fix(openai): expose bulk account settings

frontend/src/api/admin/accounts.ts

@@ -470,6 +470,7 @@ export async function bulkUpdate(
   failed: number
   success_ids?: number[]
   failed_ids?: number[]
+  long_context_inherited_count?: number
   results: Array<{ account_id: number; success: boolean; error?: string }>
   }> {
   const payload = Array.isArray(accountIdsOrPayload)
@@ -483,6 +484,7 @@ export async function bulkUpdate(
     failed: number
     success_ids?: number[]
     failed_ids?: number[]
+    long_context_inherited_count?: number
     results: Array<{ account_id: number; success: boolean; error?: string }>
   }>('/admin/accounts/bulk-update', payload)
   return data

frontend/src/components/account/BulkEditAccountModal.vue

@@ -133,6 +133,66 @@
         </div>
       </div>
 
+      <!-- OpenAI API long-context billing -->
+      <div
+        v-if="allOpenAIPassthroughCapable"
+        class="border-t border-gray-200 pt-4 dark:border-dark-600"
+      >
+        <div class="mb-3 flex items-center justify-between gap-4">
+          <div class="flex-1">
+            <label
+              id="bulk-edit-openai-long-context-billing-label"
+              class="input-label mb-0"
+              for="bulk-edit-openai-long-context-billing-enabled"
+            >
+              {{ t('admin.accounts.openai.longContextBilling') }}
+            </label>
+            <p class="mt-1 text-xs text-gray-500 dark:text-gray-400">
+              {{ t('admin.accounts.openai.longContextBillingDesc') }}
+            </p>
+          </div>
+          <input
+            v-model="enableOpenAILongContextBilling"
+            id="bulk-edit-openai-long-context-billing-enabled"
+            type="checkbox"
+            aria-controls="bulk-edit-openai-long-context-billing-body"
+            class="rounded border-gray-300 text-primary-600 focus:ring-primary-500"
+          />
+        </div>
+        <div
+          id="bulk-edit-openai-long-context-billing-body"
+          :class="!enableOpenAILongContextBilling && 'pointer-events-none opacity-50'"
+          role="group"
+          aria-labelledby="bulk-edit-openai-long-context-billing-label"
+        >
+          <button
+            type="button"
+            data-testid="bulk-edit-openai-long-context-billing-toggle"
+            role="switch"
+            :disabled="!enableOpenAILongContextBilling"
+            :aria-checked="openAILongContextBillingEnabled"
+            :class="[
+              'relative inline-flex h-6 w-11 flex-shrink-0 cursor-pointer rounded-full border-2 border-transparent transition-colors duration-200 ease-in-out focus:outline-none focus:ring-2 focus:ring-primary-500 focus:ring-offset-2',
+              openAILongContextBillingEnabled ? 'bg-primary-600' : 'bg-gray-200 dark:bg-dark-600'
+            ]"
+            @click="openAILongContextBillingEnabled = !openAILongContextBillingEnabled"
+          >
+            <span
+              :class="[
+                'pointer-events-none inline-block h-5 w-5 transform rounded-full bg-white shadow ring-0 transition duration-200 ease-in-out',
+                openAILongContextBillingEnabled ? 'translate-x-5' : 'translate-x-0'
+              ]"
+            />
+          </button>
+        </div>
+        <p
+          class="mt-3 rounded-lg bg-amber-50 px-3 py-2 text-xs text-amber-700 dark:bg-amber-900/20 dark:text-amber-300"
+          data-testid="bulk-edit-openai-long-context-shadow-hint"
+        >
+          {{ t('admin.accounts.bulkEdit.longContextShadowHint') }}
+        </p>
+      </div>
+
       <!-- Base URL (API Key only) -->
       <div class="border-t border-gray-200 pt-4 dark:border-dark-600">
         <div class="mb-3 flex items-center justify-between">
@@ -970,6 +1030,101 @@
         </div>
       </div>
 
