diff --git a/web/app/components/workflow/skill/file-tree/index.tsx b/web/app/components/workflow/skill/file-tree/index.tsx
index 3eb0ce9718..1158c27a09 100644
--- a/web/app/components/workflow/skill/file-tree/index.tsx
+++ b/web/app/components/workflow/skill/file-tree/index.tsx
@@ -28,6 +28,7 @@ import { isDescendantOf } from '../utils/tree-utils'
 import DragActionTooltip from './drag-action-tooltip'
 import TreeContextMenu from './tree-context-menu'
 import TreeNode from './tree-node'
+import UploadStatusTooltip from './upload-status-tooltip'
 
 type FileTreeProps = {
   className?: string
@@ -240,7 +241,7 @@ const FileTree: React.FC<FileTreeProps> = ({ className }) => {
             {t('skillSidebar.empty')}
           </span>
         </div>
-        <DropTip />
+        <UploadStatusTooltip fallback={<DropTip />} />
       </div>
     )
   }
@@ -271,7 +272,7 @@ const FileTree: React.FC<FileTreeProps> = ({ className }) => {
         data-skill-tree-container
         className={cn(
           'flex min-h-[150px] flex-1 flex-col overflow-y-auto',
-          isMutating && 'pointer-events-none opacity-50',
+          isMutating && 'pointer-events-none',
           className,
         )}
       >
@@ -314,7 +315,7 @@ const FileTree: React.FC<FileTreeProps> = ({ className }) => {
         </div>
         {dragOverFolderId
           ? <DragActionTooltip action={currentDragType ?? 'upload'} />
-          : <DropTip />}
+          : <UploadStatusTooltip fallback={<DropTip />} />}
       </div>
       <TreeContextMenu treeRef={treeRef} />
     </>
diff --git a/web/app/components/workflow/skill/file-tree/upload-status-tooltip.tsx b/web/app/components/workflow/skill/file-tree/upload-status-tooltip.tsx
new file mode 100644
index 0000000000..1c2c00a78a
--- /dev/null
+++ b/web/app/components/workflow/skill/file-tree/upload-status-tooltip.tsx
@@ -0,0 +1,116 @@
+'use client'
+
+import type { FC, ReactNode } from 'react'
+import {
+  RiAlertFill,
+  RiCheckboxCircleFill,
+  RiCloseLine,
+  RiUploadCloud2Line,
+} from '@remixicon/react'
+import { memo, useEffect, useRef } from 'react'
+import { useTranslation } from 'react-i18next'
+import { useStore, useWorkflowStore } from '@/app/components/workflow/store'
+import { cn } from '@/utils/classnames'
+
+type UploadStatusTooltipProps = {
+  fallback?: ReactNode
+}
+
+const SUCCESS_DISPLAY_MS = 2000
+
+const UploadStatusTooltip: FC<UploadStatusTooltipProps> = ({ fallback }) => {
+  const { t } = useTranslation('workflow')
+  const storeApi = useWorkflowStore()
+  const uploadStatus = useStore(s => s.uploadStatus)
+  const uploadProgress = useStore(s => s.uploadProgress)
+  const timerRef = useRef<ReturnType<typeof setTimeout> | null>(null)
+
+  useEffect(() => {
+    if (timerRef.current)
+      clearTimeout(timerRef.current)
+
+    if (uploadStatus === 'success') {
+      timerRef.current = setTimeout(() => {
+        storeApi.getState().resetUpload()
+      }, SUCCESS_DISPLAY_MS)
+    }
+
+    return () => {
+      if (timerRef.current)
+        clearTimeout(timerRef.current)
+    }
+  }, [storeApi, uploadStatus])
+
+  if (uploadStatus === 'idle')
+    return <>{fallback}</>
+
+  const handleClose = () => {
+    storeApi.getState().resetUpload()
+  }
+
+  return (
+    <div className="flex shrink-0 items-center justify-center px-2 py-3">
+      <div
+        className={cn(
+          'relative flex w-full items-center gap-2 overflow-hidden rounded-lg py-1.5 pl-3 pr-2.5 shadow-lg backdrop-blur-[5px]',
+          'border-[0.5px] border-components-panel-border bg-components-tooltip-bg',
