feat(vertex-ai): 重构 Vertex AI 为插件化 adapter，支持 service_account 认证与动态路由

将 Vertex AI 从 transport.py 的硬编码逻辑重构为独立的 plugin adapter，支持 service_account/oauth 认证类型、模型格式自动识别、区域路由和 URL 构建。前端新增 Key 认证类型选择和 Service Account 配置表单。 Co-authored-by: NyaDoo <65238336+NyaDoo@users.noreply.github.com> Closes #194
2026-09-01 17:00:21 +08:00 · 2026-03-01 23:32:48 +08:00
parent a137601728
commit 4bf3a453e7
42 changed files with 1855 additions and 546 deletions
--- a/frontend/src/api/endpoints/keys.ts
+++ b/frontend/src/api/endpoints/keys.ts
@@ -56,7 +56,7 @@ export async function getModelCapabilities(modelName: string): Promise<ModelCapa
 * 获取完整的 API Key（用于查看和复制）
 */
 export interface RevealKeyResult {
-  auth_type: 'api_key' | 'vertex_ai' | 'oauth'
+  auth_type: 'api_key' | 'service_account' | 'oauth'
  api_key?: string
  refresh_token?: string
  auth_config?: string | Record<string, unknown>
@@ -119,7 +119,7 @@ export async function addProviderKey(
  data: {
    api_formats: string[]  // 支持的 API 格式列表（必填）
    api_key: string
-    auth_type?: 'api_key' | 'vertex_ai' | 'oauth'  // 认证类型
+    auth_type?: 'api_key' | 'service_account' | 'oauth'  // 认证类型
    auth_config?: Record<string, unknown>  // 认证配置（Vertex AI Service Account JSON）
    name: string
    rate_multipliers?: Record<string, number> | null  // 按 API 格式的成本倍率
@@ -147,7 +147,7 @@ export async function updateProviderKey(
  data: Partial<{
    api_formats: string[]  // 支持的 API 格式列表
    api_key: string
-    auth_type: 'api_key' | 'vertex_ai' | 'oauth'  // 认证类型
+    auth_type: 'api_key' | 'service_account' | 'oauth'  // 认证类型
    auth_config: Record<string, unknown>  // 认证配置（Vertex AI Service Account JSON）
    name: string
    rate_multipliers: Record<string, number> | null  // 按 API 格式的成本倍率
--- a/frontend/src/api/endpoints/providers.ts
+++ b/frontend/src/api/endpoints/providers.ts
@@ -30,7 +30,7 @@ export async function updateProvider(
  providerId: string,
  data: Partial<{
    name: string
-    provider_type: 'custom' | 'claude_code' | 'codex' | 'gemini_cli' | 'antigravity' | 'kiro'
+    provider_type: 'custom' | 'vertex_ai' | 'claude_code' | 'codex' | 'gemini_cli' | 'antigravity' | 'kiro'
    description: string | null
    website: string
    provider_priority: number
@@ -62,7 +62,7 @@ export async function updateProvider(
 export async function createProvider(
  data: {
    name: string
-    provider_type?: 'custom' | 'claude_code' | 'codex' | 'gemini_cli' | 'antigravity' | 'kiro'
+    provider_type?: 'custom' | 'vertex_ai' | 'claude_code' | 'codex' | 'gemini_cli' | 'antigravity' | 'kiro'
    description?: string
    website?: string
    billing_type?: 'monthly_quota' | 'pay_as_you_go' | 'free_tier'
--- a/frontend/src/api/endpoints/types/provider.ts
+++ b/frontend/src/api/endpoints/types/provider.ts
@@ -204,7 +204,7 @@ export interface EndpointAPIKey {
  api_formats: string[]  // 支持的 endpoint signature 列表（如 "openai:chat"）
  api_key_masked: string
  api_key_plain?: string | null
-  auth_type: 'api_key' | 'vertex_ai' | 'oauth'  // 认证类型（必返回）
+  auth_type: 'api_key' | 'service_account' | 'oauth'  // 认证类型（必返回）
  name: string  // 密钥名称（必填，用于识别）
  rate_multipliers?: Record<string, number> | null  // 按 endpoint signature 的成本倍率
  internal_priority: number  // Key 内部优先级
@@ -347,7 +347,7 @@ export interface EndpointAPIKeyUpdate {
  api_formats?: string[]  // 支持的 API 格式列表
  name?: string
  api_key?: string  // 仅在需要更新时提供
-  auth_type?: 'api_key' | 'vertex_ai' | 'oauth'  // 认证类型
+  auth_type?: 'api_key' | 'service_account' | 'oauth'  // 认证类型
  auth_config?: Record<string, unknown>  // 认证配置（Vertex AI Service Account JSON）
  rate_multipliers?: Record<string, number> | null  // 按 API 格式的成本倍率
  internal_priority?: number
@@ -436,7 +436,7 @@ export interface PublicEndpointStatusMonitorResponse {
  formats: PublicEndpointStatusMonitor[]
 }