+      <!-- OpenAI API Key endpoint capabilities -->
+      <div v-if="allOpenAIAPIKey" class="border-t border-gray-200 pt-4 dark:border-dark-600">
+        <div class="mb-3 flex items-center justify-between gap-4">
+          <div class="flex-1">
+            <label
+              id="bulk-edit-openai-endpoint-capabilities-label"
+              class="input-label mb-0"
+              for="bulk-edit-openai-endpoint-capabilities-enabled"
+            >
+              {{ t('admin.accounts.openai.endpointCapabilities') }}
+            </label>
+            <p class="mt-1 text-xs text-gray-500 dark:text-gray-400">
+              {{ t('admin.accounts.openai.endpointCapabilitiesDesc') }}
+            </p>
+          </div>
+          <input
+            v-model="enableOpenAIEndpointCapabilities"
+            id="bulk-edit-openai-endpoint-capabilities-enabled"
+            type="checkbox"
+            aria-controls="bulk-edit-openai-endpoint-capabilities-body"
+            class="rounded border-gray-300 text-primary-600 focus:ring-primary-500"
+          />
+        </div>
+        <div
+          id="bulk-edit-openai-endpoint-capabilities-body"
+          :class="!enableOpenAIEndpointCapabilities && 'pointer-events-none opacity-50'"
+          role="group"
+          aria-labelledby="bulk-edit-openai-endpoint-capabilities-label"
+        >
+          <div class="grid grid-cols-1 gap-2 sm:grid-cols-2">
+            <label
+              v-for="option in openAIEndpointCapabilityOptions"
+              :key="option.value"
+              class="flex cursor-pointer items-center gap-2 rounded-lg border border-gray-200 px-3 py-2 text-sm dark:border-dark-600"
+            >
+              <input
+                type="checkbox"
+                :disabled="!enableOpenAIEndpointCapabilities"
+                class="rounded border-gray-300 text-primary-600 focus:ring-primary-500 dark:border-dark-500"
+                :data-testid="`bulk-edit-openai-endpoint-capability-${option.value}`"
+                :checked="openAIEndpointCapabilities.includes(option.value)"
+                @change="toggleOpenAIEndpointCapability(option.value, $event)"
+              />
+              <span class="text-gray-700 dark:text-gray-200">{{ option.label }}</span>
+            </label>
+          </div>
+        </div>
+      </div>
+
+      <!-- OpenAI API Key Responses route -->
+      <div v-if="allOpenAIAPIKey" class="border-t border-gray-200 pt-4 dark:border-dark-600">
+        <div class="mb-3 flex items-center justify-between gap-4">
+          <div class="flex-1">
+            <label
+              id="bulk-edit-openai-responses-mode-label"
+              class="input-label mb-0"
+              for="bulk-edit-openai-responses-mode-enabled"
+            >
+              {{ t('admin.accounts.openai.responsesMode') }}
+            </label>
+            <p class="mt-1 text-xs text-gray-500 dark:text-gray-400">
+              {{ t('admin.accounts.openai.responsesModeDesc') }}
+            </p>
+          </div>
+          <input
+            v-model="enableOpenAIResponsesMode"
+            id="bulk-edit-openai-responses-mode-enabled"
+            type="checkbox"
+            aria-controls="bulk-edit-openai-responses-mode-body"
+            class="rounded border-gray-300 text-primary-600 focus:ring-primary-500"
+          />
+        </div>
+        <div
+          id="bulk-edit-openai-responses-mode-body"
+          :class="!enableOpenAIResponsesMode && 'pointer-events-none opacity-50'"
+          role="group"
+          aria-labelledby="bulk-edit-openai-responses-mode-label"
+        >
+          <Select
+            v-model="openAIResponsesMode"
+            :disabled="!enableOpenAIResponsesMode || !openAIResponsesModeApplicable"
+            data-testid="bulk-edit-openai-responses-mode-select"
+            :options="openAIResponsesModeOptions"
+            aria-labelledby="bulk-edit-openai-responses-mode-label"
+          />
+          <p
+            v-if="enableOpenAIEndpointCapabilities && !openAITextGenerationCapabilityEnabled"
+            class="mt-2 rounded-lg bg-amber-50 px-3 py-2 text-xs text-amber-700 dark:bg-amber-900/20 dark:text-amber-300"
+            data-testid="bulk-edit-openai-responses-mode-not-applicable"
+          >
+            {{ t('admin.accounts.openai.responsesModeTextDisabledHint') }}
+          </p>
+        </div>
+      </div>
+
       <!-- OpenAI API Key WS mode -->
       <div v-if="allOpenAIAPIKey" class="border-t border-gray-200 pt-4 dark:border-dark-600">
         <div class="mb-3 flex items-center justify-between">
@@ -1321,7 +1476,15 @@ import { ref, watch, computed } from 'vue'
 import { useI18n } from 'vue-i18n'
 import { useAppStore } from '@/stores/app'
 import { adminAPI } from '@/api/admin'
-import type { Proxy as ProxyConfig, AdminGroup, AccountPlatform, AccountType, OpenAICompactMode } from '@/types'
+import type {
+  Proxy as ProxyConfig,
+  AdminGroup,
+  AccountPlatform,
+  AccountType,
+  OpenAICompactMode,
+  OpenAIEndpointCapability,
+  OpenAIResponsesMode
+} from '@/types'
 import BaseDialog from '@/components/common/BaseDialog.vue'
 import ConfirmDialog from '@/components/common/ConfirmDialog.vue'
 import Select from '@/components/common/Select.vue'
@@ -1495,6 +1658,9 @@ const enableStatus = ref(false)
 const enableGroups = ref(false)
 const enableOpenAIPassthrough = ref(false)
 const enableOpenAIFlattenNamespaces = ref(false)
+const enableOpenAILongContextBilling = ref(false)
+const enableOpenAIEndpointCapabilities = ref(false)
+const enableOpenAIResponsesMode = ref(false)
 const enableOpenAIWSMode = ref(false)
 const enableOpenAIAPIKeyWSMode = ref(false)
 const enableUpstreamBillingAutoProbe = ref(false)
@@ -1528,6 +1694,12 @@ const groupIds = ref<number[]>([])
 const openaiPassthroughEnabled = ref(false)
 // Codex namespace 工具摊平兼容开关（仅 OAuth），缺省关闭即原样保留
 const openaiFlattenNamespacesEnabled = ref(false)
+const openAILongContextBillingEnabled = ref(false)
+const openAIEndpointCapabilities = ref<OpenAIEndpointCapability[]>([
+  'chat_completions',
+  'embeddings'
+])
+const openAIResponsesMode = ref<OpenAIResponsesMode>('auto')
 const openaiOAuthResponsesWebSocketV2Mode = ref<OpenAIWSMode>(OPENAI_WS_MODE_OFF)
 const openaiAPIKeyResponsesWebSocketV2Mode = ref<OpenAIWSMode>(OPENAI_WS_MODE_OFF)
 const upstreamBillingAutoProbeMode = ref<'enabled' | 'disabled'>('enabled')
@@ -1592,6 +1764,65 @@ const openAICompactModeOptions = computed(() => [
   { value: 'force_on', label: t('admin.accounts.openai.compactModeForceOn') },
   { value: 'force_off', label: t('admin.accounts.openai.compactModeForceOff') }
 ])
+const openAIResponsesModeOptions = computed(() => [
+  { value: 'auto', label: t('admin.accounts.openai.responsesModeAuto') },
+  { value: 'force_responses', label: t('admin.accounts.openai.responsesModeForceResponses') },
+  {
+    value: 'force_chat_completions',
+    label: t('admin.accounts.openai.responsesModeForceChatCompletions')
+  }
+])
+const openAITextEndpointCapabilityLabel = computed(() => {
+  if (openAIResponsesMode.value === 'force_responses') {
+    return t('admin.accounts.openai.capabilityResponses')
+  }
+  if (openAIResponsesMode.value === 'force_chat_completions') {
+    return t('admin.accounts.openai.capabilityChatCompletions')
+  }
+  return t('admin.accounts.openai.capabilityTextAuto')
+})
+const openAIEndpointCapabilityOptions = computed<
+  Array<{ value: OpenAIEndpointCapability; label: string }>
+>(() => [
+  { value: 'chat_completions', label: openAITextEndpointCapabilityLabel.value },
+  { value: 'embeddings', label: t('admin.accounts.openai.capabilityEmbeddings') }
+])
+const openAITextGenerationCapabilityEnabled = computed(() =>
+  openAIEndpointCapabilities.value.includes('chat_completions')
+)
+const openAIResponsesModeApplicable = computed(
+  () => !enableOpenAIEndpointCapabilities.value || openAITextGenerationCapabilityEnabled.value
+)
+
+const normalizeOpenAIEndpointCapabilities = (values: OpenAIEndpointCapability[]) => {
+  const allowed: OpenAIEndpointCapability[] = ['chat_completions', 'embeddings']
+  const selected = allowed.filter((value) => values.includes(value))
+  return selected.length > 0 ? selected : allowed
+}
+
+const toggleOpenAIEndpointCapability = (
+  capability: OpenAIEndpointCapability,
+  event?: Event
+) => {
+  if (openAIEndpointCapabilities.value.includes(capability)) {
+    if (openAIEndpointCapabilities.value.length <= 1) {
+      const input = event?.target as HTMLInputElement | null
+      if (input) input.checked = true
+      return
+    }
+    openAIEndpointCapabilities.value = openAIEndpointCapabilities.value.filter(
+      (value) => value !== capability
+    )
+    if (!openAITextGenerationCapabilityEnabled.value) {
+      openAIResponsesMode.value = 'auto'
+    }
+    return
+  }
+  openAIEndpointCapabilities.value = normalizeOpenAIEndpointCapabilities([
+    ...openAIEndpointCapabilities.value,
+    capability
+  ])
+}
 const openAIWSModeConcurrencyHintKey = computed(() =>
   resolveOpenAIWSModeConcurrencyHintKey(openaiOAuthResponsesWebSocketV2Mode.value)
 )
@@ -1692,6 +1923,11 @@ const buildUpdatePayload = (): Record<string, unknown> | null => {
   const updates: Record<string, unknown> = {}
   const credentials: Record<string, unknown> = {}
   let credentialsChanged = false
+  const applyOpenAILongContextBilling =
+    enableOpenAILongContextBilling.value && allOpenAIPassthroughCapable.value
+  const applyOpenAIEndpointCapabilities =
+    enableOpenAIEndpointCapabilities.value && allOpenAIAPIKey.value
+  const applyOpenAIResponsesMode = enableOpenAIResponsesMode.value && allOpenAIAPIKey.value
   const ensureExtra = (): Record<string, unknown> => {
     if (!updates.extra) {
       updates.extra = {}
@@ -1752,6 +1988,30 @@ const buildUpdatePayload = (): Record<string, unknown> | null => {
     extra.openai_responses_flatten_namespaces = openaiFlattenNamespacesEnabled.value
   }
 