+        )}
+      >
+        {uploadStatus === 'uploading' && (
+          <div className="absolute inset-[-0.5px] animate-pulse bg-state-accent-hover-alt opacity-60" />
+        )}
+        {uploadStatus === 'success' && (
+          <div className="absolute inset-[-0.5px] bg-toast-success-bg opacity-40" />
+        )}
+        {uploadStatus === 'partial_error' && (
+          <div className="absolute inset-[-0.5px] bg-state-warning-hover opacity-40" />
+        )}
+
+        <div className="relative z-10 shrink-0">
+          {uploadStatus === 'uploading' && (
+            <RiUploadCloud2Line className="size-5 text-text-accent" />
+          )}
+          {uploadStatus === 'success' && (
+            <RiCheckboxCircleFill className="size-5 text-text-success" />
+          )}
+          {uploadStatus === 'partial_error' && (
+            <RiAlertFill className="size-5 text-text-warning" />
+          )}
+        </div>
+
+        <div className="relative z-10 flex min-w-0 flex-1 flex-col">
+          <span className="system-xs-semibold truncate text-text-primary">
+            {uploadStatus === 'uploading' && t('skillSidebar.uploadingItems', {
+              uploaded: uploadProgress.uploaded,
+              total: uploadProgress.total,
+            })}
+            {uploadStatus === 'success' && t('skillSidebar.uploadSuccess')}
+            {uploadStatus === 'partial_error' && t('skillSidebar.uploadPartialError')}
+          </span>
+          <span className="system-2xs-regular truncate text-text-tertiary">
+            {uploadStatus === 'success' && t('skillSidebar.uploadSuccessDetail', {
+              uploaded: uploadProgress.uploaded,
+              total: uploadProgress.total,
+            })}
+            {uploadStatus === 'partial_error' && t('skillSidebar.uploadPartialErrorDetail', {
+              failed: uploadProgress.failed,
+              total: uploadProgress.total,
+            })}
+            {uploadStatus === 'uploading' && '\u00A0'}
+          </span>
+        </div>
+
+        <button
+          type="button"
+          aria-label={t('operation.close', { ns: 'common' })}
+          className="relative z-10 shrink-0 rounded p-0.5 text-text-tertiary hover:text-text-secondary focus-visible:outline focus-visible:outline-2 focus-visible:outline-state-accent-solid"
+          onClick={handleClose}
+        >
+          <RiCloseLine className="size-4" />
+        </button>
+      </div>
+    </div>
+  )
+}
+
+export default memo(UploadStatusTooltip)
diff --git a/web/app/components/workflow/skill/hooks/use-create-operations.ts b/web/app/components/workflow/skill/hooks/use-create-operations.ts
index 26e7d8a04f..0673b8776f 100644
--- a/web/app/components/workflow/skill/hooks/use-create-operations.ts
+++ b/web/app/components/workflow/skill/hooks/use-create-operations.ts
@@ -4,8 +4,6 @@ import type { StoreApi } from 'zustand'
 import type { SkillEditorSliceShape } from '@/app/components/workflow/store/workflow/skill-editor/types'
 import type { BatchUploadNodeInput } from '@/types/app-asset'
 import { useCallback, useRef } from 'react'
-import { useTranslation } from 'react-i18next'
-import Toast from '@/app/components/base/toast'
 import {
   useBatchUpload,
   useCreateAppAssetFolder,
@@ -29,7 +27,6 @@ export function useCreateOperations({
   storeApi,
   onClose,
 }: UseCreateOperationsOptions) {
-  const { t } = useTranslation('workflow')
   const fileInputRef = useRef<HTMLInputElement>(null)
   const folderInputRef = useRef<HTMLInputElement>(null)
 