-export type ProviderType = 'custom' | 'claude_code' | 'codex' | 'gemini_cli' | 'antigravity' | 'kiro'
+export type ProviderType = 'custom' | 'claude_code' | 'codex' | 'gemini_cli' | 'antigravity' | 'kiro' | 'vertex_ai'

 export interface ClaudeCodeAdvancedConfig {
  // 会话数量控制：null/undefined 表示不限制
--- a/frontend/src/api/requestTrace.ts
+++ b/frontend/src/api/requestTrace.ts
@@ -13,7 +13,7 @@ export interface CandidateRecord {
  key_id?: string
  key_name?: string  // 密钥名称
  key_preview?: string  // 密钥脱敏预览（如 sk-***abc），OAuth 类型不返回
-  key_auth_type?: string  // 密钥认证类型（api_key, oauth, vertex_ai 等）
+  key_auth_type?: string  // 密钥认证类型（api_key, service_account, oauth 等）
  key_oauth_plan_type?: string  // OAuth 账号套餐类型（free/plus/team/enterprise）
  key_capabilities?: Record<string, boolean> | null  // Key 支持的能力
  required_capabilities?: Record<string, boolean> | null  // 请求实际需要的能力标签
--- a/frontend/src/features/providers/components/KeyFormDialog.vue
+++ b/frontend/src/features/providers/components/KeyFormDialog.vue
@@ -32,7 +32,7 @@
            data-1p-ignore="true"
          />
        </div>
-        <div>
+        <div v-if="providerType === 'vertex_ai'">
          <Label :for="authTypeSelectId">认证类型</Label>
          <Select
            v-model="form.auth_type"
@@ -44,8 +44,8 @@
              <SelectItem value="api_key">
                API Key
              </SelectItem>
-              <SelectItem value="vertex_ai">
-                Vertex AI
+              <SelectItem value="service_account">
+                Service Account
              </SelectItem>
            </SelectContent>
          </Select>
@@ -55,10 +55,10 @@
      <!-- API 密钥 / Service Account JSON -->
      <div>
        <Label :for="apiKeyInputId">
-          {{ form.auth_type === 'vertex_ai' ? 'Service Account JSON' : 'API 密钥' }}
+          {{ form.auth_type === 'service_account' ? 'Service Account JSON' : 'API 密钥' }}
          {{ editingKey ? '' : '*' }}
        </Label>
-        <template v-if="form.auth_type === 'vertex_ai'">
+        <template v-if="form.auth_type === 'service_account'">
          <Textarea
            :id="apiKeyInputId"
            v-model="form.auth_config_text"
@@ -101,11 +101,11 @@
      </div>

      <!-- API 格式选择 -->
-      <div v-if="sortedApiFormats.length > 0">
+      <div v-if="visibleApiFormats.length > 0">
        <Label class="mb-1.5 block">支持的 API 格式 *</Label>
        <div class="grid grid-cols-2 gap-2">
          <div
-            v-for="format in sortedApiFormats"
+            v-for="format in visibleApiFormats"
            :key="format"
            class="flex items-center justify-between rounded-md border px-2 py-1.5 transition-colors cursor-pointer"
            :class="form.api_formats.includes(format)
@@ -309,7 +309,7 @@
 </template>