+  if (applyOpenAILongContextBilling) {
+    const extra = ensureExtra()
+    extra.openai_long_context_billing_enabled = openAILongContextBillingEnabled.value
+  }
+
+  if (applyOpenAIEndpointCapabilities) {
+    credentials.openai_capabilities =
+      openAIEndpointCapabilities.value.length === 2
+        ? null
+        : [...openAIEndpointCapabilities.value]
+    credentialsChanged = true
+  }
+
+  if (
+    applyOpenAIResponsesMode ||
+    (applyOpenAIEndpointCapabilities && !openAITextGenerationCapabilityEnabled.value)
+  ) {
+    const extra = ensureExtra()
+    extra.openai_responses_mode =
+      !openAIResponsesModeApplicable.value || openAIResponsesMode.value === 'auto'
+        ? null
+        : openAIResponsesMode.value
+  }
+
   if (enableModelRestriction.value && !isOpenAIModelRestrictionDisabled.value) {
     // 统一使用 model_mapping 字段
     if (modelRestrictionMode.value === 'whitelist') {
@@ -1931,6 +2191,9 @@ const handleSubmit = async () => {
     enableBaseUrl.value ||
     enableOpenAIPassthrough.value ||
     enableOpenAIFlattenNamespaces.value ||
+    (enableOpenAILongContextBilling.value && allOpenAIPassthroughCapable.value) ||
+    (enableOpenAIEndpointCapabilities.value && allOpenAIAPIKey.value) ||
+    (enableOpenAIResponsesMode.value && allOpenAIAPIKey.value) ||
     enableModelRestriction.value ||
     enableCustomErrorCodes.value ||
     enableInterceptWarmup.value ||
@@ -2011,11 +2274,22 @@ const submitBulkUpdate = async (baseUpdates: Record<string, unknown>) => {
       : await adminAPI.accounts.bulkUpdate(props.accountIds, updates)
     const success = res.success || 0
     const failed = res.failed || 0
+    const inherited = res.long_context_inherited_count || 0
 
