diff --git a/app/components/AppShell.vue b/app/components/AppShell.vue
index 155c33b..f593412 100644
--- a/app/components/AppShell.vue
+++ b/app/components/AppShell.vue
@@ -1,5 +1,4 @@
 <script setup lang="ts">
-import { request, unwrapApiBody, type ApiResponse } from '../utils/http/factory'
 import { useAuthSession } from '../composables/useAuthSession'
 
 withDefaults(
@@ -12,6 +11,7 @@ withDefaults(
 
 const route = useRoute()
 const { loggedIn, user, refresh, clear, pending } = useAuthSession()
+const { fetchData } = useClientApi()
 const { allowRegister, siteName } = useGlobalConfig()
 
 const logoutLoading = ref(false)
@@ -91,7 +91,7 @@ const accountMenuItems = computed(() => {
 async function logout() {
   logoutLoading.value = true
   try {
-    unwrapApiBody(await request<ApiResponse<{ success: boolean }>>('/api/auth/logout', { method: 'POST' }))
+    await fetchData<{ success: boolean }>('/api/auth/logout', { method: 'POST' })
     clear()
     await navigateTo('/login')
   } finally {
diff --git a/app/components/PostBodyMarkdownEditor.vue b/app/components/PostBodyMarkdownEditor.vue
index b55cf0a..8c8377f 100644
--- a/app/components/PostBodyMarkdownEditor.vue
+++ b/app/components/PostBodyMarkdownEditor.vue
@@ -1,7 +1,6 @@
 <script setup lang="ts">
 import { MdEditor } from 'md-editor-v3'
 import 'md-editor-v3/lib/style.css'
-import { request, unwrapApiBody, type ApiResponse } from '~/utils/http/factory'
 
 const props = defineProps<{
   modelValue: string
@@ -11,7 +10,7 @@ const emit = defineEmits<{
   'update:modelValue': [string]
 }>()
 
-const toast = useToast()
+const { fetchData } = useClientApi()
 const editorId = `post-body-md-${useId()}`
 
 const local = computed({
@@ -19,40 +18,18 @@ const local = computed({
   set: (v: string) => emit('update:modelValue', v),
 })
 
-function extractUploadError(e: unknown): string {
-  if (e && typeof e === 'object') {
-    const fe = e as {
-      statusMessage?: string
-      message?: string
-      data?: { message?: string }
-    }
-    if (typeof fe.statusMessage === 'string' && fe.statusMessage.length) {
-      return fe.statusMessage
-    }
-    if (typeof fe.data?.message === 'string' && fe.data.message.length) {
-      return fe.data.message
-    }
-    if (typeof fe.message === 'string' && fe.message.length) {
-      return fe.message
-    }
-  }
-  return '图片上传失败'
-}
-
 async function onUploadImg(files: File[], callback: (urls: string[]) => void) {
   const form = new FormData()
   for (const f of files) {
     form.append('file', f)
   }
   try {
-    const res = await request<ApiResponse<{ files: { url: string }[] }>>('/api/file/upload', {
+    const { files: uploaded } = await fetchData<{ files: { url: string }[] }>('/api/file/upload', {
       method: 'POST',
       body: form,
     })
-    const { files: uploaded } = unwrapApiBody(res)
     callback(uploaded.map((x) => x.url))
-  } catch (e: unknown) {
-    toast.add({ title: extractUploadError(e), color: 'error' })
+  } catch {
     callback([])
   }
 }
diff --git a/app/components/PostComments.vue b/app/components/PostComments.vue
index 443af9a..e056f45 100644
--- a/app/components/PostComments.vue
+++ b/app/components/PostComments.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { unwrapApiBody, request, type ApiResponse } from '~/utils/http/factory'
+import { unwrapApiBody, type ApiResponse } from '~/utils/http/factory'
 import { useAuthSession } from '~/composables/useAuthSession'
 
 type CommentNode = {
@@ -29,6 +29,7 @@ const props = defineProps<{
 }>()
 
 const { loggedIn, refresh: refreshAuthSession } = useAuthSession()
+const { fetchData } = useClientApi()
 const toast = useToast()
 
 onMounted(() => {
@@ -95,44 +96,17 @@ function authorLine(node: CommentNode): string {
   return '访客'
 }
 