 <script setup lang="ts">
-import { ref, computed, onMounted } from 'vue'
+import { ref, computed, onMounted, watch } from 'vue'
 import { Dialog, Button, Input, Label, Switch, Select, SelectTrigger, SelectValue, SelectContent, SelectItem, Textarea } from '@/components/ui'
 import { Key, SquarePen } from 'lucide-vue-next'
 import { useToast } from '@/composables/useToast'
@@ -346,8 +346,26 @@ const emit = defineEmits<{

 const { success, error: showError } = useToast()

-// 排序后的可用 API 格式列表
-const sortedApiFormats = computed(() => sortApiFormats(props.availableApiFormats))
+function getVertexAllowedFormatsByAuth(authType: 'api_key' | 'service_account'): Set<string> {
+  if (authType === 'api_key') {
+    return new Set(['gemini:chat'])
+  }
+  return new Set(['gemini:chat', 'claude:chat'])
+}
+
+function normalizeApiFormat(format: string): string {
+  return String(format || '').trim().toLowerCase()
+}
+
+// 按 provider/auth_type 过滤后的可用 API 格式列表
+const visibleApiFormats = computed(() => {
+  const sorted = sortApiFormats(props.availableApiFormats)
+  if (props.providerType !== 'vertex_ai') {
+    return sorted
+  }
+  const allowed = getVertexAllowedFormatsByAuth(form.value.auth_type)
+  return sorted.filter(fmt => allowed.has(normalizeApiFormat(fmt)))
+})

 // 默认认证类型
 const defaultAuthType = 'api_key' as const
@@ -370,8 +388,8 @@ const showAutoFetchWarning = computed(() => {
 // 检查是否正在切换认证类型
 const switchingToVertexAI = computed(() =>
  !!props.editingKey &&
-  props.editingKey.auth_type !== 'vertex_ai' &&
-  form.value.auth_type === 'vertex_ai'
+  props.editingKey.auth_type !== 'service_account' &&
+  form.value.auth_type === 'service_account'
 )
 const switchingToApiKey = computed(() =>
  !!props.editingKey &&
@@ -386,7 +404,7 @@ const canSave = computed(() => {
  // 新增模式下根据认证类型判断必填字段
  if (!props.editingKey) {
    if (form.value.auth_type === 'api_key' && !form.value.api_key.trim()) return false
-    if (form.value.auth_type === 'vertex_ai' && !form.value.auth_config_text.trim()) return false
+    if (form.value.auth_type === 'service_account' && !form.value.auth_config_text.trim()) return false
  } else {
    // 编辑模式下切换认证类型时，必须填写对应字段
    if (switchingToApiKey.value && !form.value.api_key.trim()) return false
@@ -409,15 +427,13 @@ const apiKeyFieldName = computed(() => `api-key-field-${formNonce.value}`)
 // 可用的能力列表
 const availableCapabilities = ref<CapabilityDefinition[]>([])

-// 非 custom 提供商默认开启自动获取上游模型
-const defaultAutoFetchModels = computed(() =>
-  !!props.providerType && props.providerType !== 'custom'
-)
+// 新增密钥时默认不自动开启上游模型获取
+const defaultAutoFetchModels = computed(() => false)

 const form = ref({
  name: '',
  api_key: '',  // 标准 API Key
-  auth_type: 'api_key' as 'api_key' | 'vertex_ai',  // 认证类型
+  auth_type: 'api_key' as 'api_key' | 'service_account',  // 认证类型
  auth_config_text: '',  // Service Account JSON 文本（用于表单输入）
  api_formats: [] as string[],  // 支持的 API 格式列表
  rate_multipliers: {} as Record<string, number>,  // 按 API 格式的成本倍率
@@ -433,6 +449,21 @@ const form = ref({
  model_exclude_patterns_text: ''   // 排除规则文本（逗号分隔）
 })

