diff --git a/dashboard/src/lib/api-helpers.ts b/dashboard/src/lib/api-helpers.ts
index a9e429ce..9ae17ab5 100644
--- a/dashboard/src/lib/api-helpers.ts
+++ b/dashboard/src/lib/api-helpers.ts
@@ -52,4 +52,4 @@ export function throwIfError<T>(result: ApiResponse<T>): T {
     return result.data
   }
   throw new Error(result.error)
-}
+}
\ No newline at end of file
diff --git a/dashboard/src/lib/config-api.ts b/dashboard/src/lib/config-api.ts
index 9f818f03..cfb51108 100644
--- a/dashboard/src/lib/config-api.ts
+++ b/dashboard/src/lib/config-api.ts
@@ -2,146 +2,96 @@
  * 配置API客户端
  */
 
+import { parseResponse } from '@/lib/api-helpers'
 import { fetchWithAuth } from '@/lib/fetch-with-auth'
-import type {
-  ConfigSchema,
-  ConfigSchemaResponse,
-  ConfigDataResponse,
-  ConfigUpdateResponse,
-} from '@/types/config-schema'
+import type { ApiResponse } from '@/types/api'
+import type { ConfigSchema } from '@/types/config-schema'
 
 const API_BASE = '/api/webui/config'
 
 /**
  * 获取麦麦主程序配置架构
  */
-export async function getBotConfigSchema(): Promise<ConfigSchema> {
+export async function getBotConfigSchema(): Promise<ApiResponse<ConfigSchema>> {
   const response = await fetchWithAuth(`${API_BASE}/schema/bot`)
-  const data: ConfigSchemaResponse = await response.json()
-  
-  if (!data.success) {
-    throw new Error('获取配置架构失败')
-  }
-  
-  return data.schema
+  return parseResponse<ConfigSchema>(response)
 }
 
 /**
  * 获取模型配置架构
  */
-export async function getModelConfigSchema(): Promise<ConfigSchema> {
+export async function getModelConfigSchema(): Promise<ApiResponse<ConfigSchema>> {
   const response = await fetchWithAuth(`${API_BASE}/schema/model`)
-  const data: ConfigSchemaResponse = await response.json()
-  
-  if (!data.success) {
-    throw new Error('获取模型配置架构失败')
-  }
-  
-  return data.schema
+  return parseResponse<ConfigSchema>(response)
 }
 
 /**
  * 获取指定配置节的架构
  */
-export async function getConfigSectionSchema(sectionName: string): Promise<ConfigSchema> {
+export async function getConfigSectionSchema(sectionName: string): Promise<ApiResponse<ConfigSchema>> {
   const response = await fetchWithAuth(`${API_BASE}/schema/section/${sectionName}`)
-  const data: ConfigSchemaResponse = await response.json()
-  
-  if (!data.success) {
-    throw new Error(`获取配置节 ${sectionName} 架构失败`)
-  }
-  
-  return data.schema
+  return parseResponse<ConfigSchema>(response)
 }
 
 /**
  * 获取麦麦主程序配置数据
  */
-export async function getBotConfig(): Promise<Record<string, unknown>> {
+export async function getBotConfig(): Promise<ApiResponse<Record<string, unknown>>> {
   const response = await fetchWithAuth(`${API_BASE}/bot`)
-  const data: ConfigDataResponse = await response.json()
-  
-  if (!data.success) {
-    throw new Error('获取配置数据失败')
-  }
-  
-  return data.config
+  return parseResponse<Record<string, unknown>>(response)
 }
 
 /**
  * 获取模型配置数据
  */
-export async function getModelConfig(): Promise<Record<string, unknown>> {
+export async function getModelConfig(): Promise<ApiResponse<Record<string, unknown>>> {
   const response = await fetchWithAuth(`${API_BASE}/model`)
-  const data: ConfigDataResponse = await response.json()
-  
-  if (!data.success) {
-    throw new Error('获取模型配置数据失败')
-  }
-  
-  return data.config
+  return parseResponse<Record<string, unknown>>(response)
 }
 