-function extractErrorMessage(e: unknown): string {
-  if (e && typeof e === 'object') {
-    const fe = e as {
-      statusMessage?: string
-      message?: string
-      data?: { message?: string }
-    }
-    if (typeof fe.statusMessage === 'string' && fe.statusMessage.length) {
-      return fe.statusMessage
-    }
-    if (typeof fe.data?.message === 'string' && fe.data.message.length) {
-      return fe.data.message
-    }
-    if (typeof fe.message === 'string' && fe.message.length) {
-      return fe.message
-    }
-  }
-  if (e instanceof Error) {
-    return e.message
-  }
-  return '操作失败'
-}
-
 async function deleteComment(node: CommentNode) {
   const postId = data.value?.postId
   if (postId == null) {
     return
   }
   try {
-    const res = await request<ApiResponse<{ ok: boolean }>>(
-      `/api/me/posts/${postId}/comments/${node.id}`,
-      { method: 'DELETE' },
-    )
-    unwrapApiBody(res)
+    await fetchData(`/api/me/posts/${postId}/comments/${node.id}`, { method: 'DELETE' })
     await refreshComments()
   }
-  catch (e: unknown) {
-    toast.add({ title: extractErrorMessage(e), color: 'error' })
+  catch {
+    /* fetchData 已 toast */
   }
 }
 
@@ -164,29 +138,18 @@ async function submitComment() {
       ...(loggedIn.value ? {} : { guestDisplayName: guestName.value.trim() }),
     }
 
-    if (loggedIn.value) {
-      const res = await request<ApiResponse<{ id: number }>>(`${base}/comments`, {
-        method: 'POST',
-        body: payload,
-      })
-      unwrapApiBody(res)
-    }
-    else {
-      const res = await $fetch<ApiResponse<{ id: number }>>(`${base}/comments`, {
-        method: 'POST',
-        body: payload,
-        credentials: 'include',
-      })
-      unwrapApiBody(res)
-    }
+    await fetchData<{ id: number }>(`${base}/comments`, {
+      method: 'POST',
+      body: payload,
+    })
 
     draftBody.value = ''
     guestName.value = ''
     replyToId.value = null
     await refreshComments()
   }
-  catch (e: unknown) {
-    toast.add({ title: extractErrorMessage(e), color: 'error' })
+  catch {
+    /* fetchData 已 toast */
   }
   finally {
     submitting.value = false
diff --git a/app/pages/index/index.vue b/app/pages/index/index.vue
index 8415acc..be2f7b9 100644
--- a/app/pages/index/index.vue
+++ b/app/pages/index/index.vue
@@ -1,8 +1,8 @@
 <script setup lang="ts">
-import { request, unwrapApiBody, type ApiResponse } from '../../utils/http/factory'
 import { useAuthSession } from '../../composables/useAuthSession'
 
 const { loggedIn, user, clear } = useAuthSession()
+const { fetchData } = useClientApi()
 const { allowRegister, siteName } = useGlobalConfig()
 
 const logoutLoading = ref(false)
@@ -37,7 +37,7 @@ const features = [
 async function logout() {
   logoutLoading.value = true
   try {
-    unwrapApiBody(await request<ApiResponse<{ success: boolean }>>('/api/auth/logout', { method: 'POST' }))
+    await fetchData<{ success: boolean }>('/api/auth/logout', { method: 'POST' })
     clear()
     await navigateTo('/login')
   } finally {
diff --git a/app/pages/me/admin/config/index.vue b/app/pages/me/admin/config/index.vue
index 647be0a..bf977c0 100644
--- a/app/pages/me/admin/config/index.vue
+++ b/app/pages/me/admin/config/index.vue
@@ -1,5 +1,4 @@
 <script setup lang="ts">
-import { request, unwrapApiBody, type ApiResponse } from '../../../../utils/http/factory'
 import { useAuthSession } from '../../../../composables/useAuthSession'
 