     if (success > 0 && failed === 0) {
-      appStore.showSuccess(t('admin.accounts.bulkEdit.success', { count: success }))
+      if (inherited > 0) {
+        appStore.showSuccess(t('admin.accounts.bulkEdit.successWithInherited', {
+          count: success,
+          inherited
+        }))
+      } else {
+        appStore.showSuccess(t('admin.accounts.bulkEdit.success', { count: success }))
+      }
     } else if (success > 0) {
-      appStore.showError(t('admin.accounts.bulkEdit.partialSuccess', { success, failed }))
+      const key = inherited > 0
+        ? 'admin.accounts.bulkEdit.partialSuccessWithInherited'
+        : 'admin.accounts.bulkEdit.partialSuccess'
+      appStore.showError(t(key, { success, failed, inherited }))
     } else {
       appStore.showError(t('admin.accounts.bulkEdit.failed'))
     }
@@ -2035,6 +2309,8 @@ const submitBulkUpdate = async (baseUpdates: Record<string, unknown>) => {
       appStore.showError(t('admin.accounts.bulkEdit.rateSyncConflict', {
         count: error.metadata?.count ?? 1
       }))
+    } else if (error.reason === 'OPENAI_LONG_CONTEXT_PARENT_REQUIRED') {
+      appStore.showError(t('admin.accounts.bulkEdit.longContextParentRequired'))
     } else {
       appStore.showError(error.message || t('admin.accounts.bulkEdit.failed'))
       console.error('Error bulk updating accounts:', error)
@@ -2077,6 +2353,9 @@ watch(
       enableGroups.value = false
       enableOpenAIPassthrough.value = false
       enableOpenAIFlattenNamespaces.value = false
+      enableOpenAILongContextBilling.value = false
+      enableOpenAIEndpointCapabilities.value = false
+      enableOpenAIResponsesMode.value = false
       enableOpenAIWSMode.value = false
       enableOpenAIAPIKeyWSMode.value = false
       enableUpstreamBillingAutoProbe.value = false
@@ -2092,6 +2371,9 @@ watch(
       baseUrl.value = ''
       openaiPassthroughEnabled.value = false
       openaiFlattenNamespacesEnabled.value = false
+      openAILongContextBillingEnabled.value = false
+      openAIEndpointCapabilities.value = ['chat_completions', 'embeddings']
+      openAIResponsesMode.value = 'auto'
       modelRestrictionMode.value = 'whitelist'
       allowedModels.value = []
       modelMappings.value = []

frontend/src/components/account/__tests__/BulkEditAccountModal.spec.ts

@@ -1,17 +1,20 @@
 import { describe, expect, it, vi, beforeEach } from 'vitest'
 import { flushPromises, mount } from '@vue/test-utils'
+import { nextTick } from 'vue'
 import BulkEditAccountModal from '../BulkEditAccountModal.vue'
 import ModelWhitelistSelector from '../ModelWhitelistSelector.vue'
 import { adminAPI } from '@/api/admin'
 