+watch(
+  [() => form.value.auth_type, () => props.providerType, () => props.availableApiFormats],
+  () => {
+    if (props.providerType !== 'vertex_ai') {
+      return
+    }
+    const allowed = getVertexAllowedFormatsByAuth(form.value.auth_type)
+    const filtered = form.value.api_formats.filter(fmt => allowed.has(normalizeApiFormat(fmt)))
+    if (filtered.length !== form.value.api_formats.length) {
+      form.value.api_formats = [...filtered]
+    }
+  },
+  { immediate: true }
+)
+
 // 加载能力列表
 async function loadCapabilities() {
  try {
@@ -517,7 +548,7 @@ function loadKeyData() {
  form.value = {
    name: props.editingKey.name,
    api_key: '',
-    auth_type: props.editingKey.auth_type === 'vertex_ai' ? 'vertex_ai' : 'api_key',
+    auth_type: props.editingKey.auth_type === 'service_account' ? 'service_account' : 'api_key',
    auth_config_text: '',  // auth_config 不返回给前端，编辑时需要重新输入
    api_formats: props.editingKey.api_formats?.length > 0
      ? [...props.editingKey.api_formats]
@@ -564,7 +595,7 @@ function parsePatternText(text: string): string[] {

 // 解析 Service Account JSON 文本
 function parseAuthConfig(): Record<string, unknown> | null {
-  if (form.value.auth_type !== 'vertex_ai') return null
+  if (form.value.auth_type !== 'service_account') return null
  const text = form.value.auth_config_text.trim()
  if (!text) return null
  try {
@@ -588,7 +619,7 @@ async function handleSave() {
      showError('请输入 API 密钥', '验证失败')
      return
    }
-  } else if (form.value.auth_type === 'vertex_ai') {
+  } else if (form.value.auth_type === 'service_account') {
    if (!props.editingKey && !form.value.auth_config_text.trim()) {
      showError('请输入 Service Account JSON', '验证失败')
      return
@@ -664,7 +695,7 @@ async function handleSave() {
      if (form.value.auth_type === 'api_key' && form.value.api_key.trim()) {
        updateData.api_key = form.value.api_key
      }
-      if (form.value.auth_type === 'vertex_ai' && authConfig) {
+      if (form.value.auth_type === 'service_account' && authConfig) {
        updateData.auth_config = authConfig
      }

--- a/frontend/src/features/providers/components/ProviderDetailDrawer.vue
+++ b/frontend/src/features/providers/components/ProviderDetailDrawer.vue
@@ -224,7 +224,7 @@
                <div class="p-4 border-b border-border/60">
                  <div class="flex items-center justify-between">
                    <h3 class="text-sm font-semibold">
-                      {{ provider.provider_type === 'custom' ? '密钥管理' : '账号管理' }}
+                      {{ isKeyManagedProviderType(provider.provider_type) ? '密钥管理' : '账号管理' }}
                    </h3>
                    <div class="flex items-center gap-2">
                      <Button
@@ -235,7 +235,7 @@
                        @click="handleAddKeyToFirstEndpoint"
                      >
                        <Plus class="w-3.5 h-3.5 mr-1.5" />
-                        {{ provider.provider_type === 'custom' ? '添加密钥' : '添加账号' }}
+                        {{ isKeyManagedProviderType(provider.provider_type) ? '添加密钥' : '添加账号' }}
                      </Button>
                    </div>
                  </div>
@@ -301,7 +301,7 @@
                          </div>
                          <div class="flex items-center gap-1">
                            <span class="text-[11px] font-mono text-muted-foreground">
-                              {{ key.auth_type === 'oauth' ? '[Refresh Token]' : (key.auth_type === 'vertex_ai' ? 'Vertex AI' : key.api_key_masked) }}
+                              {{ key.auth_type === 'oauth' ? '[Refresh Token]' : (key.auth_type === 'service_account' ? '[Service Account]' : key.api_key_masked) }}
                            </span>
                            <Button
                              v-if="key.auth_type === 'oauth'"
@@ -844,7 +844,7 @@
                    v-if="shouldPaginateKeys"
                    class="px-4 py-2 flex items-center justify-between text-xs text-muted-foreground mt-auto"
                  >
-                    <span>共 {{ allKeys.length }} 个{{ provider.provider_type === 'custom' ? '密钥' : '账号' }}</span>
+                    <span>共 {{ allKeys.length }} 个{{ isKeyManagedProviderType(provider.provider_type) ? '密钥' : '账号' }}</span>
                    <div class="flex items-center gap-1.5">
                      <Button
                        variant="ghost"
@@ -876,11 +876,11 @@
                >
                  <Key class="w-12 h-12 mx-auto mb-3 opacity-50" />
                  <p class="text-sm">
-                    {{ provider.provider_type === 'custom' ? '暂无密钥配置' : '暂无账号配置' }}
+                    {{ isKeyManagedProviderType(provider.provider_type) ? '暂无密钥配置' : '暂无账号配置' }}
                  </p>
                  <p class="text-xs mt-1">
                    {{ endpoints.length > 0
-                      ? (provider.provider_type === 'custom' ? '点击上方"添加密钥"按钮创建第一个密钥' : '点击上方"添加账号"按钮添加第一个账号')
+                      ? (isKeyManagedProviderType(provider.provider_type) ? '点击上方"添加密钥"按钮创建第一个密钥' : '点击上方"添加账号"按钮添加第一个账号')
                      : '请先添加端点，然后再添加密钥' }}
                  </p>
                </div>
@@ -1100,6 +1100,7 @@ import {
 } from '@/api/endpoints'
 import type { UpstreamMetadata, AntigravityModelQuota } from '@/api/endpoints/types'
 import { formatApiFormat } from '@/api/endpoints/types/api-format'
+import { isOAuthAccountProviderType, isKeyManagedProviderType } from '../utils/providerTypeUtils'