@@ -54,33 +51,38 @@ export function useCreateOperations({
       return
     }
 
+    const total = files.length
+    let uploaded = 0
+    let failed = 0
+
+    storeApi.getState().setUploadStatus('uploading')
+    storeApi.getState().setUploadProgress({ uploaded: 0, total, failed: 0 })
+
     try {
       await Promise.all(
-        files.map(file =>
-          uploadFile.mutateAsync({
-            appId,
-            file,
-            parentId,
-          }),
-        ),
+        files.map(async (file) => {
+          try {
+            await uploadFile.mutateAsync({ appId, file, parentId })
+            uploaded++
+          }
+          catch {
+            failed++
+          }
+          storeApi.getState().setUploadProgress({ uploaded, total, failed })
+        }),
       )
 
-      Toast.notify({
-        type: 'success',
-        message: t('skillSidebar.menu.filesUploaded', { count: files.length }),
-      })
+      storeApi.getState().setUploadStatus(failed > 0 ? 'partial_error' : 'success')
+      storeApi.getState().setUploadProgress({ uploaded, total, failed })
     }
     catch {
-      Toast.notify({
-        type: 'error',
-        message: t('skillSidebar.menu.uploadError'),
-      })
+      storeApi.getState().setUploadStatus('partial_error')
     }
     finally {
       e.target.value = ''
       onClose()
     }
-  }, [appId, uploadFile, onClose, parentId, t])
+  }, [appId, uploadFile, onClose, parentId, storeApi])
 
   const handleFolderChange = useCallback(async (e: React.ChangeEvent<HTMLInputElement>) => {
     const files = Array.from(e.target.files || [])
@@ -89,6 +91,9 @@ export function useCreateOperations({
       return
     }
 
+    storeApi.getState().setUploadStatus('uploading')
+    storeApi.getState().setUploadProgress({ uploaded: 0, total: files.length, failed: 0 })
+
     try {
       const fileMap = new Map<string, File>()
       const tree: BatchUploadNodeInput[] = []
@@ -135,24 +140,22 @@ export function useCreateOperations({
         tree,
         files: fileMap,
         parentId,
+        onProgress: (uploaded, total) => {
+          storeApi.getState().setUploadProgress({ uploaded, total, failed: 0 })
+        },
       })
 
-      Toast.notify({
-        type: 'success',
-        message: t('skillSidebar.menu.folderUploaded'),
-      })
+      storeApi.getState().setUploadStatus('success')
+      storeApi.getState().setUploadProgress({ uploaded: files.length, total: files.length, failed: 0 })
     }
     catch {
-      Toast.notify({
-        type: 'error',
-        message: t('skillSidebar.menu.uploadError'),
-      })
+      storeApi.getState().setUploadStatus('partial_error')
     }
     finally {
       e.target.value = ''
       onClose()
     }
-  }, [appId, batchUpload, onClose, t])
+  }, [appId, batchUpload, onClose, parentId, storeApi])
 
   return {
     fileInputRef,
diff --git a/web/app/components/workflow/store/workflow/skill-editor/index.ts b/web/app/components/workflow/store/workflow/skill-editor/index.ts
index 5a4d398319..087504c088 100644
--- a/web/app/components/workflow/store/workflow/skill-editor/index.ts
+++ b/web/app/components/workflow/store/workflow/skill-editor/index.ts
@@ -7,6 +7,7 @@ import { createFileOperationsMenuSlice } from './file-operations-menu-slice'
 import { createFileTreeSlice } from './file-tree-slice'
 import { createMetadataSlice } from './metadata-slice'
 import { createTabSlice } from './tab-slice'
+import { createUploadSlice } from './upload-slice'
 
 export type { ClipboardSliceShape } from './clipboard-slice'
 export type { DirtySliceShape } from './dirty-slice'
@@ -15,6 +16,7 @@ export type { FileTreeSliceShape } from './file-tree-slice'
 export type { MetadataSliceShape } from './metadata-slice'
 export type { OpenTabOptions, TabSliceShape } from './tab-slice'
 export type { SkillEditorSliceShape } from './types'
+export type { UploadSliceShape } from './upload-slice'
 
 export const createSkillEditorSlice: StateCreator<SkillEditorSliceShape> = (...args) => ({
   ...createTabSlice(...args),
@@ -23,6 +25,7 @@ export const createSkillEditorSlice: StateCreator<SkillEditorSliceShape> = (...a
   ...createDirtySlice(...args),
   ...createMetadataSlice(...args),
   ...createFileOperationsMenuSlice(...args),
+  ...createUploadSlice(...args),
 
   resetSkillEditor: () => {
     const [set] = args
@@ -40,6 +43,8 @@ export const createSkillEditorSlice: StateCreator<SkillEditorSliceShape> = (...a
       dirtyMetadataIds: new Set<string>(),
       contextMenu: null,
       fileTreeSearchTerm: '',
+      uploadStatus: 'idle',
+      uploadProgress: { uploaded: 0, total: 0, failed: 0 },
     })
   },
 })
diff --git a/web/app/components/workflow/store/workflow/skill-editor/types.ts b/web/app/components/workflow/store/workflow/skill-editor/types.ts
index b706da8dba..5b0ac8ab60 100644
--- a/web/app/components/workflow/store/workflow/skill-editor/types.ts
+++ b/web/app/components/workflow/store/workflow/skill-editor/types.ts
@@ -96,6 +96,22 @@ export type FileOperationsMenuSliceShape = {
   setContextMenu: (menu: ContextMenuState | null) => void
 }
 