-const { showError } = vi.hoisted(() => ({
-  showError: vi.fn()
+const { showError, showSuccess, translate } = vi.hoisted(() => ({
+  showError: vi.fn(),
+  showSuccess: vi.fn(),
+  translate: vi.fn((key: string) => key)
 }))
 
 vi.mock('@/stores/app', () => ({
   useAppStore: () => ({
     showError,
-    showSuccess: vi.fn(),
+    showSuccess,
     showInfo: vi.fn()
   })
 }))
@@ -34,7 +37,7 @@ vi.mock('vue-i18n', async () => {
   return {
     ...actual,
     useI18n: () => ({
-      t: (key: string) => key
+      t: translate
     })
   }
 })
@@ -82,6 +85,8 @@ describe('BulkEditAccountModal', () => {
     vi.mocked(adminAPI.accounts.bulkUpdate).mockReset()
     vi.mocked(adminAPI.accounts.checkMixedChannelRisk).mockReset()
     showError.mockReset()
+    showSuccess.mockReset()
+    translate.mockClear()
 
     vi.mocked(adminAPI.accounts.bulkUpdate).mockResolvedValue({
       success: 2,
@@ -403,6 +408,302 @@ describe('BulkEditAccountModal', () => {
     })
   })
 
+  it('OpenAI 支持类型展示长上下文设置，混合平台隐藏全部新增设置', () => {
+    for (const selectedTypes of [['oauth'], ['setup-token'], ['apikey'], ['oauth', 'setup-token', 'apikey']]) {
+      const wrapper = mountModal({
+        selectedPlatforms: ['openai'],
+        selectedTypes
+      })
+      expect(wrapper.find('#bulk-edit-openai-long-context-billing-enabled').exists()).toBe(true)
+      wrapper.unmount()
+    }
+
+    const mixed = mountModal({
+      selectedPlatforms: ['openai', 'anthropic'],
+      selectedTypes: ['apikey']
+    })
+    expect(mixed.find('#bulk-edit-openai-long-context-billing-enabled').exists()).toBe(false)
+    expect(mixed.find('#bulk-edit-openai-endpoint-capabilities-enabled').exists()).toBe(false)
+    expect(mixed.find('#bulk-edit-openai-responses-mode-enabled').exists()).toBe(false)
+  })
+
+  it('端点能力与 Responses 路由仅对全部 OpenAI API Key 目标展示', () => {
+    const apiKey = mountModal({
+      selectedPlatforms: ['openai'],
+      selectedTypes: ['apikey']
+    })
+    expect(apiKey.find('#bulk-edit-openai-endpoint-capabilities-enabled').exists()).toBe(true)
+    expect(apiKey.find('#bulk-edit-openai-responses-mode-enabled').exists()).toBe(true)
+    apiKey.unmount()
+
+    const oauth = mountModal({
+      selectedPlatforms: ['openai'],
+      selectedTypes: ['oauth']
+    })
+    expect(oauth.find('#bulk-edit-openai-endpoint-capabilities-enabled').exists()).toBe(false)
+    expect(oauth.find('#bulk-edit-openai-responses-mode-enabled').exists()).toBe(false)
+  })
+
+  it('长上下文设置独立启用并提交布尔值', async () => {
+    const enabledWrapper = mountModal({
+      selectedPlatforms: ['openai'],
+      selectedTypes: ['oauth']
+    })
+
+    await enabledWrapper.get('#bulk-edit-openai-long-context-billing-enabled').setValue(true)
+    await enabledWrapper.get('[data-testid="bulk-edit-openai-long-context-billing-toggle"]').trigger('click')
+    await enabledWrapper.get('#bulk-edit-account-form').trigger('submit.prevent')
+    await flushPromises()
+
+    expect(adminAPI.accounts.bulkUpdate).toHaveBeenLastCalledWith([1, 2], {
+      extra: { openai_long_context_billing_enabled: true }
+    })
+    enabledWrapper.unmount()
+
+    vi.mocked(adminAPI.accounts.bulkUpdate).mockClear()
+    const disabledWrapper = mountModal({
+      selectedPlatforms: ['openai'],
+      selectedTypes: ['setup-token']
+    })
+    await disabledWrapper.get('#bulk-edit-openai-long-context-billing-enabled').setValue(true)
+    await disabledWrapper.get('#bulk-edit-account-form').trigger('submit.prevent')
+    await flushPromises()
+
+    expect(adminAPI.accounts.bulkUpdate).toHaveBeenCalledWith([1, 2], {
+      extra: { openai_long_context_billing_enabled: false }
+    })
+  })
+
+  it('端点能力默认值提交 null，表示恢复两个默认端点', async () => {
+    const wrapper = mountModal({
+      selectedPlatforms: ['openai'],
+      selectedTypes: ['apikey']
+    })
+
+    await wrapper.get('#bulk-edit-openai-endpoint-capabilities-enabled').setValue(true)
+    await wrapper.get('#bulk-edit-account-form').trigger('submit.prevent')
+    await flushPromises()
+
+    expect(adminAPI.accounts.bulkUpdate).toHaveBeenCalledWith([1, 2], {
+      credentials: { openai_capabilities: null }
+    })
+  })
+
+  it('Responses 路由独立启用，auto 提交 null，强制模式提交明确值', async () => {
+    const autoWrapper = mountModal({
+      selectedPlatforms: ['openai'],
+      selectedTypes: ['apikey']
+    })
+    await autoWrapper.get('#bulk-edit-openai-responses-mode-enabled').setValue(true)
+    await autoWrapper.get('#bulk-edit-account-form').trigger('submit.prevent')
+    await flushPromises()