 definePageMeta({ title: '应用配置' })
@@ -14,6 +13,7 @@ type GlobalConfigPayload = {
 }
 
 const { user, refresh } = useAuthSession()
+const { fetchData } = useClientApi()
 const { refresh: refreshGlobalConfig } = useGlobalConfig()
 
 const loading = ref(true)
@@ -33,8 +33,7 @@ async function ensureAdmin() {
 async function load() {
   loading.value = true
   try {
-    const res = await request<ApiResponse<GlobalConfigPayload>>('/api/config/global')
-    const cfg = unwrapApiBody(res).config
+    const { config: cfg } = await fetchData<GlobalConfigPayload>('/api/config/global')
     siteName.value = cfg.siteName
     allowRegister.value = cfg.allowRegister
     mediaOrphanAutoSweepEnabled.value = cfg.mediaOrphanAutoSweepEnabled
@@ -50,7 +49,7 @@ onMounted(async () => {
 })
 
 async function putKey(key: string, value: unknown) {
-  await request('/api/config/global', {
+  await fetchData('/api/config/global', {
     method: 'PUT',
     body: { key, value },
   })
diff --git a/app/pages/me/admin/media-storage.vue b/app/pages/me/admin/media-storage.vue
index 0f2b4d2..6129047 100644
--- a/app/pages/me/admin/media-storage.vue
+++ b/app/pages/me/admin/media-storage.vue
@@ -1,5 +1,4 @@
 <script setup lang="ts">
-import { request, unwrapApiBody, type ApiResponse } from '../../../utils/http/factory'
 import { useAuthSession } from '../../../composables/useAuthSession'
 
 definePageMeta({ title: '媒体存储校验' })
@@ -14,6 +13,7 @@ type AuditReport = {
 }
 
 const { user, refresh } = useAuthSession()
+const { fetchData } = useClientApi()
 const toast = useToast()
 
 const loading = ref(false)
@@ -28,30 +28,11 @@ async function ensureAdmin() {
   }
 }
 
-function extractError(e: unknown): string {
-  if (e && typeof e === 'object') {
-    const fe = e as { statusMessage?: string; message?: string; data?: { message?: string } }
-    if (typeof fe.statusMessage === 'string' && fe.statusMessage.length) {
-      return fe.statusMessage
-    }
-    if (typeof fe.data?.message === 'string' && fe.data.message.length) {
-      return fe.data.message
-    }
-    if (typeof fe.message === 'string' && fe.message.length) {
-      return fe.message
-    }
-  }
-  return '操作失败'
-}
-
 async function runAudit() {
   loading.value = true
   try {
-    const res = await request<ApiResponse<AuditReport>>('/api/admin/media/storage-audit')
-    report.value = unwrapApiBody(res)
+    report.value = await fetchData<AuditReport>('/api/admin/media/storage-audit')
     toast.add({ title: '校验完成', color: 'success' })
-  } catch (e: unknown) {
-    toast.add({ title: extractError(e), color: 'error' })
   } finally {
     loading.value = false
   }
@@ -60,16 +41,13 @@ async function runAudit() {
 async function runCleanup() {
   cleaning.value = true
   try {
-    const res = await request<ApiResponse<{ removed: number; removedIds: number[] }>>(
+    const { removed } = await fetchData<{ removed: number; removedIds: number[] }>(
       '/api/admin/media/storage-audit-cleanup',
       { method: 'POST', body: {} },
     )
-    const { removed } = unwrapApiBody(res)
     toast.add({ title: `已移除 ${removed} 条失效记录（无引用且磁盘无文件）`, color: 'success' })
     cleanupOpen.value = false
     await runAudit()
-  } catch (e: unknown) {
-    toast.add({ title: extractError(e), color: 'error' })
   } finally {
     cleaning.value = false
   }
diff --git a/app/pages/me/admin/users/index.vue b/app/pages/me/admin/users/index.vue
index 1fbe3d8..6c42939 100644
--- a/app/pages/me/admin/users/index.vue
+++ b/app/pages/me/admin/users/index.vue
@@ -1,11 +1,11 @@
 <script setup lang="ts">
-import { request, unwrapApiBody, type ApiResponse } from '../../../../utils/http/factory'
 import { useAuthSession } from '../../../../composables/useAuthSession'
 import { buildPublicProfileAbsoluteUrl } from '../../../../utils/public-profile-url'
 