 // 扩展端点类型,包含密钥列表
 interface ProviderEndpointWithKeys extends ProviderEndpoint {
@@ -1417,11 +1418,11 @@ function handleAddKey(endpoint: ProviderEndpoint) {
 function handleAddKeyToFirstEndpoint() {
  if (endpoints.value.length === 0) return

-  // 非自定义提供商：打开 OAuth 账号对话框
-  if (provider.value?.provider_type !== 'custom') {
+  // OAuth 账号型提供商：打开 OAuth 账号对话框
+  if (isOAuthAccountProviderType(provider.value?.provider_type)) {
    oauthAccountDialogOpen.value = true
  } else {
-    // 自定义提供商：打开密钥表单对话框
+    // 密钥型提供商（custom/vertex_ai）：打开密钥表单对话框
    handleAddKey(endpoints.value[0])
  }
 }
@@ -1455,8 +1456,8 @@ async function copyFullKey(key: EndpointAPIKey) {
    const result = await revealEndpointKey(key.id)
    let textToCopy: string

-    if (result.auth_type === 'vertex_ai' && result.auth_config) {
-      // Vertex AI 类型：复制 auth_config JSON
+    if (result.auth_type === 'service_account' && result.auth_config) {
+      // Service Account 类型：复制 auth_config JSON
      textToCopy = typeof result.auth_config === 'string'
        ? result.auth_config
        : JSON.stringify(result.auth_config, null, 2)
--- a/frontend/src/features/providers/components/ProviderFormDialog.vue
+++ b/frontend/src/features/providers/components/ProviderFormDialog.vue
@@ -42,6 +42,9 @@
                  <SelectItem value="custom">
                    自定义
                  </SelectItem>
+                  <SelectItem value="vertex_ai">
+                    Vertex AI
+                  </SelectItem>
                  <SelectItem value="claude_code">
                    ClaudeCode
                  </SelectItem>
@@ -60,6 +63,9 @@
                  <SelectItem value="custom">
                    自定义
                  </SelectItem>
+                  <SelectItem value="vertex_ai">
+                    Vertex AI
+                  </SelectItem>
                  <SelectItem value="claude_code">
                    ClaudeCode
                  </SelectItem>
@@ -322,7 +328,7 @@ const defaultPriority = computed(() => {
 // 表单数据
 const form = ref({
  name: '',
-  provider_type: 'custom' as 'custom' | 'claude_code' | 'codex' | 'gemini_cli' | 'antigravity' | 'kiro',
+  provider_type: 'custom' as 'custom' | 'vertex_ai' | 'claude_code' | 'codex' | 'gemini_cli' | 'antigravity' | 'kiro',
  description: '',
  website: '',
  // 计费配置
@@ -414,10 +420,10 @@ const { isEditMode, handleDialogUpdate, handleCancel } = useFormDialog({
  resetForm,
 })

-// 新建模式下切换 provider_type 时自动设置号池模式：非自定义类型默认开启
-watch(() => form.value.provider_type, (newType) => {
+// 新建模式下切换 provider_type 时不自动开启号池模式
+watch(() => form.value.provider_type, () => {
  if (!isEditMode.value) {
-    form.value.pool_mode_enabled = newType !== 'custom'
+    form.value.pool_mode_enabled = false
  }
 })

