diff --git a/src/components/queue/job/JobGroupsList.test.ts b/src/components/queue/job/JobGroupsList.test.ts
index b5679f2764c..f4fcda8538b 100644
--- a/src/components/queue/job/JobGroupsList.test.ts
+++ b/src/components/queue/job/JobGroupsList.test.ts
@@ -4,6 +4,7 @@ import { defineComponent, nextTick } from 'vue'
 
 import JobGroupsList from '@/components/queue/job/JobGroupsList.vue'
 import type { JobGroup, JobListItem } from '@/composables/queue/useJobList'
+import type { TaskItemImpl } from '@/stores/queueStore'
 
 const QueueJobItemStub = defineComponent({
   name: 'QueueJobItemStub',
@@ -25,20 +26,25 @@ const QueueJobItemStub = defineComponent({
   template: '<div class="queue-job-item-stub"></div>'
 })
 
-const createJobItem = (overrides: Partial<JobListItem> = {}): JobListItem => ({
-  id: 'job-id',
-  title: 'Example job',
-  meta: 'Meta text',
-  state: 'running',
-  iconName: 'icon',
-  iconImageUrl: 'https://example.com/icon.png',
-  showClear: true,
-  taskRef: { workflow: { id: 'workflow-id' } },
-  progressTotalPercent: 60,
-  progressCurrentPercent: 30,
-  runningNodeName: 'Node A',
-  ...overrides
-})
+const createJobItem = (overrides: Partial<JobListItem> = {}): JobListItem => {
+  const { taskRef, ...rest } = overrides
+  return {
+    id: 'job-id',
+    title: 'Example job',
+    meta: 'Meta text',
+    state: 'running',
+    iconName: 'icon',
+    iconImageUrl: 'https://example.com/icon.png',
+    showClear: true,
+    taskRef: (taskRef ?? {
+      workflow: { id: 'workflow-id' }
+    }) as TaskItemImpl,
+    progressTotalPercent: 60,
+    progressCurrentPercent: 30,
+    runningNodeName: 'Node A',
+    ...rest
+  }
+}
 
 const mountComponent = (groups: JobGroup[]) =>
   mount(JobGroupsList, {
diff --git a/src/composables/graph/useImageMenuOptions.ts b/src/composables/graph/useImageMenuOptions.ts
index 3956edefa4e..0eddf3d00ed 100644
--- a/src/composables/graph/useImageMenuOptions.ts
+++ b/src/composables/graph/useImageMenuOptions.ts
@@ -1,6 +1,7 @@
 import { useI18n } from 'vue-i18n'
 
 import { downloadFile } from '@/base/common/downloadUtil'
+import type { LGraphNode } from '@/lib/litegraph/src/LGraphNode'
 import { useCommandStore } from '@/stores/commandStore'
 
 import type { MenuOption } from './useMoreOptionsMenu'
@@ -16,7 +17,7 @@ export function useImageMenuOptions() {
     void commandStore.execute('Comfy.MaskEditor.OpenMaskEditor')
   }
 
-  const openImage = (node: any) => {
+  const openImage = (node: LGraphNode) => {
     if (!node?.imgs?.length) return
     const img = node.imgs[node.imageIndex ?? 0]
     if (!img) return
@@ -25,7 +26,7 @@ export function useImageMenuOptions() {
     window.open(url.toString(), '_blank')
   }
 
-  const copyImage = async (node: any) => {
+  const copyImage = async (node: LGraphNode) => {
     if (!node?.imgs?.length) return
     const img = node.imgs[node.imageIndex ?? 0]
     if (!img) return
@@ -62,7 +63,7 @@ export function useImageMenuOptions() {
     }
   }
 
-  const saveImage = (node: any) => {
+  const saveImage = (node: LGraphNode) => {
     if (!node?.imgs?.length) return
     const img = node.imgs[node.imageIndex ?? 0]
     if (!img) return
@@ -76,7 +77,7 @@ export function useImageMenuOptions() {
     }
   }
 