 definePageMeta({ title: '用户管理' })
 
 const { user, refresh } = useAuthSession()
+const { fetchData } = useClientApi()
 const toast = useToast()
 
 const rows = ref<
@@ -44,8 +44,8 @@ async function ensureAdmin() {
 async function load() {
   loading.value = true
   try {
-    const res = await request<ApiResponse<{ users: typeof rows.value }>>('/api/admin/users')
-    rows.value = unwrapApiBody(res).users
+    const { users } = await fetchData<{ users: typeof rows.value }>('/api/admin/users')
+    rows.value = users
   } finally {
     loading.value = false
   }
@@ -59,7 +59,7 @@ onMounted(async () => {
 async function createUser() {
   creating.value = true
   try {
-    await request('/api/admin/users', {
+    await fetchData('/api/admin/users', {
       method: 'POST',
       body: {
         username: form.username,
@@ -77,7 +77,7 @@ async function createUser() {
 }
 
 async function setStatus(id: number, status: 'active' | 'disabled') {
-  await request(`/api/admin/users/${id}`, { method: 'PATCH', body: { status } })
+  await fetchData(`/api/admin/users/${id}`, { method: 'PATCH', body: { status } })
   await load()
 }
 </script>
diff --git a/app/pages/me/index.vue b/app/pages/me/index.vue
index 34a8d01..54b4a09 100644
--- a/app/pages/me/index.vue
+++ b/app/pages/me/index.vue
@@ -1,5 +1,4 @@
 <script setup lang="ts">
-import { request, unwrapApiBody, type ApiResponse } from '../../utils/http/factory'
 import { useAuthSession } from '../../composables/useAuthSession'
 
 definePageMeta({
@@ -7,6 +6,7 @@ definePageMeta({
 })
 
 const { user } = useAuthSession()
+const { fetchData } = useClientApi()
 
 type ProfilePayload = {
   profile: { publicSlug: string | null }
@@ -16,8 +16,8 @@ const publicSlug = ref<string | null>(null)
 
 onMounted(async () => {
   try {
-    const res = await request<ApiResponse<ProfilePayload>>('/api/me/profile')
-    publicSlug.value = unwrapApiBody(res).profile.publicSlug
+    const { profile } = await fetchData<ProfilePayload>('/api/me/profile')
+    publicSlug.value = profile.publicSlug
   } catch {
     publicSlug.value = null
   }
diff --git a/app/pages/me/media/orphans.vue b/app/pages/me/media/orphans.vue
index 8e311d3..152ed6c 100644
--- a/app/pages/me/media/orphans.vue
+++ b/app/pages/me/media/orphans.vue
@@ -1,5 +1,4 @@
 <script setup lang="ts">
-import { request, unwrapApiBody, type ApiResponse } from '../../../utils/http/factory'
 import { useAuthSession } from '../../../composables/useAuthSession'
 
 definePageMeta({ title: '图片孤儿审查' })
@@ -20,6 +19,7 @@ type OrphanItem = {
 type Filter = 'all' | 'deletable' | 'cooling'
 
 const toast = useToast()
+const { fetchData } = useClientApi()
 const { refresh: refreshAuth } = useAuthSession()
 
 const filter = ref<Filter>('all')
@@ -57,26 +57,6 @@ const confirmDescription = computed(() => {
   return n === 1 ? '确定删除该图片？此操作不可恢复。' : `确定删除选中的 ${n} 张图片？此操作不可恢复。`
 })
 