 /**
  * 更新麦麦主程序配置
  */
-export async function updateBotConfig(config: Record<string, unknown>): Promise<void> {
+export async function updateBotConfig(
+  config: Record<string, unknown>
+): Promise<ApiResponse<Record<string, unknown>>> {
   const response = await fetchWithAuth(`${API_BASE}/bot`, {
     method: 'POST',
     body: JSON.stringify(config),
   })
-  
-  const data: ConfigUpdateResponse = await response.json()
-  
-  if (!data.success) {
-    throw new Error(data.message || '保存配置失败')
-  }
+  return parseResponse<Record<string, unknown>>(response)
 }
 
 /**
  * 获取麦麦主程序配置的原始 TOML 内容
  */
-export async function getBotConfigRaw(): Promise<string> {
+export async function getBotConfigRaw(): Promise<ApiResponse<string>> {
   const response = await fetchWithAuth(`${API_BASE}/bot/raw`)
-  const data: { success: boolean; content: string } = await response.json()
-  
-  if (!data.success) {
-    throw new Error('获取配置源代码失败')
-  }
-  
-  return data.content
+  return parseResponse<string>(response)
 }
 
 /**
  * 更新麦麦主程序配置（原始 TOML 内容）
  */
-export async function updateBotConfigRaw(rawContent: string): Promise<void> {
+export async function updateBotConfigRaw(rawContent: string): Promise<ApiResponse<Record<string, unknown>>> {
   const response = await fetchWithAuth(`${API_BASE}/bot/raw`, {
     method: 'POST',
     body: JSON.stringify({ raw_content: rawContent }),
   })
-  
-  const data: ConfigUpdateResponse = await response.json()
-  
-  if (!data.success) {
-    throw new Error(data.message || '保存配置失败')
-  }
+  return parseResponse<Record<string, unknown>>(response)
 }
 
 /**
  * 更新模型配置
  */
-export async function updateModelConfig(config: Record<string, unknown>): Promise<void> {
+export async function updateModelConfig(
+  config: Record<string, unknown>
+): Promise<ApiResponse<Record<string, unknown>>> {
   const response = await fetchWithAuth(`${API_BASE}/model`, {
     method: 'POST',
     body: JSON.stringify(config),
   })
-  
-  const data: ConfigUpdateResponse = await response.json()
-  
-  if (!data.success) {
-    throw new Error(data.message || '保存配置失败')
-  }
+  return parseResponse<Record<string, unknown>>(response)
 }
 
 /**
@@ -150,17 +100,12 @@ export async function updateModelConfig(config: Record<string, unknown>): Promis
 export async function updateBotConfigSection(
   sectionName: string,
   sectionData: unknown
-): Promise<void> {
+): Promise<ApiResponse<Record<string, unknown>>> {
   const response = await fetchWithAuth(`${API_BASE}/bot/section/${sectionName}`, {
     method: 'POST',
     body: JSON.stringify(sectionData),
   })
-  
-  const data: ConfigUpdateResponse = await response.json()
-  
-  if (!data.success) {
-    throw new Error(data.message || `保存配置节 ${sectionName} 失败`)
-  }
+  return parseResponse<Record<string, unknown>>(response)
 }
 
 /**
@@ -169,17 +114,12 @@ export async function updateBotConfigSection(
 export async function updateModelConfigSection(
   sectionName: string,
   sectionData: unknown
-): Promise<void> {
+): Promise<ApiResponse<Record<string, unknown>>> {
   const response = await fetchWithAuth(`${API_BASE}/model/section/${sectionName}`, {
     method: 'POST',
     body: JSON.stringify(sectionData),
   })
-  
-  const data: ConfigUpdateResponse = await response.json()
-  
-  if (!data.success) {
-    throw new Error(data.message || `保存配置节 ${sectionName} 失败`)
-  }
+  return parseResponse<Record<string, unknown>>(response)
 }
 