-  const getImageMenuOptions = (node: any): MenuOption[] => {
+  const getImageMenuOptions = (node: LGraphNode): MenuOption[] => {
     if (!node?.imgs?.length) return []
 
     return [
diff --git a/src/composables/maskeditor/useBrushDrawing.ts b/src/composables/maskeditor/useBrushDrawing.ts
index a86dcec8570..f1ea0fb38cd 100644
--- a/src/composables/maskeditor/useBrushDrawing.ts
+++ b/src/composables/maskeditor/useBrushDrawing.ts
@@ -404,8 +404,9 @@ export function useBrushDrawing(initialSettings?: {
       device = root.device
       console.warn('✅ TypeGPU initialized! Root:', root)
       console.warn('Device info:', root.device.limits)
-    } catch (error: any) {
-      console.warn('Failed to initialize TypeGPU:', error.message)
+    } catch (error) {
+      const message = error instanceof Error ? error.message : String(error)
+      console.warn('Failed to initialize TypeGPU:', message)
     }
   }
 
diff --git a/src/composables/queue/useCompletionSummary.ts b/src/composables/queue/useCompletionSummary.ts
index ea240c430d3..4964664a209 100644
--- a/src/composables/queue/useCompletionSummary.ts
+++ b/src/composables/queue/useCompletionSummary.ts
@@ -57,8 +57,8 @@ export const useCompletionSummary = () => {
       }
       if (prev && !active) {
         const start = lastActiveStartTs.value ?? 0
-        const finished = queueStore.historyTasks.filter((t: any) => {
-          const ts: number | undefined = t.executionEndTimestamp
+        const finished = queueStore.historyTasks.filter((t) => {
+          const ts = t.executionEndTimestamp
           return typeof ts === 'number' && ts >= start
         })
 
diff --git a/src/composables/queue/useJobList.ts b/src/composables/queue/useJobList.ts
index 47996636be7..1acac786d1d 100644
--- a/src/composables/queue/useJobList.ts
+++ b/src/composables/queue/useJobList.ts
@@ -38,7 +38,7 @@ export type JobListItem = {
   iconName?: string
   iconImageUrl?: string
   showClear?: boolean
-  taskRef?: any
+  taskRef?: TaskItemImpl
   progressTotalPercent?: number
   progressCurrentPercent?: number
   runningNodeName?: string
diff --git a/src/composables/queue/useJobMenu.test.ts b/src/composables/queue/useJobMenu.test.ts
index ff4100918f0..0d8a4359d4b 100644
--- a/src/composables/queue/useJobMenu.test.ts
+++ b/src/composables/queue/useJobMenu.test.ts
@@ -117,13 +117,24 @@ vi.mock('@/utils/formatUtil', () => ({
 }))
 
 import { useJobMenu } from '@/composables/queue/useJobMenu'
+import type { TaskItemImpl } from '@/stores/queueStore'
 
-const createJobItem = (overrides: Partial<JobListItem> = {}): JobListItem => ({
+type MockTaskRef = Record<string, unknown>
+
+type TestJobListItem = Omit<JobListItem, 'taskRef'> & {
+  taskRef?: MockTaskRef
+}
+
+const createJobItem = (
+  overrides: Partial<TestJobListItem> = {}
+): JobListItem => ({
   id: overrides.id ?? 'job-1',
   title: overrides.title ?? 'Test job',
   meta: overrides.meta ?? 'meta',
   state: overrides.state ?? 'completed',
-  taskRef: overrides.taskRef,
+  taskRef: overrides.taskRef as Partial<TaskItemImpl> | undefined as
+    | TaskItemImpl
+    | undefined,
   iconName: overrides.iconName,
   iconImageUrl: overrides.iconImageUrl,
   showClear: overrides.showClear,
diff --git a/src/composables/queue/useJobMenu.ts b/src/composables/queue/useJobMenu.ts
index 38a37276ff4..6392e22eb2c 100644
--- a/src/composables/queue/useJobMenu.ts
+++ b/src/composables/queue/useJobMenu.ts
@@ -12,7 +12,8 @@ import { useWorkflowStore } from '@/platform/workflow/management/stores/workflow
 import type {
   ExecutionErrorWsMessage,
   ResultItem,
-  ResultItemType
+  ResultItemType,
+  TaskStatus
 } from '@/schemas/apiSchema'
 import { api } from '@/scripts/api'
 import { downloadBlob } from '@/scripts/utils'
@@ -82,13 +83,20 @@ export function useJobMenu(
     await queueStore.update()
   }
 