-function extractError(e: unknown): string {
-  if (e && typeof e === 'object') {
-    const fe = e as {
-      statusMessage?: string
-      message?: string
-      data?: { message?: string }
-    }
-    if (typeof fe.statusMessage === 'string' && fe.statusMessage.length) {
-      return fe.statusMessage
-    }
-    if (typeof fe.data?.message === 'string' && fe.data.message.length) {
-      return fe.data.message
-    }
-    if (typeof fe.message === 'string' && fe.message.length) {
-      return fe.message
-    }
-  }
-  return '操作失败'
-}
-
 function formatBytes(n: number): string {
   if (n < 1024) {
     return `${n} B`
@@ -103,16 +83,13 @@ async function load() {
       page: String(page.value),
       pageSize: String(pageSize.value),
     })
-    const res = await request<ApiResponse<{ items: OrphanItem[]; total: number }>>(
+    const body = await fetchData<{ items: OrphanItem[]; total: number }>(
       `/api/me/media/orphans?${q.toString()}`,
     )
-    const body = unwrapApiBody(res)
     items.value = body.items
     total.value = body.total
     const allowed = new Set(body.items.filter((i) => i.state === 'deletable').map((i) => i.id))
     selectedIds.value = new Set([...selectedIds.value].filter((id) => allowed.has(id)))
-  } catch (e: unknown) {
-    toast.add({ title: extractError(e), color: 'error' })
   } finally {
     loading.value = false
   }
@@ -170,17 +147,14 @@ function openConfirm(ids: number[]) {
 async function executeDelete() {
   deleting.value = true
   try {
-    const res = await request<ApiResponse<{ deleted: number }>>('/api/me/media/orphans-delete', {
+    const { deleted } = await fetchData<{ deleted: number }>('/api/me/media/orphans-delete', {
       method: 'POST',
       body: { ids: confirmIds.value },
     })
-    const { deleted } = unwrapApiBody(res)
     toast.add({ title: `已删除 ${deleted} 项`, color: 'success' })
     confirmOpen.value = false
     selectedIds.value = new Set()
     await load()
-  } catch (e: unknown) {
-    toast.add({ title: extractError(e), color: 'error' })
   } finally {
     deleting.value = false
   }
diff --git a/app/pages/me/posts/[id].vue b/app/pages/me/posts/[id].vue
index 24f8874..0cec2dc 100644
--- a/app/pages/me/posts/[id].vue
+++ b/app/pages/me/posts/[id].vue
@@ -1,5 +1,4 @@
 <script setup lang="ts">
-import { request, unwrapApiBody, type ApiResponse } from '../../../utils/http/factory'
 import { useAuthSession } from '../../../composables/useAuthSession'
 
 definePageMeta({ title: '编辑文章' })
@@ -7,6 +6,7 @@ definePageMeta({ title: '编辑文章' })
 const route = useRoute()
 const id = computed(() => route.params.id as string)
 const { user, refresh: refreshAuth } = useAuthSession()
+const { fetchData } = useClientApi()
 
 const state = reactive({
   title: '',
@@ -30,8 +30,7 @@ const publicPostHref = computed(() => {
 async function load() {
   loading.value = true
   try {
-    const res = await request<ApiResponse<{ post: typeof state }>>(`/api/me/posts/${id.value}`)
-    const p = unwrapApiBody(res).post
+    const { post: p } = await fetchData<{ post: typeof state }>(`/api/me/posts/${id.value}`)
     Object.assign(state, {
       title: p.title,
       slug: p.slug,
@@ -57,7 +56,7 @@ watch(id, () => {
 async function save() {
   saving.value = true
   try {
-    await request(`/api/me/posts/${id.value}`, {
+    await fetchData(`/api/me/posts/${id.value}`, {
       method: 'PUT',
       body: {
         title: state.title,
@@ -74,7 +73,7 @@ async function save() {
 }
 
 async function remove() {
-  await request(`/api/me/posts/${id.value}`, { method: 'DELETE' })
+  await fetchData(`/api/me/posts/${id.value}`, { method: 'DELETE' })
   await navigateTo('/me/posts')
 }
 
diff --git a/app/pages/me/posts/index.vue b/app/pages/me/posts/index.vue
index 51dbca1..5b60da8 100644
--- a/app/pages/me/posts/index.vue
+++ b/app/pages/me/posts/index.vue
@@ -1,5 +1,4 @@
 <script setup lang="ts">
-import { request, unwrapApiBody, type ApiResponse } from '../../../utils/http/factory'
 import { useAuthSession } from '../../../composables/useAuthSession'
 