 /**
@@ -211,28 +151,14 @@ export async function fetchProviderModels(
   providerName: string,
   parser: 'openai' | 'gemini' = 'openai',
   endpoint: string = '/models'
-): Promise<ModelListItem[]> {
+): Promise<ApiResponse<ModelListItem[]>> {
   const params = new URLSearchParams({
     provider_name: providerName,
     parser,
     endpoint,
   })
-  
   const response = await fetchWithAuth(`/api/webui/models/list?${params}`)
-  
-  // 处理非 2xx 响应
-  if (!response.ok) {
-    const errorData = await response.json().catch(() => ({}))
-    throw new Error(errorData.detail || `获取模型列表失败 (${response.status})`)
-  }
-  
-  const data: FetchModelsResponse = await response.json()
-  
-  if (!data.success) {
-    throw new Error('获取模型列表失败')
-  }
-  
-  return data.models
+  return parseResponse<ModelListItem[]>(response)
 }
 
 /**
@@ -250,20 +176,14 @@ export interface TestConnectionResult {
  * 测试提供商连接状态（通过提供商名称）
  * @param providerName 提供商名称
  */
-export async function testProviderConnection(providerName: string): Promise<TestConnectionResult> {
+export async function testProviderConnection(
+  providerName: string
+): Promise<ApiResponse<TestConnectionResult>> {
   const params = new URLSearchParams({
     provider_name: providerName,
   })
-  
   const response = await fetchWithAuth(`/api/webui/models/test-connection-by-name?${params}`, {
     method: 'POST',
   })
-  
-  // 处理非 2xx 响应
-  if (!response.ok) {
-    const errorData = await response.json().catch(() => ({}))
-    throw new Error(errorData.detail || `测试连接失败 (${response.status})`)
-  }
-  
-  return await response.json()
+  return parseResponse<TestConnectionResult>(response)
 }
diff --git a/dashboard/src/routes/config/bot.tsx b/dashboard/src/routes/config/bot.tsx
index 72cb5783..ee923f9f 100644
--- a/dashboard/src/routes/config/bot.tsx
+++ b/dashboard/src/routes/config/bot.tsx
@@ -262,7 +262,16 @@ function BotConfigPageContent() {
   // 加载源代码
   const loadSourceCode = useCallback(async () => {
     try {
-      const raw = await getBotConfigRaw()
+      const result = await getBotConfigRaw()
+      if (!result.success) {
+        toast({
+          variant: 'destructive',
+          title: '加载失败',
+          description: result.error,
+        })
+        return
+      }
+      const raw = result.data
       // 将 TOML 基本字符串中的转义序列转换为实际字符以便在编辑器中正确显示
       // 使用正则表达式只处理双引号字符串内的转义序列，不影响单引号字符串
       const unescaped = raw.replace(/"([^"]*)"/g, (_match, content) => {
@@ -289,8 +298,17 @@ function BotConfigPageContent() {
   const loadConfig = useCallback(async () => {
     try {
       setLoading(true)
-      const config = await getBotConfig()
-      parseAndSetConfig(config)
+      const result = await getBotConfig()
+      if (!result.success) {
+        toast({
+          title: '加载失败',
+          description: result.error,
+          variant: 'destructive',
+        })
+        setLoading(false)
+        return
+      }
+      parseAndSetConfig(result.data)
       setHasUnsavedChanges(false)
       initialLoadRef.current = false
       
@@ -382,7 +400,18 @@ function BotConfigPageContent() {
           .replace(/\r/g, '\\r')  // 回车符
         return `"${encoded}"`
       })
-      await updateBotConfigRaw(escaped)
+      const result = await updateBotConfigRaw(escaped)
+      if (!result.success) {
+        setHasTomlError(true)
+        const errorMsg = result.error
+        setTomlErrorMessage(errorMsg)
+        toast({
+          variant: 'destructive',
+          title: '保存失败',
+          description: errorMsg,
+        })
+        return
+      }
       setHasUnsavedChanges(false)
       setHasTomlError(false)
       setTomlErrorMessage('')
@@ -423,8 +452,16 @@ function BotConfigPageContent() {
     } else {
       // 切换回可视化时,直接重新加载配置但不显示全局 loading
       try {
-        const config = await getBotConfig()
-        parseAndSetConfig(config)
+        const result = await getBotConfig()
+        if (!result.success) {
+          toast({
+            title: '加载失败',
+            description: result.error,
+            variant: 'destructive',
+          })
+          return
+        }
+        parseAndSetConfig(result.data)
         setHasUnsavedChanges(false)
       } catch (error) {
         console.error('加载配置失败:', error)
@@ -444,7 +481,16 @@ function BotConfigPageContent() {
       // 取消待处理的自动保存
       cancelPendingAutoSave()
       