+  const findExecutionError = (
+    messages: TaskStatus['messages'] | undefined
+  ): ExecutionErrorWsMessage | undefined => {
+    const errMessage = messages?.find((m) => m[0] === 'execution_error')
+    if (errMessage && errMessage[0] === 'execution_error') {
+      return errMessage[1]
+    }
+    return undefined
+  }
+
   const copyErrorMessage = async (item?: JobListItem | null) => {
     const target = resolveItem(item)
     if (!target) return
-    const msgs = target.taskRef?.status?.messages as any[] | undefined
-    const err = msgs?.find((m: any) => m?.[0] === 'execution_error')?.[1] as
-      | ExecutionErrorWsMessage
-      | undefined
+    const err = findExecutionError(target.taskRef?.status?.messages)
     const message = err?.exception_message
     if (message) await copyToClipboard(String(message))
   }
@@ -96,10 +104,7 @@ export function useJobMenu(
   const reportError = (item?: JobListItem | null) => {
     const target = resolveItem(item)
     if (!target) return
-    const msgs = target.taskRef?.status?.messages as any[] | undefined
-    const err = msgs?.find((m: any) => m?.[0] === 'execution_error')?.[1] as
-      | ExecutionErrorWsMessage
-      | undefined
+    const err = findExecutionError(target.taskRef?.status?.messages)
     if (err) useDialogService().showExecutionErrorDialog(err)
   }
 
diff --git a/src/composables/queue/useResultGallery.ts b/src/composables/queue/useResultGallery.ts
index 0e9934165c4..e86ff54d45b 100644
--- a/src/composables/queue/useResultGallery.ts
+++ b/src/composables/queue/useResultGallery.ts
@@ -1,17 +1,29 @@
 import { ref, shallowRef } from 'vue'
 
 import type { JobListItem } from '@/composables/queue/useJobList'
-import type { ResultItemImpl } from '@/stores/queueStore'
+
+/** Minimal preview item interface for gallery filtering. */
+interface PreviewItem {
+  url: string
+  supportsPreview: boolean
+}
+
+/** Minimal task interface for gallery preview. */
+interface TaskWithPreview<T extends PreviewItem = PreviewItem> {
+  previewOutput?: T
+}
 
 /**
  * Manages result gallery state and activation for queue items.
  */
-export function useResultGallery(getFilteredTasks: () => any[]) {
+export function useResultGallery<T extends PreviewItem>(
+  getFilteredTasks: () => TaskWithPreview<T>[]
+) {
   const galleryActiveIndex = ref(-1)
-  const galleryItems = shallowRef<ResultItemImpl[]>([])
+  const galleryItems = shallowRef<T[]>([])
 
   const onViewItem = (item: JobListItem) => {
-    const items: ResultItemImpl[] = getFilteredTasks().flatMap((t: any) => {
+    const items: T[] = getFilteredTasks().flatMap((t) => {
       const preview = t.previewOutput
       return preview && preview.supportsPreview ? [preview] : []
     })
diff --git a/src/composables/useCivitaiModel.ts b/src/composables/useCivitaiModel.ts
index c47b274831f..be15f828c78 100644
--- a/src/composables/useCivitaiModel.ts
+++ b/src/composables/useCivitaiModel.ts
@@ -36,7 +36,7 @@ interface CivitaiModelVersionResponse {
   model: CivitaiModel
   modelId: number
   files: CivitaiModelFile[]
-  [key: string]: any
+  [key: string]: unknown
 }
 
 /**
diff --git a/src/composables/useContextMenuTranslation.ts b/src/composables/useContextMenuTranslation.ts
index a85cccdc07c..7b031d7ee27 100644
--- a/src/composables/useContextMenuTranslation.ts
+++ b/src/composables/useContextMenuTranslation.ts
@@ -123,7 +123,10 @@ export const useContextMenuTranslation = () => {
       }
 