 definePageMeta({ title: '文章' })
@@ -9,12 +8,13 @@ type Row = { id: number; title: string; slug: string; visibility: string }
 const posts = ref<Row[]>([])
 const loading = ref(true)
 const { user, refresh: refreshAuth } = useAuthSession()
+const { fetchData } = useClientApi()
 
 async function load() {
   loading.value = true
   try {
-    const res = await request<ApiResponse<{ posts: Row[] }>>('/api/me/posts')
-    posts.value = unwrapApiBody(res).posts
+    const { posts: list } = await fetchData<{ posts: Row[] }>('/api/me/posts')
+    posts.value = list
   } finally {
     loading.value = false
   }
diff --git a/app/pages/me/posts/new.vue b/app/pages/me/posts/new.vue
index f9a3e19..4a653eb 100644
--- a/app/pages/me/posts/new.vue
+++ b/app/pages/me/posts/new.vue
@@ -1,8 +1,8 @@
 <script setup lang="ts">
-import { request, unwrapApiBody, type ApiResponse } from '../../../utils/http/factory'
-
 definePageMeta({ title: '新建文章' })
 
+const { fetchData } = useClientApi()
+
 const state = reactive({
   title: '',
   slug: '',
@@ -15,7 +15,7 @@ const loading = ref(false)
 async function submit() {
   loading.value = true
   try {
-    const res = await request<ApiResponse<{ post: { id: number } }>>('/api/me/posts', {
+    const { post } = await fetchData<{ post: { id: number } }>('/api/me/posts', {
       method: 'POST',
       body: {
         title: state.title,
@@ -25,7 +25,7 @@ async function submit() {
         visibility: state.visibility,
       },
     })
-    const id = unwrapApiBody(res).post.id
+    const id = post.id
     await navigateTo(`/me/posts/${id}`)
   } finally {
     loading.value = false
diff --git a/app/pages/me/profile/index.vue b/app/pages/me/profile/index.vue
index 3b75a0c..978c0f0 100644
--- a/app/pages/me/profile/index.vue
+++ b/app/pages/me/profile/index.vue
@@ -1,10 +1,10 @@
 <script setup lang="ts">
 import { useAuthSession } from '../../../composables/useAuthSession'
-import { request, unwrapApiBody, type ApiResponse } from '../../../utils/http/factory'
 
 definePageMeta({ title: '资料' })
 
 const { refresh: refreshAuthSession } = useAuthSession()
+const { fetchData, getApiErrorMessage } = useClientApi()
 