+    expect(adminAPI.accounts.bulkUpdate).toHaveBeenLastCalledWith([1, 2], {
+      extra: { openai_responses_mode: null }
+    })
+    autoWrapper.unmount()
+
+    vi.mocked(adminAPI.accounts.bulkUpdate).mockClear()
+    const forcedWrapper = mountModal({
+      selectedPlatforms: ['openai'],
+      selectedTypes: ['apikey']
+    })
+    await forcedWrapper.get('#bulk-edit-openai-responses-mode-enabled').setValue(true)
+    await forcedWrapper.get('[data-testid="bulk-edit-openai-responses-mode-select"]').setValue('force_responses')
+    await forcedWrapper.get('#bulk-edit-account-form').trigger('submit.prevent')
+    await flushPromises()
+    expect(adminAPI.accounts.bulkUpdate).toHaveBeenCalledWith([1, 2], {
+      extra: { openai_responses_mode: 'force_responses' }
+    })
+  })
+
+  it('仅启用 Embeddings 时恢复 Responses 自动模式并精确提交联动字段', async () => {
+    const wrapper = mountModal({
+      selectedPlatforms: ['openai'],
+      selectedTypes: ['apikey']
+    })
+
+    await wrapper.get('#bulk-edit-openai-endpoint-capabilities-enabled').setValue(true)
+    await wrapper.get('#bulk-edit-openai-responses-mode-enabled').setValue(true)
+    await wrapper.get('[data-testid="bulk-edit-openai-responses-mode-select"]').setValue('force_chat_completions')
+    await wrapper.get('[data-testid="bulk-edit-openai-endpoint-capability-chat_completions"]').setValue(false)
+
+    expect((wrapper.get('[data-testid="bulk-edit-openai-responses-mode-select"]').element as HTMLSelectElement).value)
+      .toBe('auto')
+    expect(wrapper.find('[data-testid="bulk-edit-openai-responses-mode-not-applicable"]').exists()).toBe(true)
+
+    await wrapper.get('#bulk-edit-account-form').trigger('submit.prevent')
+    await flushPromises()
+    expect(adminAPI.accounts.bulkUpdate).toHaveBeenCalledWith([1, 2], {
+      credentials: { openai_capabilities: ['embeddings'] },
+      extra: { openai_responses_mode: null }
+    })
+  })
+
+  it('关闭端点能力修改后 Responses 路由恢复独立可编辑', async () => {
+    const wrapper = mountModal({
+      selectedPlatforms: ['openai'],
+      selectedTypes: ['apikey']
+    })
+
+    await wrapper.get('#bulk-edit-openai-endpoint-capabilities-enabled').setValue(true)
+    await wrapper.get('[data-testid="bulk-edit-openai-endpoint-capability-chat_completions"]').setValue(false)
+    await wrapper.get('#bulk-edit-openai-endpoint-capabilities-enabled').setValue(false)
+    await wrapper.get('#bulk-edit-openai-responses-mode-enabled').setValue(true)
+
+    const select = wrapper.get('[data-testid="bulk-edit-openai-responses-mode-select"]')
+    expect(select.attributes('disabled')).toBeUndefined()
+    await select.setValue('force_responses')
+    await wrapper.get('#bulk-edit-account-form').trigger('submit.prevent')
+    await flushPromises()
+
+    expect(adminAPI.accounts.bulkUpdate).toHaveBeenCalledWith([1, 2], {
+      extra: { openai_responses_mode: 'force_responses' }
+    })
+  })
+
+  it('目标变化后不提交已经隐藏的 OpenAI 设置', async () => {
+    const wrapper = mountModal({
+      selectedPlatforms: ['openai'],
+      selectedTypes: ['apikey']
+    })
+
+    await wrapper.get('#bulk-edit-openai-long-context-billing-enabled').setValue(true)
+    await wrapper.get('#bulk-edit-openai-endpoint-capabilities-enabled').setValue(true)
+    await wrapper.get('#bulk-edit-openai-responses-mode-enabled').setValue(true)
+    await wrapper.setProps({ selectedPlatforms: ['anthropic'], selectedTypes: ['apikey'] })
+    await wrapper.get('#bulk-edit-status-enabled').setValue(true)
+    await wrapper.get('#bulk-edit-account-form').trigger('submit.prevent')
+    await flushPromises()
+
+    expect(adminAPI.accounts.bulkUpdate).toHaveBeenCalledWith([1, 2], {
+      status: 'active'
+    })
+  })
+
+  it('至少保留一个端点能力', async () => {
+    const wrapper = mountModal({
+      selectedPlatforms: ['openai'],
+      selectedTypes: ['apikey']
+    })
+    await wrapper.get('#bulk-edit-openai-endpoint-capabilities-enabled').setValue(true)
+    await wrapper.get('[data-testid="bulk-edit-openai-endpoint-capability-chat_completions"]').setValue(false)
+    await wrapper.get('[data-testid="bulk-edit-openai-endpoint-capability-embeddings"]').setValue(false)
+
+    expect((wrapper.get('[data-testid="bulk-edit-openai-endpoint-capability-embeddings"]').element as HTMLInputElement).checked)
+      .toBe(true)
+  })
+
+  it('关闭弹窗后重置新增设置的启用状态和值', async () => {
+    const wrapper = mountModal({
+      selectedPlatforms: ['openai'],
+      selectedTypes: ['apikey']
+    })
+    await wrapper.get('#bulk-edit-openai-long-context-billing-enabled').setValue(true)