+export type UploadStatus = 'idle' | 'uploading' | 'success' | 'partial_error'
+
+export type UploadProgress = {
+  uploaded: number
+  total: number
+  failed: number
+}
+
+export type UploadSliceShape = {
+  uploadStatus: UploadStatus
+  uploadProgress: UploadProgress
+  setUploadStatus: (status: UploadStatus) => void
+  setUploadProgress: (progress: UploadProgress) => void
+  resetUpload: () => void
+}
+
 export type SkillEditorSliceShape
   = TabSliceShape
     & FileTreeSliceShape
@@ -103,6 +119,7 @@ export type SkillEditorSliceShape
     & DirtySliceShape
     & MetadataSliceShape
     & FileOperationsMenuSliceShape
+    & UploadSliceShape
     & {
       resetSkillEditor: () => void
     }
diff --git a/web/app/components/workflow/store/workflow/skill-editor/upload-slice.ts b/web/app/components/workflow/store/workflow/skill-editor/upload-slice.ts
new file mode 100644
index 0000000000..aee36644d8
--- /dev/null
+++ b/web/app/components/workflow/store/workflow/skill-editor/upload-slice.ts
@@ -0,0 +1,20 @@
+import type { StateCreator } from 'zustand'
+import type { SkillEditorSliceShape, UploadSliceShape } from './types'
+
+export type { UploadSliceShape } from './types'
+
+export const createUploadSlice: StateCreator<
+  SkillEditorSliceShape,
+  [],
+  [],
+  UploadSliceShape
+> = set => ({
+  uploadStatus: 'idle',
+  uploadProgress: { uploaded: 0, total: 0, failed: 0 },
+  setUploadStatus: status => set({ uploadStatus: status }),
+  setUploadProgress: progress => set({ uploadProgress: progress }),
+  resetUpload: () => set({
+    uploadStatus: 'idle',
+    uploadProgress: { uploaded: 0, total: 0, failed: 0 },
+  }),
+})
diff --git a/web/i18n/en-US/workflow.json b/web/i18n/en-US/workflow.json
index 9e0303d36a..b394ce3ade 100644
--- a/web/i18n/en-US/workflow.json
+++ b/web/i18n/en-US/workflow.json
@@ -1141,7 +1141,12 @@
   "skillSidebar.unsavedChanges.confirmClose": "Discard",
   "skillSidebar.unsavedChanges.content": "You have unsaved changes. Do you want to discard them?",
   "skillSidebar.unsavedChanges.title": "Unsaved changes",
+  "skillSidebar.uploadPartialError": "Some uploads failed",
+  "skillSidebar.uploadPartialErrorDetail": "{{failed}} of {{total}} uploads failed.",
+  "skillSidebar.uploadSuccess": "Upload successful",
+  "skillSidebar.uploadSuccessDetail": "{{uploaded}} of {{total}} uploads complete",
   "skillSidebar.uploading": "Uploading…",
+  "skillSidebar.uploadingItems": "Uploading {{uploaded}} of {{total}} items",
   "subGraphModal.canvasPlaceholder": "Click to configure the internal structure",
   "subGraphModal.defaultValueHint": "Returns the value below",
   "subGraphModal.internalStructure": "Internal structure",
diff --git a/web/i18n/zh-Hans/workflow.json b/web/i18n/zh-Hans/workflow.json
index 5e39eb1704..353077bbcb 100644
--- a/web/i18n/zh-Hans/workflow.json
+++ b/web/i18n/zh-Hans/workflow.json
@@ -1131,7 +1131,12 @@
   "skillSidebar.unsavedChanges.confirmClose": "放弃",
   "skillSidebar.unsavedChanges.content": "您有未保存的更改，是否放弃？",
   "skillSidebar.unsavedChanges.title": "未保存的更改",
+  "skillSidebar.uploadPartialError": "部分上传失败",
+  "skillSidebar.uploadPartialErrorDetail": "{{total}} 个文件中有 {{failed}} 个上传失败。",
+  "skillSidebar.uploadSuccess": "上传成功",
+  "skillSidebar.uploadSuccessDetail": "{{total}} 个文件中已完成 {{uploaded}} 个",
   "skillSidebar.uploading": "上传中…",
+  "skillSidebar.uploadingItems": "正在上传 {{total}} 个项目中的第 {{uploaded}} 个",
   "subGraphModal.canvasPlaceholder": "点击配置内部结构",
   "subGraphModal.defaultValueHint": "返回以下值",
   "subGraphModal.internalStructure": "内部结构",