-      await updateBotConfig(buildFullConfig())
+      const result = await updateBotConfig(buildFullConfig())
+      if (!result.success) {
+        toast({
+          title: '保存失败',
+          description: result.error,
+          variant: 'destructive',
+        })
+        setSaving(false)
+        return
+      }
       setHasUnsavedChanges(false)
       toast({
         title: '保存成功',
@@ -474,7 +520,16 @@ function BotConfigPageContent() {
       // 取消待处理的自动保存
       cancelPendingAutoSave()
       
-      await updateBotConfig(buildFullConfig())
+      const result = await updateBotConfig(buildFullConfig())
+      if (!result.success) {
+        toast({
+          title: '保存失败',
+          description: result.error,
+          variant: 'destructive',
+        })
+        setSaving(false)
+        return
+      }
       setHasUnsavedChanges(false)
       toast({
         title: '保存成功',
@@ -759,4 +814,4 @@ function BotConfigPageContent() {
       </div>
     </ScrollArea>
   )
-}
\ No newline at end of file
+}
diff --git a/dashboard/src/routes/config/bot/hooks/useAutoSave.ts b/dashboard/src/routes/config/bot/hooks/useAutoSave.ts
index 27bfbb70..b6871011 100644
--- a/dashboard/src/routes/config/bot/hooks/useAutoSave.ts
+++ b/dashboard/src/routes/config/bot/hooks/useAutoSave.ts
@@ -187,6 +187,13 @@ export function useAutoSave(
   const saveSection = useCallback(
     async (sectionName: ConfigSectionName, sectionData: unknown) => {
       try {
+        setAutoSaving(true)
+        const result = await updateBotConfigSection(sectionName, sectionData)
+        if (!result.success) {
+          throw new Error(result.error)
+        }
+        setHasUnsavedChanges(false)
+        onSaveSuccess?.()
         setAutoSaving(true)
         await updateBotConfigSection(sectionName, sectionData)
         setHasUnsavedChanges(false)
diff --git a/dashboard/src/routes/config/model.tsx b/dashboard/src/routes/config/model.tsx
index ddba7681..8d39dc1c 100644
--- a/dashboard/src/routes/config/model.tsx
+++ b/dashboard/src/routes/config/model.tsx
@@ -179,7 +179,17 @@ function ModelConfigPageContent() {
   const loadConfig = useCallback(async () => {
     try {
       setLoading(true)
-      const config = await getModelConfig()
+      const result = await getModelConfig()
+      if (!result.success) {
+        toast({
+          title: '加载失败',
+          description: result.error,
+          variant: 'destructive',
+        })
+        setLoading(false)
+        return
+      }
+      const config = result.data
       const modelList = (config.models as ModelInfo[]) || []
       setModels(modelList)
       
@@ -288,11 +298,30 @@ function ModelConfigPageContent() {
     try {
       setSaving(true)
       clearAutoSaveTimers()
-      const config = await getModelConfig()
+      const resultGet = await getModelConfig()
+      if (!resultGet.success) {
+        toast({
+          title: '保存失败',
+          description: resultGet.error,
+          variant: 'destructive',
+        })
+        setSaving(false)
+        return
+      }
+      const config = resultGet.data
       // 清理每个模型中的 null 值
       config.models = models.map(cleanModelForSave)
       config.model_task_config = taskConfig
-      await updateModelConfig(config)
+      const resultUpdate = await updateModelConfig(config)
+      if (!resultUpdate.success) {
+        toast({
+          title: '保存失败',
+          description: resultUpdate.error,
+          variant: 'destructive',
+        })
+        setSaving(false)
+        return
+      }
       setHasUnsavedChanges(false)
       toast({
         title: '保存成功',
@@ -318,11 +347,30 @@ function ModelConfigPageContent() {
       // 先取消自动保存定时器
       clearAutoSaveTimers()
 