+    await wrapper.get('[data-testid="bulk-edit-openai-long-context-billing-toggle"]').trigger('click')
+    await wrapper.get('#bulk-edit-openai-endpoint-capabilities-enabled').setValue(true)
+    await wrapper.get('[data-testid="bulk-edit-openai-endpoint-capability-chat_completions"]').setValue(false)
+    await wrapper.get('#bulk-edit-openai-responses-mode-enabled').setValue(true)
+
+    await wrapper.setProps({ show: false })
+    await nextTick()
+
+    expect((wrapper.get('#bulk-edit-openai-long-context-billing-enabled').element as HTMLInputElement).checked).toBe(false)
+    expect(wrapper.get('[data-testid="bulk-edit-openai-long-context-billing-toggle"]').attributes('aria-checked')).toBe('false')
+    expect((wrapper.get('#bulk-edit-openai-endpoint-capabilities-enabled').element as HTMLInputElement).checked).toBe(false)
+    expect((wrapper.get('[data-testid="bulk-edit-openai-endpoint-capability-chat_completions"]').element as HTMLInputElement).checked).toBe(true)
+    expect((wrapper.get('[data-testid="bulk-edit-openai-responses-mode-select"]').element as HTMLSelectElement).value).toBe('auto')
+  })
+
+  it('筛选全量模式固定展示影子继承说明并按 filters 提交', async () => {
+    const wrapper = mountModal({
+      accountIds: [],
+      selectedPlatforms: [],
+      selectedTypes: [],
+      target: {
+        mode: 'filtered',
+        filters: { platform: 'openai', type: 'oauth', status: 'active' },
+        previewCount: 20,
+        selectedPlatforms: ['openai'],
+        selectedTypes: ['oauth']
+      }
+    })
+
+    expect(wrapper.get('[data-testid="bulk-edit-openai-long-context-shadow-hint"]').text())
+      .toContain('admin.accounts.bulkEdit.longContextShadowHint')
+    await wrapper.get('#bulk-edit-openai-long-context-billing-enabled').setValue(true)
+    await wrapper.get('[data-testid="bulk-edit-openai-long-context-billing-toggle"]').trigger('click')
+    await wrapper.get('#bulk-edit-account-form').trigger('submit.prevent')
+    await flushPromises()
+
+    expect(adminAPI.accounts.bulkUpdate).toHaveBeenCalledWith({
+      filters: { platform: 'openai', type: 'oauth', status: 'active' },
+      extra: { openai_long_context_billing_enabled: true }
+    })
+  })
+
+  it('成功响应包含影子继承数量时展示专用提示', async () => {
+    vi.mocked(adminAPI.accounts.bulkUpdate).mockResolvedValueOnce({
+      success: 2,
+      failed: 0,
+      long_context_inherited_count: 1,
+      results: []
+    } as any)
+    const wrapper = mountModal({
+      selectedPlatforms: ['openai'],
+      selectedTypes: ['oauth']
+    })
+    await wrapper.get('#bulk-edit-openai-long-context-billing-enabled').setValue(true)
+    await wrapper.get('#bulk-edit-account-form').trigger('submit.prevent')
+    await flushPromises()
+
+    expect(showSuccess).toHaveBeenCalledWith('admin.accounts.bulkEdit.successWithInherited')
+    expect(translate).toHaveBeenCalledWith('admin.accounts.bulkEdit.successWithInherited', {
+      count: 2,
+      inherited: 1
+    })
+  })
+
+  it('部分成功且包含影子继承数量时展示组合提示', async () => {
+    vi.mocked(adminAPI.accounts.bulkUpdate).mockResolvedValueOnce({
+      success: 1,
+      failed: 1,
+      long_context_inherited_count: 1,
+      results: []
+    } as any)
+    const wrapper = mountModal({
+      selectedPlatforms: ['openai'],
+      selectedTypes: ['oauth']
+    })
+    await wrapper.get('#bulk-edit-openai-long-context-billing-enabled').setValue(true)
+    await wrapper.get('#bulk-edit-account-form').trigger('submit.prevent')
+    await flushPromises()
+
+    expect(showError).toHaveBeenCalledWith('admin.accounts.bulkEdit.partialSuccessWithInherited')
+    expect(translate).toHaveBeenCalledWith('admin.accounts.bulkEdit.partialSuccessWithInherited', {
+      success: 1,
+      failed: 1,
+      inherited: 1
+    })
+  })
+
+  it('全影子长上下文错误使用专用提示并保持弹窗打开', async () => {
+    vi.mocked(adminAPI.accounts.bulkUpdate).mockRejectedValueOnce({
+      status: 400,
+      reason: 'OPENAI_LONG_CONTEXT_PARENT_REQUIRED',
+      message: 'select parent'
+    })
+    const wrapper = mountModal({
+      selectedPlatforms: ['openai'],
+      selectedTypes: ['oauth']
+    })
+    await wrapper.get('#bulk-edit-openai-long-context-billing-enabled').setValue(true)
+    await wrapper.get('#bulk-edit-account-form').trigger('submit.prevent')
+    await flushPromises()
+
+    expect(showError).toHaveBeenCalledWith('admin.accounts.bulkEdit.longContextParentRequired')
+    expect(wrapper.emitted('close')).toBeUndefined()
+  })
+
   it('OpenAI API Key 批量编辑可统一开启上游倍率自动探测', async () => {
     const wrapper = mountModal({
       selectedPlatforms: ['openai'],