       // for capture translation text of input and widget
-      const extraInfo: any = options.extra || options.parentMenu?.options?.extra
+      const extraInfo = (options.extra ||
+        options.parentMenu?.options?.extra) as
+        | { inputs?: INodeInputSlot[]; widgets?: IWidget[] }
+        | undefined
       // widgets and inputs
       const matchInput = value.content?.match(reInput)
       if (matchInput) {
diff --git a/src/composables/useLoad3dViewer.ts b/src/composables/useLoad3dViewer.ts
index 9022c2d2d0d..38b4a9f54ea 100644
--- a/src/composables/useLoad3dViewer.ts
+++ b/src/composables/useLoad3dViewer.ts
@@ -5,9 +5,13 @@ import Load3dUtils from '@/extensions/core/load3d/Load3dUtils'
 import type {
   AnimationItem,
   BackgroundRenderModeType,
+  CameraConfig,
   CameraState,
   CameraType,
+  LightConfig,
   MaterialMode,
+  ModelConfig,
+  SceneConfig,
   UpDirection
 } from '@/extensions/core/load3d/interfaces'
 import { t } from '@/i18n'
@@ -271,10 +275,18 @@ export const useLoad3dViewer = (node?: LGraphNode) => {
 
       const sourceCameraState = source.getCameraState()
 
-      const sceneConfig = node.properties['Scene Config'] as any
-      const modelConfig = node.properties['Model Config'] as any
-      const cameraConfig = node.properties['Camera Config'] as any
-      const lightConfig = node.properties['Light Config'] as any
+      const sceneConfig = node.properties['Scene Config'] as
+        | SceneConfig
+        | undefined
+      const modelConfig = node.properties['Model Config'] as
+        | ModelConfig
+        | undefined
+      const cameraConfig = node.properties['Camera Config'] as
+        | CameraConfig
+        | undefined
+      const lightConfig = node.properties['Light Config'] as
+        | LightConfig
+        | undefined
 
       isPreview.value = node.type === 'Preview3D'
 
@@ -438,7 +450,9 @@ export const useLoad3dViewer = (node?: LGraphNode) => {
         materialMode: initialState.value.materialMode
       }
 
-      const currentCameraConfig = nodeValue.properties['Camera Config'] as any
+      const currentCameraConfig = nodeValue.properties['Camera Config'] as
+        | CameraConfig
+        | undefined
       nodeValue.properties['Camera Config'] = {
         ...currentCameraConfig,
         state: initialState.value.cameraState
diff --git a/src/extensions/core/imageCompare.ts b/src/extensions/core/imageCompare.ts
index 608590f1bcb..4821ec062a0 100644
--- a/src/extensions/core/imageCompare.ts
+++ b/src/extensions/core/imageCompare.ts
@@ -1,8 +1,13 @@
-import type { NodeExecutionOutput } from '@/schemas/apiSchema'
+import type { NodeOutputWith } from '@/schemas/apiSchema'
 import { api } from '@/scripts/api'
 import { app } from '@/scripts/app'
 import { useExtensionService } from '@/services/extensionService'
 
+type ImageCompareOutput = NodeOutputWith<{
+  a_images?: Record<string, string>[]
+  b_images?: Record<string, string>[]
+}>
+
 useExtensionService().registerExtension({
   name: 'Comfy.ImageCompare',
 
@@ -14,15 +19,10 @@ useExtensionService().registerExtension({
 
     const onExecuted = node.onExecuted
 
-    node.onExecuted = function (output: NodeExecutionOutput) {
+    node.onExecuted = function (output: ImageCompareOutput) {
       onExecuted?.call(this, output)
 