-      const config = await getModelConfig()
+      const resultGet = await getModelConfig()
+      if (!resultGet.success) {
+        toast({
+          title: '保存失败',
+          description: resultGet.error,
+          variant: 'destructive',
+        })
+        setSaving(false)
+        return
+      }
+      const config = resultGet.data
       // 清理每个模型中的 null 值
       config.models = models.map(cleanModelForSave)
       config.model_task_config = taskConfig
-      await updateModelConfig(config)
+      const resultUpdate = await updateModelConfig(config)
+      if (!resultUpdate.success) {
+        toast({
+          title: '保存失败',
+          description: resultUpdate.error,
+          variant: 'destructive',
+        })
+        setSaving(false)
+        return
+      }
       setHasUnsavedChanges(false)
       toast({
         title: '保存成功',
diff --git a/dashboard/src/routes/config/model/hooks/useModelAutoSave.ts b/dashboard/src/routes/config/model/hooks/useModelAutoSave.ts
index fdb2d57a..3bec158a 100644
--- a/dashboard/src/routes/config/model/hooks/useModelAutoSave.ts
+++ b/dashboard/src/routes/config/model/hooks/useModelAutoSave.ts
@@ -3,6 +3,7 @@
  * 监听 models 和 taskConfig 变化，自动保存到服务器
  */
 import { useRef, useEffect, useCallback } from 'react'
+import type { RefObject } from 'react'
 import { updateModelConfigSection } from '@/lib/config-api'
 import type { ModelInfo, ModelTaskConfig } from '../types'
 
@@ -23,7 +24,7 @@ interface UseModelAutoSaveReturn {
   /** 清除所有待执行的保存定时器 */
   clearTimers: () => void
   /** 初始加载状态标记引用 (用于设置初始加载完成) */
-  initialLoadRef: React.MutableRefObject<boolean>
+  initialLoadRef: RefObject<boolean>
 }
 
 /**
@@ -84,7 +85,10 @@ export function useModelAutoSave(
       onSavingChange?.(true)
       // 清理每个模型中的 null 值
       const cleanedModels = newModels.map(cleanModelForSave)
-      await updateModelConfigSection('models', cleanedModels)
+      const result = await updateModelConfigSection('models', cleanedModels)
+      if (!result.success) {
+        throw new Error(result.error)
+      }
       onUnsavedChange?.(false)
     } catch (error) {
       console.error('自动保存模型列表失败:', error)
@@ -98,7 +102,10 @@ export function useModelAutoSave(
   const autoSaveTaskConfig = useCallback(async (newTaskConfig: ModelTaskConfig) => {
     try {
       onSavingChange?.(true)
-      await updateModelConfigSection('model_task_config', newTaskConfig)
+      const result = await updateModelConfigSection('model_task_config', newTaskConfig)
+      if (!result.success) {
+        throw new Error(result.error)
+      }
       onUnsavedChange?.(false)
     } catch (error) {
       console.error('自动保存任务配置失败:', error)
diff --git a/dashboard/src/routes/config/model/hooks/useModelFetcher.ts b/dashboard/src/routes/config/model/hooks/useModelFetcher.ts
index 2073b95d..073c6bfa 100644
--- a/dashboard/src/routes/config/model/hooks/useModelFetcher.ts
+++ b/dashboard/src/routes/config/model/hooks/useModelFetcher.ts
@@ -88,11 +88,15 @@ export function useModelFetcher(options: UseModelFetcherOptions): UseModelFetche
     setModelFetchError(null)
 
     try {
-      const models = await fetchProviderModels(
+      const result = await fetchProviderModels(
         providerName,
         template.modelFetcher.parser,
         template.modelFetcher.endpoint
       )
+      if (!result.success) {
+        throw new Error(result.error)
+      }
+      const models = result.data
       setAvailableModels(models)
       // 更新缓存
       modelListCache.set(cacheKey, { models, timestamp: Date.now() })
diff --git a/dashboard/src/routes/config/modelProvider.tsx b/dashboard/src/routes/config/modelProvider.tsx
index 9dd675e4..d42f8ba0 100644
--- a/dashboard/src/routes/config/modelProvider.tsx
+++ b/dashboard/src/routes/config/modelProvider.tsx
@@ -206,7 +206,17 @@ function ModelProviderConfigPageContent() {
   const loadConfig = async () => {
     try {
       setLoading(true)
-      const config = await getModelConfig()
+      const result = await getModelConfig()
+      if (!result.success) {
+        toast({
+          title: '加载失败',
+          description: result.error,
+          variant: 'destructive',
+        })
+        setLoading(false)
+        return
+      }
+      const config = result.data
       setProviders((config.api_providers as APIProvider[]) || [])
       setHasUnsavedChanges(false)
       initialLoadRef.current = false
@@ -246,7 +256,17 @@ function ModelProviderConfigPageContent() {
         return
       }
       