frontend/src/i18n/locales/en/admin/accounts.ts

@@ -431,12 +431,16 @@ export default {
         submit: 'Update Accounts',
         updating: 'Updating...',
         success: 'Updated {count} account(s)',
+        successWithInherited: 'Updated {count} account(s). {inherited} selected shadow account(s) still follow their parent account.',
         partialSuccess: 'Partially updated: {success} succeeded, {failed} failed',
+        partialSuccessWithInherited: 'Partially updated: {success} succeeded, {failed} failed. {inherited} selected shadow account(s) still follow their parent account.',
         failed: 'Bulk update failed',
         noSelection: 'Please select accounts to edit',
         noFieldsSelected: 'Select at least one field to update',
         rateSyncWarning: 'Accounts with upstream rate sync enabled cannot be changed in bulk. Disable sync in the account editor first.',
         rateSyncConflict: 'Cannot change account rates: {count} target account(s) have upstream rate sync enabled.',
+        longContextShadowHint: 'Long-context billing belongs to the parent account. Selected shadow accounts keep following their parent, including when targets come from a filter.',
+        longContextParentRequired: 'All selected accounts are shadows. Select the parent account to change long-context billing.',
         mixedPlatformWarning: 'Selected accounts span multiple platforms ({platforms}). Model mapping presets shown are combined — ensure mappings are appropriate for each platform.'
       },
       bulkDeleteTitle: 'Bulk Delete Accounts',

frontend/src/i18n/locales/zh/admin/accounts.ts

@@ -509,12 +509,16 @@ export default {
         submit: '批量更新',
         updating: '更新中...',
         success: '成功更新 {count} 个账号',
+        successWithInherited: '成功更新 {count} 个账号；其中 {inherited} 个影子账号仍跟随母账号。',
         partialSuccess: '部分更新成功：成功 {success} 个，失败 {failed} 个',
+        partialSuccessWithInherited: '部分更新成功：成功 {success} 个，失败 {failed} 个；其中 {inherited} 个影子账号仍跟随母账号。',
         failed: '批量更新失败',
         noSelection: '请选择要编辑的账号',
         noFieldsSelected: '请至少选择一个要更新的字段',
         rateSyncWarning: '已开启上游倍率同步的账号不能批量手工修改倍率，请先在账号编辑页关闭同步。',
         rateSyncConflict: '无法修改账号倍率：{count} 个目标账号已开启上游倍率同步。',
+        longContextShadowHint: '长上下文计费归母账号所有。选中的影子账号仍跟随母账号，筛选全量目标时同样如此。',
+        longContextParentRequired: '选中的账号全部是影子账号，请选择母账号修改长上下文计费。',
         mixedPlatformWarning: '所选账号跨越多个平台（{platforms}）。显示的模型映射预设为合并结果——请确保映射对每个平台都适用。'
       },
       bulkDeleteTitle: '批量删除账号',