(
     })
   }
 }
-export function tryToggleWidgetPromotion() {
+function tryToggleWidgetPromotion() {
   const canvas = useCanvasStore().getCanvas()
   const [x, y] = canvas.graph_mouse
   const node = canvas.graph?.getNodeOnPos(x, y, canvas.visible_nodes)
@@ -174,3 +175,8 @@ export function pruneDisconnected(subgraphNode: SubgraphNode) {
     .filter((w) => !isDisconnectedWidget(w))
     .map((w) => [w._overlay.nodeId, w._overlay.widgetName])
 }
+
+registerWidgetPromotionHandlers({
+  addWidgetPromotionOptions,
+  tryToggleWidgetPromotion
+})
diff --git a/src/scripts/app.ts b/src/scripts/app.ts
index a0479b5b28..fcd4edc241 100644
--- a/src/scripts/app.ts
+++ b/src/scripts/app.ts
@@ -5,7 +5,7 @@ import { reactive, unref } from 'vue'
 import { shallowRef } from 'vue'
 
 import { useCanvasPositionConversion } from '@/composables/element/useCanvasPositionConversion'
-import { registerProxyWidgets } from '@/core/graph/subgraph/proxyWidget'
+import { registerProxyWidgets } from '@/renderer/graph/subgraph/proxyWidget'
 import { st, t } from '@/i18n'
 import type { IContextMenuValue } from '@/lib/litegraph/src/interfaces'
 import {
diff --git a/src/services/litegraphService.ts b/src/services/litegraphService.ts
index 3fe45fcea2..33ab9197fe 100644
--- a/src/services/litegraphService.ts
+++ b/src/services/litegraphService.ts
@@ -5,8 +5,7 @@ import { useSelectedLiteGraphItems } from '@/composables/canvas/useSelectedLiteG
 import { useNodeAnimatedImage } from '@/composables/node/useNodeAnimatedImage'
 import { useNodeCanvasImagePreview } from '@/composables/node/useNodeCanvasImagePreview'
 import { useNodeImage, useNodeVideo } from '@/composables/node/useNodeImage'
-import { addWidgetPromotionOptions } from '@/core/graph/subgraph/proxyWidgetUtils'
-import { showSubgraphNodeDialog } from '@/core/graph/subgraph/useSubgraphNodeDialog'
+import { showSubgraphNodeDialog } from '@/workbench/graph/subgraph/useSubgraphNodeDialog'
 import { st, t } from '@/i18n'
 import {
   LGraphCanvas,
@@ -58,6 +57,7 @@ import {
 import { getOrderedInputSpecs } from '@/utils/nodeDefOrderingUtil'
 
 import { useExtensionService } from './extensionService'
+import { addWidgetPromotionOptions as invokeAddWidgetPromotionOptions } from './widgetPromotionHandlers'
 
 export const CONFIG = Symbol()
 export const GET_CONFIG = Symbol()
@@ -826,7 +826,7 @@ export const useLitegraphService = () => {
         const [x, y] = canvas.graph_mouse
         const overWidget = this.getWidgetOnPos(x, y, true)
         if (overWidget) {
-          addWidgetPromotionOptions(options, overWidget, this)
+          invokeAddWidgetPromotionOptions(options, overWidget, this)
         }
       }
 
diff --git a/src/services/widgetPromotionHandlers.ts b/src/services/widgetPromotionHandlers.ts
new file mode 100644
index 0000000000..8a1a2e1e1a
--- /dev/null
+++ b/src/services/widgetPromotionHandlers.ts
@@ -0,0 +1,41 @@
+import { shallowRef } from 'vue'
+
+import type {
+  IContextMenuValue,
+  LGraphNode
+} from '@/lib/litegraph/src/litegraph'
+import type { IBaseWidget } from '@/lib/litegraph/src/types/widgets'
+
+type WidgetPromotionHandlers = {
+  addWidgetPromotionOptions?: (
+    options: (IContextMenuValue<unknown> | null)[],
+    widget: IBaseWidget,
+    node: LGraphNode
+  ) => void
+  tryToggleWidgetPromotion?: () => void
+}
+
+const handlersRef = shallowRef<WidgetPromotionHandlers>({})
+
+export const registerWidgetPromotionHandlers = (
+  handlers: WidgetPromotionHandlers
+) => {
+  handlersRef.value = handlers
+  return () => {
+    if (handlersRef.value === handlers) {
+      handlersRef.value = {}
+    }
+  }
+}
+
+export const invokeToggleWidgetPromotion = () => {
+  handlersRef.value.tryToggleWidgetPromotion?.()
+}
+
+export const addWidgetPromotionOptions = (
+  options: (IContextMenuValue<unknown> | null)[],
+  widget: IBaseWidget,
+  node: LGraphNode
+) => {
+  handlersRef.value.addWidgetPromotionOptions?.(options, widget, node)
+}
diff --git a/src/core/graph/subgraph/SubgraphNode.vue b/src/workbench/graph/subgraph/SubgraphNode.vue
similarity index 97%
rename from src/core/graph/subgraph/SubgraphNode.vue
rename to src/workbench/graph/subgraph/SubgraphNode.vue
index 7be5246f2f..6198d671be 100644
--- a/src/core/graph/subgraph/SubgraphNode.vue
+++ b/src/workbench/graph/subgraph/SubgraphNode.vue
@@ -10,7 +10,12 @@ import {
 } from 'vue'
 