-      const config = await getModelConfig()
+      const resultGet = await getModelConfig()
+      if (!resultGet.success) {
+        toast({
+          title: '保存失败',
+          description: resultGet.error,
+          variant: 'destructive',
+        })
+        setSaving(false)
+        return
+      }
+      const config = resultGet.data
       
       // 获取所有有效的 provider 名称
       const validProviderNames = new Set(cleanedProviders.map(p => p.name))
@@ -260,7 +280,16 @@ function ModelProviderConfigPageContent() {
       config.api_providers = cleanedProviders
       config.models = filteredModels
       
-      await updateModelConfig(config)
+      const resultUpdate = await updateModelConfig(config)
+      if (!resultUpdate.success) {
+        toast({
+          title: '保存失败',
+          description: resultUpdate.error,
+          variant: 'destructive',
+        })
+        setSaving(false)
+        return
+      }
       setHasUnsavedChanges(false)
       toast({
         title: '保存成功',
@@ -284,7 +313,12 @@ function ModelProviderConfigPageContent() {
     context: 'auto' | 'manual' | 'restart' = 'auto'
   ) => {
     try {
-      const config = await getModelConfig()
+      const result = await getModelConfig()
+      if (!result.success) {
+        console.error('加载配置失败:', result.error)
+        return { shouldProceed: true, providers: newProviders }
+      }
+      const config = result.data
       const oldProviderNames = new Set(providers.map(p => p.name))
       const newProviderNames = new Set(newProviders.map(p => p.name))
       
@@ -334,7 +368,17 @@ function ModelProviderConfigPageContent() {
       
       setDeleteConfirmState(prev => ({ ...prev, isOpen: false }))
       
-      const config = await getModelConfig()
+      const resultGet = await getModelConfig()
+      if (!resultGet.success) {
+        toast({
+          title: '加载失败',
+          description: resultGet.error,
+          variant: 'destructive',
+        })
+        savingFlag(false)
+        return
+      }
+      const config = resultGet.data
       
       // 清理 providers 数据
       const cleanedProviders = deleteConfirmState.pendingProviders.map(cleanProviderData)
@@ -348,7 +392,7 @@ function ModelProviderConfigPageContent() {
         return validProviderNames.has(model.api_provider)
       })
       
-      // 获取被删除的模型名称
+      // 获取被削除的模型名称
       const deletedModelNames = new Set(
         deleteConfirmState.affectedModels.map((m: any) => m.name)
       )
@@ -371,7 +415,16 @@ function ModelProviderConfigPageContent() {
       config.models = filteredModels
       config.model_task_config = modelTaskConfig
       
-      await updateModelConfig(config)
+      const resultUpdate = await updateModelConfig(config)
+      if (!resultUpdate.success) {
+        toast({
+          title: '保存失败',
+          description: resultUpdate.error,
+          variant: 'destructive',
+        })
+        savingFlag(false)
+        return
+      }
       
       // 更新本地状态
       setProviders(deleteConfirmState.pendingProviders)
@@ -449,7 +502,17 @@ function ModelProviderConfigPageContent() {
       setAutoSaving(true)
       // 清理 providers 数据：将 null 值转换为默认值
       const cleanedProviders = newProviders.map(cleanProviderData)
-      await updateModelConfigSection('api_providers', cleanedProviders)
+      const result = await updateModelConfigSection('api_providers', cleanedProviders)
+      if (!result.success) {
+        console.error('自动保存失败:', result.error)
+        toast({
+          title: '自动保存失败',
+          description: result.error,
+          variant: 'destructive',
+        })
+        setHasUnsavedChanges(true)
+        return
+      }
       setHasUnsavedChanges(false)
     } catch (error) {
       console.error('自动保存失败:', error)
@@ -509,7 +572,17 @@ function ModelProviderConfigPageContent() {
         return
       }
 