--- a/frontend/src/features/providers/components/ProviderMobileCard.vue
+++ b/frontend/src/features/providers/components/ProviderMobileCard.vue
@@ -239,6 +239,7 @@ import Badge from '@/components/ui/badge.vue'
 import { type ProviderWithEndpointsSummary, API_FORMAT_SHORT } from '@/api/endpoints'
 import { formatBillingType } from '@/utils/format'
 import { sortEndpoints, isEndpointAvailable, getEndpointDotColor, getEndpointTooltip } from '@/features/providers/composables/useEndpointStatus'
+import { isKeyManagedProviderType } from '../utils/providerTypeUtils'

 const props = defineProps<{
  provider: ProviderWithEndpointsSummary
@@ -304,7 +305,6 @@ function handleDescriptionKeydown(event: KeyboardEvent) {
 }

 function getCredentialLabel(provider: ProviderWithEndpointsSummary): '账号' | '密钥' {
-  const providerType = String(provider.provider_type || '').trim().toLowerCase()
-  return providerType && providerType !== 'custom' ? '账号' : '密钥'
+  return isKeyManagedProviderType(provider.provider_type) ? '密钥' : '账号'
 }
 </script>
--- a/frontend/src/features/usage/components/HorizontalRequestTimeline.vue
+++ b/frontend/src/features/usage/components/HorizontalRequestTimeline.vue
@@ -775,14 +775,14 @@ const isCapabilityUsed = (cap: string): boolean => {
 // 判断是否为 OAuth 类型（provider_type 为具体值时也算 OAuth）
 const isOAuthType = (authType?: string): boolean => {
  if (!authType) return false
-  return !['api_key', 'vertex_ai'].includes(authType)
+  return !['api_key', 'service_account'].includes(authType)
 }

 // 格式化认证类型（合并 plan 信息，避免冗余）
 const formatAuthTypeWithPlan = (authType: string, planType?: string): string => {
  const labels: Record<string, string> = {
    'oauth': 'OAuth',
-    'vertex_ai': 'Vertex AI',
+    'service_account': 'Service Account',
    'kiro': 'Kiro',
    'codex': 'Codex',
    'antigravity': 'Antigravity',
--- a/frontend/src/features/usage/conversation/gemini.ts
+++ b/frontend/src/features/usage/conversation/gemini.ts
@@ -131,17 +131,22 @@ export class GeminiParser implements ApiFormatParser {
        apiFormat: 'gemini',
      }

-      // Gemini 响应格式: { candidates: [{ content: { parts: [...] } }] }
-      const candidates = body.candidates as RawObject[] | undefined
-      const candidate = candidates?.[0] as RawObject | undefined
-      const candidateContent = candidate?.content as RawObject | undefined
-      if (candidateContent?.parts && Array.isArray(candidateContent.parts)) {
-        const contentBlocks = this.parseParts(candidateContent.parts as RawObject[])
+      // Gemini 原生响应格式: { candidates: [{ content: { parts: [...] } }] }
+      const candidateParts = this.getCandidateParts(body)
+      if (candidateParts.length > 0) {
+        const contentBlocks = this.parseParts(candidateParts)
        if (contentBlocks.length > 0) {
          result.messages.push(createMessage('assistant', contentBlocks))
+          return result
        }
      }

+      // 统一响应格式（例如 status/output/output_text）
+      const unifiedMessages = this.parseUnifiedOutputMessages(body)
+      if (unifiedMessages.length > 0) {
+        result.messages.push(...unifiedMessages)
+      }
+
      return result
    } catch (e) {
      return createEmptyConversation('gemini', `解析失败: ${e}`)
@@ -363,12 +368,10 @@ export class GeminiParser implements ApiFormatParser {
      const body = responseBody as RawObject
      const blocks: RenderBlock[] = []