 import SearchBox from '@/components/common/SearchBox.vue'
-import SubgraphNodeWidget from '@/core/graph/subgraph/SubgraphNodeWidget.vue'
+import { parseProxyWidgets } from '@/core/schemas/proxyWidget'
+import type { ProxyWidgetsProperty } from '@/core/schemas/proxyWidget'
+import type { LGraphNode } from '@/lib/litegraph/src/litegraph'
+import { SubgraphNode } from '@/lib/litegraph/src/subgraph/SubgraphNode'
+import type { IBaseWidget } from '@/lib/litegraph/src/types/widgets'
+import { useCanvasStore } from '@/renderer/core/canvas/canvasStore'
 import {
   demoteWidget,
   isRecommendedWidget,
@@ -19,17 +24,12 @@ import {
   promoteWidget,
   pruneDisconnected,
   widgetItemToProperty
-} from '@/core/graph/subgraph/proxyWidgetUtils'
-import type { WidgetItem } from '@/core/graph/subgraph/proxyWidgetUtils'
-import { parseProxyWidgets } from '@/core/schemas/proxyWidget'
-import type { ProxyWidgetsProperty } from '@/core/schemas/proxyWidget'
-import type { LGraphNode } from '@/lib/litegraph/src/litegraph'
-import { SubgraphNode } from '@/lib/litegraph/src/subgraph/SubgraphNode'
-import type { IBaseWidget } from '@/lib/litegraph/src/types/widgets'
-import { useCanvasStore } from '@/renderer/core/canvas/canvasStore'
+} from '@/renderer/graph/subgraph/proxyWidgetUtils'
+import type { WidgetItem } from '@/renderer/graph/subgraph/proxyWidgetUtils'
 import { DraggableList } from '@/scripts/ui/draggableList'
 import { useLitegraphService } from '@/services/litegraphService'
 import { useDialogStore } from '@/stores/dialogStore'
+import SubgraphNodeWidget from '@/workbench/graph/subgraph/SubgraphNodeWidget.vue'
 
 const canvasStore = useCanvasStore()
 
diff --git a/src/core/graph/subgraph/SubgraphNodeWidget.vue b/src/workbench/graph/subgraph/SubgraphNodeWidget.vue
similarity index 100%
rename from src/core/graph/subgraph/SubgraphNodeWidget.vue
rename to src/workbench/graph/subgraph/SubgraphNodeWidget.vue
diff --git a/src/core/graph/subgraph/useSubgraphNodeDialog.ts b/src/workbench/graph/subgraph/useSubgraphNodeDialog.ts
similarity index 89%
rename from src/core/graph/subgraph/useSubgraphNodeDialog.ts
rename to src/workbench/graph/subgraph/useSubgraphNodeDialog.ts
index 6004e28509..f87ceffc3a 100644
--- a/src/core/graph/subgraph/useSubgraphNodeDialog.ts
+++ b/src/workbench/graph/subgraph/useSubgraphNodeDialog.ts
@@ -1,4 +1,4 @@
-import SubgraphNode from '@/core/graph/subgraph/SubgraphNode.vue'
+import SubgraphNode from '@/workbench/graph/subgraph/SubgraphNode.vue'
 import { useDialogStore } from '@/stores/dialogStore'
 import type { DialogComponentProps } from '@/stores/dialogStore'
 
diff --git a/tests-ui/tests/widgets/proxyWidget.test.ts b/tests-ui/tests/widgets/proxyWidget.test.ts
index 940ee66f0e..78b70265b4 100644
--- a/tests-ui/tests/widgets/proxyWidget.test.ts
+++ b/tests-ui/tests/widgets/proxyWidget.test.ts
@@ -1,6 +1,6 @@
 import { describe, expect, test, vi } from 'vitest'
 
-import { registerProxyWidgets } from '@/core/graph/subgraph/proxyWidget'
+import { registerProxyWidgets } from '@/renderer/graph/subgraph/proxyWidget'
 import { parseProxyWidgets } from '@/core/schemas/proxyWidget'
 import { LGraphNode } from '@/lib/litegraph/src/litegraph'
 import type { LGraphCanvas, SubgraphNode } from '@/lib/litegraph/src/litegraph'