 type ProfileGet = {
   profile: {
@@ -62,11 +62,11 @@ async function onAvatarFileChange(ev: Event) {
   try {
     const form = new FormData()
     form.append('file', file)
-    const res = await request<ApiResponse<{ files: { url: string }[] }>>('/api/file/upload', {
+    const { files } = await fetchData<{ files: { url: string }[] }>('/api/file/upload', {
       method: 'POST',
       body: form,
+      notify: false,
     })
-    const { files } = unwrapApiBody(res)
     const url = files[0]?.url
     if (!url) {
       message.value = '上传未返回地址'
@@ -75,10 +75,7 @@ async function onAvatarFileChange(ev: Event) {
     state.avatar = url
     message.value = '头像已上传，请点击下方「保存」写入资料'
   } catch (e: unknown) {
-    message.value =
-      typeof e === 'object' && e !== null && 'statusMessage' in e
-        ? String((e as { statusMessage: string }).statusMessage)
-        : '头像上传失败'
+    message.value = getApiErrorMessage(e)
   } finally {
     uploadingAvatar.value = false
   }
@@ -96,11 +93,11 @@ async function onHeaderIconFileChange(ev: Event) {
   try {
     const form = new FormData()
     form.append('file', file)
-    const res = await request<ApiResponse<{ files: { url: string }[] }>>('/api/file/upload', {
+    const { files } = await fetchData<{ files: { url: string }[] }>('/api/file/upload', {
       method: 'POST',
       body: form,
+      notify: false,
     })
-    const { files } = unwrapApiBody(res)
     const url = files[0]?.url
     if (!url) {
       message.value = '上传未返回地址'
@@ -109,10 +106,7 @@ async function onHeaderIconFileChange(ev: Event) {
     state.publicHomeHeaderIconUrl = url
     message.value = '顶栏图标已上传，请点击下方「保存」写入'
   } catch (e: unknown) {
-    message.value =
-      typeof e === 'object' && e !== null && 'statusMessage' in e
-        ? String((e as { statusMessage: string }).statusMessage)
-        : '顶栏图标上传失败'
+    message.value = getApiErrorMessage(e)
   } finally {
     uploadingHeaderIcon.value = false
   }
@@ -121,12 +115,12 @@ async function onHeaderIconFileChange(ev: Event) {
 async function load() {
   loading.value = true
   try {
-    const [profileRes, meCfgRes] = await Promise.all([
-      request<ApiResponse<ProfileGet>>('/api/me/profile'),
-      request<ApiResponse<MeConfigGet>>('/api/config/me'),
+    const [profilePayload, meCfgPayload] = await Promise.all([
+      fetchData<ProfileGet>('/api/me/profile'),
+      fetchData<MeConfigGet>('/api/config/me'),
     ])
-    const p = unwrapApiBody(profileRes).profile
-    const cfg = unwrapApiBody(meCfgRes).config
+    const p = profilePayload.profile
+    const cfg = meCfgPayload.config
     state.nickname = p.nickname ?? ''
     state.avatar = p.avatar ?? ''
     state.avatarVisibility = p.avatarVisibility
@@ -155,8 +149,9 @@ async function save() {
       message.value = '社交链接 JSON 无效'
       return
     }
-    await request('/api/me/profile', {
+    await fetchData('/api/me/profile', {
       method: 'PUT',
+      notify: false,
       body: {
         nickname: state.nickname || null,
         avatar: state.avatar || null,
@@ -168,12 +163,14 @@ async function save() {
       },
     })
     await Promise.all([
-      request('/api/config/me', {
+      fetchData('/api/config/me', {
         method: 'PUT',
+        notify: false,
         body: { key: 'publicHomeHeaderTitle', value: state.publicHomeHeaderTitle },
       }),
-      request('/api/config/me', {
+      fetchData('/api/config/me', {
         method: 'PUT',
+        notify: false,
         body: { key: 'publicHomeHeaderIconUrl', value: state.publicHomeHeaderIconUrl },
       }),
     ])
@@ -185,10 +182,7 @@ async function save() {
     }
     await load()
   } catch (e: unknown) {
-    message.value =
-      typeof e === 'object' && e !== null && 'statusMessage' in e
-        ? String((e as { statusMessage: string }).statusMessage)
-        : '保存失败'
+    message.value = getApiErrorMessage(e)
   } finally {
     saving.value = false
   }
diff --git a/app/pages/me/rss/index.vue b/app/pages/me/rss/index.vue
index fa7e095..2d5b82b 100644
--- a/app/pages/me/rss/index.vue
+++ b/app/pages/me/rss/index.vue
@@ -1,6 +1,4 @@
 <script setup lang="ts">
-import { request, unwrapApiBody, type ApiResponse } from '../../../utils/http/factory'
-
 definePageMeta({ title: 'RSS' })
 
 type Feed = { id: number; feedUrl: string; title: string | null; lastError: string | null }
@@ -22,6 +20,7 @@ const copiedItemId = ref<number | null>(null)
 let copyResetTimer: ReturnType<typeof setTimeout> | undefined
 
 const { user, refresh } = useAuthSession()
+const { fetchData } = useClientApi()
 
 const filteredItems = computed(() => {
   if (selectedFeedId.value === null) {
@@ -57,11 +56,11 @@ async function load() {
   loading.value = true
   try {
     const [f, i] = await Promise.all([
-      request<ApiResponse<{ feeds: Feed[] }>>('/api/me/rss/feeds'),
-      request<ApiResponse<{ items: Item[] }>>('/api/me/rss/items'),
+      fetchData<{ feeds: Feed[] }>('/api/me/rss/feeds'),
+      fetchData<{ items: Item[] }>('/api/me/rss/items'),
     ])
-    feeds.value = unwrapApiBody(f).feeds
-    items.value = unwrapApiBody(i).items
+    feeds.value = f.feeds
+    items.value = i.items
     if (selectedFeedId.value !== null && !feeds.value.some((x) => x.id === selectedFeedId.value)) {
       selectedFeedId.value = null
     }
@@ -75,18 +74,18 @@ onMounted(async () => {
 })
 