-      // Gemini 响应格式: { candidates: [{ content: { parts: [...] } }] }
-      const candidates = body.candidates as RawObject[] | undefined
-      const candidate = candidates?.[0] as RawObject | undefined
-      const candidateContent = candidate?.content as RawObject | undefined
-      if (candidateContent?.parts && Array.isArray(candidateContent.parts)) {
-        const parts = candidateContent.parts as RawObject[]
+      // Gemini 原生响应格式: { candidates: [{ content: { parts: [...] } }] }
+      const candidateParts = this.getCandidateParts(body)
+      if (candidateParts.length > 0) {
+        const parts = candidateParts
        const contentBlocks = this.renderParts(parts)
        if (contentBlocks.length > 0) {
          const badges = this.getBadgesForParts(parts)
@@ -376,9 +379,13 @@ export class GeminiParser implements ApiFormatParser {
            roleLabel: 'Assistant',
            badges: badges.length > 0 ? badges : undefined,
          }))
+          return { blocks, isStream: false }
        }
      }

+      // 统一响应格式（例如 status/output/output_text）
+      blocks.push(...this.renderUnifiedOutputMessages(body))
+
      return { blocks, isStream: false }
    } catch (e) {
      return createEmptyRenderResult(`渲染失败: ${e}`)
@@ -582,6 +589,117 @@ export class GeminiParser implements ApiFormatParser {
    return badges
  }

+  /**
+   * 提取 Gemini candidates 中的 parts
+   */
+  private getCandidateParts(body: RawObject): RawObject[] {
+    const candidates = body.candidates as RawObject[] | undefined
+    const candidate = candidates?.[0] as RawObject | undefined
+    const candidateContent = candidate?.content as RawObject | undefined
+    if (Array.isArray(candidateContent?.parts)) {
+      return candidateContent.parts as RawObject[]
+    }
+    return []
+  }
+
+  /**
+   * 解析统一响应格式中的 output 消息
+   */
+  private parseUnifiedOutputMessages(body: RawObject): ParsedMessage[] {
+    const output = body.output
+    if (!Array.isArray(output)) {
+      return []
+    }
+
+    const messages: ParsedMessage[] = []
+    for (const rawItem of output) {
+      const item = rawItem as RawObject
+      if (item?.type !== 'message') {
+        continue
+      }
+
+      const texts = this.extractUnifiedOutputTexts(item.content)
+      if (texts.length === 0) {
+        continue
+      }
+
+      messages.push(createMessage(
+        this.mapUnifiedOutputRole(item.role),
+        texts.map(text => createTextBlock(text))
+      ))
+    }
+
+    return messages
+  }
+
+  /**
+   * 渲染统一响应格式中的 output 消息
+   */
+  private renderUnifiedOutputMessages(body: RawObject): RenderBlock[] {
+    const output = body.output
+    if (!Array.isArray(output)) {
+      return []
+    }
+
+    const blocks: RenderBlock[] = []
+    for (const rawItem of output) {
+      const item = rawItem as RawObject
+      if (item?.type !== 'message') {
+        continue
+      }
+
+      const texts = this.extractUnifiedOutputTexts(item.content)
+      if (texts.length === 0) {
+        continue
+      }
+
+      const role = this.mapUnifiedOutputRole(item.role)
+      blocks.push(createMessageBlock(
+        role,
+        texts.map(text => createTextRenderBlock(text)),
+        { roleLabel: this.getRoleLabel(role) }
+      ))
+    }
+
+    return blocks
+  }
+
+  /**
+   * 提取统一响应格式的文本内容
+   */
+  private extractUnifiedOutputTexts(content: unknown): string[] {
+    if (typeof content === 'string') {
+      return content ? [content] : []
+    }
+
+    if (!Array.isArray(content)) {
+      return []
+    }
+
+    const texts: string[] = []
+    for (const rawPart of content) {
+      const part = rawPart as RawObject
+      if (
+        (part.type === 'output_text' || part.type === 'text' || part.type === 'input_text') &&
+        typeof part.text === 'string'
+      ) {
+        texts.push(part.text)
+      }
+    }
+    return texts
+  }
+
+  /**
+   * 映射统一 output 结构的角色
+   */
+  private mapUnifiedOutputRole(role: unknown): MessageRole {
+    if (role === 'assistant' || role === 'model') return 'assistant'
+    if (role === 'user') return 'user'
+    if (role === 'system') return 'system'
+    if (role === 'tool') return 'tool'
+    return 'assistant'
+  }
+
  /**
   * 获取已解析内容的徽章
   */