-      const aImages = (output as Record<string, unknown>).a_images as
-        | Record<string, string>[]
-        | undefined
-      const bImages = (output as Record<string, unknown>).b_images as
-        | Record<string, string>[]
-        | undefined
+      const { a_images: aImages, b_images: bImages } = output
       const rand = app.getRandParam()
 
       const beforeUrl =
diff --git a/src/extensions/core/load3d.ts b/src/extensions/core/load3d.ts
index 668a1fd153b..455776744d6 100644
--- a/src/extensions/core/load3d.ts
+++ b/src/extensions/core/load3d.ts
@@ -15,7 +15,11 @@ import type { LGraphNode } from '@/lib/litegraph/src/LGraphNode'
 import type { IContextMenuValue } from '@/lib/litegraph/src/interfaces'
 import type { IStringWidget } from '@/lib/litegraph/src/types/widgets'
 import { useToastStore } from '@/platform/updates/common/toastStore'
-import type { NodeExecutionOutput } from '@/schemas/apiSchema'
+import type { NodeOutputWith } from '@/schemas/apiSchema'
+
+type Load3dPreviewOutput = NodeOutputWith<{
+  result?: [string?, CameraState?, string?]
+}>
 import type { CustomInputSpec } from '@/schemas/nodeDef/nodeDefSchemaV2'
 import { api } from '@/scripts/api'
 import { ComfyApp, app } from '@/scripts/app'
@@ -496,13 +500,11 @@ useExtensionService().registerExtension({
           config.configure(settings)
         }
 
-        node.onExecuted = function (output: NodeExecutionOutput) {
+        node.onExecuted = function (output: Load3dPreviewOutput) {
           onExecuted?.call(this, output)
 
-          const result = (output as Record<string, unknown>).result as
-            | unknown[]
-            | undefined
-          const filePath = result?.[0] as string | undefined
+          const result = output.result
+          const filePath = result?.[0]
 
           if (!filePath) {
             const msg = t('toastMessages.unableToGetModelFilePath')
@@ -510,8 +512,8 @@ useExtensionService().registerExtension({
             useToastStore().addAlert(msg)
           }
 
-          const cameraState = result?.[1] as CameraState | undefined
-          const bgImagePath = result?.[2] as string | undefined
+          const cameraState = result?.[1]
+          const bgImagePath = result?.[2]
 
           modelWidget.value = filePath?.replaceAll('\\', '/')
 
diff --git a/src/extensions/core/saveMesh.ts b/src/extensions/core/saveMesh.ts
index 9fb33ef94cd..ae94a86093d 100644
--- a/src/extensions/core/saveMesh.ts
+++ b/src/extensions/core/saveMesh.ts
@@ -6,7 +6,12 @@ import { createExportMenuItems } from '@/extensions/core/load3d/exportMenuHelper
 import Load3DConfiguration from '@/extensions/core/load3d/Load3DConfiguration'
 import type { LGraphNode } from '@/lib/litegraph/src/LGraphNode'
 import type { IContextMenuValue } from '@/lib/litegraph/src/interfaces'
-import { type CustomInputSpec } from '@/schemas/nodeDef/nodeDefSchemaV2'
+import type { NodeOutputWith, ResultItem } from '@/schemas/apiSchema'
+
+type SaveMeshOutput = NodeOutputWith<{
+  '3d'?: ResultItem[]
+}>
+import type { CustomInputSpec } from '@/schemas/nodeDef/nodeDefSchemaV2'
 import { ComponentWidgetImpl, addWidget } from '@/scripts/domWidget'
 import { useExtensionService } from '@/services/extensionService'
 import { useLoad3dService } from '@/services/load3dService'
@@ -70,22 +75,26 @@ useExtensionService().registerExtension({
 
     const onExecuted = node.onExecuted
 
-    node.onExecuted = function (message: any) {
-      onExecuted?.apply(this, arguments as any)
+    node.onExecuted = function (output: SaveMeshOutput) {
+      onExecuted?.call(this, output)
+
+      const fileInfo = output['3d']?.[0]
 
-      const fileInfo = message['3d'][0]
+      if (!fileInfo) return
 
       useLoad3d(node).waitForLoad3d((load3d) => {
         const modelWidget = node.widgets?.find((w) => w.name === 'image')
 
         if (load3d && modelWidget) {
-          const filePath = fileInfo['subfolder'] + '/' + fileInfo['filename']
+          const filePath =
+            (fileInfo.subfolder ?? '') + '/' + (fileInfo.filename ?? '')
 
           modelWidget.value = filePath
 
           const config = new Load3DConfiguration(load3d, node.properties)
 