 async function addFeed() {
-  await request('/api/me/rss/feeds', { method: 'POST', body: { feedUrl: feedUrl.value } })
+  await fetchData('/api/me/rss/feeds', { method: 'POST', body: { feedUrl: feedUrl.value } })
   feedUrl.value = ''
   await load()
 }
 
 async function syncAll() {
-  await request('/api/me/rss/sync', { method: 'POST', body: {} })
+  await fetchData('/api/me/rss/sync', { method: 'POST', body: {} })
   await load()
 }
 
 async function removeFeed(id: number) {
-  await request(`/api/me/rss/feeds/${id}`, { method: 'DELETE' })
+  await fetchData(`/api/me/rss/feeds/${id}`, { method: 'DELETE' })
   if (selectedFeedId.value === id) {
     selectedFeedId.value = null
   }
@@ -94,7 +93,7 @@ async function removeFeed(id: number) {
 }
 
 async function setItemVis(id: number, visibility: string) {
-  await request(`/api/me/rss/items/${id}`, { method: 'PATCH', body: { visibility } })
+  await fetchData(`/api/me/rss/items/${id}`, { method: 'PATCH', body: { visibility } })
   await load()
 }
 
diff --git a/app/pages/me/timeline/index.vue b/app/pages/me/timeline/index.vue
index 80cc471..d3008f0 100644
--- a/app/pages/me/timeline/index.vue
+++ b/app/pages/me/timeline/index.vue
@@ -1,6 +1,5 @@
 <script setup lang="ts">
 import { useAuthSession } from '../../../composables/useAuthSession'
-import { request, unwrapApiBody, type ApiResponse } from '../../../utils/http/factory'
 import {
   formatOccurredOnDisplay,
   occurredOnToIsoAttr,
@@ -61,6 +60,8 @@ const visibilitySelectItems = [
   { label: '仅链接（凭分享链接访问）', value: 'unlisted' },
 ] as const
 
+const { fetchData } = useClientApi()
+
 const events = ref<Ev[]>([])
 const loading = ref(true)
 const submitLoading = ref(false)
@@ -78,8 +79,8 @@ const form = reactive({
 async function load() {
   loading.value = true
   try {
-    const res = await request<ApiResponse<{ events: Ev[] }>>('/api/me/timeline')
-    events.value = unwrapApiBody(res).events
+    const { events: list } = await fetchData<{ events: Ev[] }>('/api/me/timeline')
+    events.value = list
   } finally {
     loading.value = false
   }
@@ -99,7 +100,7 @@ async function add() {
   }
   submitLoading.value = true
   try {
-    await request('/api/me/timeline', {
+    await fetchData('/api/me/timeline', {
       method: 'POST',
       body: {
         occurredOn: occurredOnIso,
@@ -125,8 +126,7 @@ async function removeEvent(e: Ev) {
   }
   deletingId.value = e.id
   try {
-    const res = await request<ApiResponse<{ ok: boolean }>>(`/api/me/timeline/${e.id}`, { method: 'DELETE' })
-    unwrapApiBody(res)
+    await fetchData(`/api/me/timeline/${e.id}`, { method: 'DELETE' })
     await load()
   } finally {
     deletingId.value = null
@@ -159,11 +159,10 @@ async function updateVisibility(e: Ev, visibility: string) {
   }
   updatingVisibilityId.value = e.id
   try {
-    const res = await request<ApiResponse<{ event: unknown }>>(`/api/me/timeline/${e.id}`, {
+    await fetchData(`/api/me/timeline/${e.id}`, {
       method: 'PUT',
       body: { visibility },
     })
-    unwrapApiBody(res)
     await load()
   } finally {
     updatingVisibilityId.value = null