-      const config = await getModelConfig()
+      const resultGet = await getModelConfig()
+      if (!resultGet.success) {
+        toast({
+          title: '保存失败',
+          description: resultGet.error,
+          variant: 'destructive',
+        })
+        setSaving(false)
+        return
+      }
+      const config = resultGet.data
       
       // 获取所有有效的 provider 名称
       const validProviderNames = new Set(cleanedProviders.map(p => p.name))
@@ -519,12 +592,12 @@ function ModelProviderConfigPageContent() {
       const filteredModels = originalModels.filter((model: any) => {
         const isValid = validProviderNames.has(model.api_provider)
         if (!isValid) {
-          console.warn(`模型 "${model.name}" 引用了已删除的提供商 "${model.api_provider}"，将被移除`)
+          console.warn(`模型 "${model.name}" 引用了已删除的提供商 "${model.api_provider}"、将被移除`)
         }
         return isValid
       })
       
-      // 如果有模型被移除，显示警告
+      // 如果有模型被移除、显示警告
       if (originalModels.length !== filteredModels.length) {
         const removedCount = originalModels.length - filteredModels.length
         toast({
@@ -539,7 +612,16 @@ function ModelProviderConfigPageContent() {
       config.models = filteredModels
       console.log('完整配置数据:', config)
       
-      await updateModelConfig(config)
+      const resultUpdate = await updateModelConfig(config)
+      if (!resultUpdate.success) {
+        toast({
+          title: '保存失败',
+          description: resultUpdate.error,
+          variant: 'destructive',
+        })
+        setSaving(false)
+        return
+      }
       setHasUnsavedChanges(false)
       toast({
         title: '保存成功',
@@ -804,31 +886,40 @@ function ModelProviderConfigPageContent() {
     
     try {
       const result = await testProviderConnection(providerName)
-      setTestResults(prev => new Map(prev).set(providerName, result))
-      
+      if (!result.success) {
+        toast({
+          title: '测试失败',
+          description: result.error,
+          variant: 'destructive',
+        })
+        return
+      }
+      const testResult = result.data
+      setTestResults(prev => new Map(prev).set(providerName, testResult))
+
       // 显示结果 toast
-      if (result.network_ok) {
-        if (result.api_key_valid === true) {
+      if (testResult.network_ok) {
+        if (testResult.api_key_valid === true) {
           toast({
             title: '连接正常',
-            description: `${providerName} 网络连接正常，API Key 有效 (${result.latency_ms}ms)`,
+            description: `${providerName} 网络连接正常、API Key 有效 (${testResult.latency_ms}ms)`,
           })
-        } else if (result.api_key_valid === false) {
+        } else if (testResult.api_key_valid === false) {
           toast({
             title: '连接正常但 Key 无效',
-            description: `${providerName} 网络连接正常，但 API Key 无效或已过期`,
+            description: `${providerName} 网络连接正常、但 API Key 无效或已过期`,
             variant: 'destructive',
           })
         } else {
           toast({
             title: '网络连接正常',
-            description: `${providerName} 可以访问 (${result.latency_ms}ms)`,
+            description: `${providerName} 可以访问 (${testResult.latency_ms}ms)`,
           })
         }
       } else {
         toast({
           title: '连接失败',
-          description: result.error || '无法连接到提供商',
+          description: testResult.error || '无法连接到提供商',
           variant: 'destructive',
         })
       }
diff --git a/dashboard/src/types/api.ts b/dashboard/src/types/api.ts
index 8727727f..03d11739 100644
--- a/dashboard/src/types/api.ts
+++ b/dashboard/src/types/api.ts
@@ -5,4 +5,4 @@
 
 export type ApiResponse<T> =
   | { success: true; data: T }
-  | { success: false; error: string }
+  | { success: false; error: string }
\ No newline at end of file