-          config.configureForSaveMesh(fileInfo['type'], filePath)
+          const loadFolder = fileInfo.type as 'input' | 'output'
+          config.configureForSaveMesh(loadFolder, filePath)
         }
       })
     }
diff --git a/src/extensions/core/uploadAudio.ts b/src/extensions/core/uploadAudio.ts
index 71c2295d106..fbe6458594d 100644
--- a/src/extensions/core/uploadAudio.ts
+++ b/src/extensions/core/uploadAudio.ts
@@ -15,6 +15,7 @@ import {
   getResourceURL,
   splitFilePath
 } from '@/renderer/extensions/vueNodes/widgets/utils/audioUtils'
+import type { NodeExecutionOutput } from '@/schemas/apiSchema'
 import type { ComfyNodeDef } from '@/schemas/nodeDefSchema'
 import type { DOMWidget } from '@/scripts/domWidget'
 import { useAudioService } from '@/services/audioService'
@@ -112,14 +113,17 @@ app.registerExtension({
           audioUIWidget.element.classList.add('empty-audio-widget')
           // Populate the audio widget UI on node execution.
           const onExecuted = node.onExecuted
-          node.onExecuted = function (message: any) {
-            // @ts-expect-error fixme ts strict error
-            onExecuted?.apply(this, arguments)
-            const audios = message.audio
-            if (!audios) return
+          node.onExecuted = function (output: NodeExecutionOutput) {
+            onExecuted?.call(this, output)
+            const audios = output.audio
+            if (!audios?.length) return
             const audio = audios[0]
             audioUIWidget.element.src = api.apiURL(
-              getResourceURL(audio.subfolder, audio.filename, audio.type)
+              getResourceURL(
+                audio.subfolder ?? '',
+                audio.filename ?? '',
+                audio.type
+              )
             )
             audioUIWidget.element.classList.remove('empty-audio-widget')
           }
@@ -139,22 +143,23 @@ app.registerExtension({
       }
     }
   },
-  onNodeOutputsUpdated(nodeOutputs: Record<NodeLocatorId, any>) {
+  onNodeOutputsUpdated(
+    nodeOutputs: Record<NodeLocatorId, NodeExecutionOutput>
+  ) {
     for (const [nodeLocatorId, output] of Object.entries(nodeOutputs)) {
-      if ('audio' in output) {
-        const node = getNodeByLocatorId(app.rootGraph, nodeLocatorId)
-        if (!node) continue
+      if (!output.audio?.length) continue
 
-        // @ts-expect-error fixme ts strict error
-        const audioUIWidget = node.widgets.find(
-          (w) => w.name === 'audioUI'
-        ) as unknown as DOMWidget<HTMLAudioElement, string>
-        const audio = output.audio[0]
-        audioUIWidget.element.src = api.apiURL(
-          getResourceURL(audio.subfolder, audio.filename, audio.type)
-        )
-        audioUIWidget.element.classList.remove('empty-audio-widget')
-      }
+      const node = getNodeByLocatorId(app.rootGraph, nodeLocatorId)
+      if (!node) continue
+
+      const audioUIWidget = node.widgets?.find(
+        (w) => w.name === 'audioUI'
+      ) as unknown as DOMWidget<HTMLAudioElement, string>
+      const audio = output.audio[0]
+      audioUIWidget.element.src = api.apiURL(
+        getResourceURL(audio.subfolder ?? '', audio.filename ?? '', audio.type)
+      )
+      audioUIWidget.element.classList.remove('empty-audio-widget')
     }
   }
 })
diff --git a/src/schemas/apiSchema.ts b/src/schemas/apiSchema.ts
index 0c2d4193e08..1d2d5e80bfa 100644
--- a/src/schemas/apiSchema.ts
+++ b/src/schemas/apiSchema.ts
@@ -35,6 +35,9 @@ const zOutputs = z
 
 export type NodeExecutionOutput = z.infer<typeof zOutputs>
 
+export type NodeOutputWith<T extends Record<string, unknown>> =
+  NodeExecutionOutput & T
+
 // WS messages
 const zStatusWsMessageStatus = z.object({
   exec_info: z.object({