diff --git a/backend/internal/http/handler/user_generation.go b/backend/internal/http/handler/user_generation.go
index 63d207b..4d4c70e 100644
--- a/backend/internal/http/handler/user_generation.go
+++ b/backend/internal/http/handler/user_generation.go
@@ -130,6 +130,7 @@ func (h *UserGenerationHandler) Test(c *gin.Context) {
 		Resolution      string   `json:"resolution"`
 		Duration        string   `json:"duration"`
 		ReferenceImages []string `json:"reference_images"`
+		AccountID       string   `json:"account_id"`
 	}
 	if err := c.ShouldBindJSON(&body); err != nil {
 		c.JSON(http.StatusBadRequest, gin.H{"detail": "invalid request body"})
@@ -143,6 +144,7 @@ func (h *UserGenerationHandler) Test(c *gin.Context) {
 		Resolution:      body.Resolution,
 		Duration:        body.Duration,
 		ReferenceImages: body.ReferenceImages,
+		AccountID:       body.AccountID,
 	})
 	if err != nil {
 		switch {
diff --git a/backend/internal/service/user_generation.go b/backend/internal/service/user_generation.go
index ef65163..2ab24ae 100644
--- a/backend/internal/service/user_generation.go
+++ b/backend/internal/service/user_generation.go
@@ -33,6 +33,8 @@ type UserGenerateRequest struct {
 	Resolution      string
 	Duration        string
 	ReferenceImages []string
+	// AccountID pins an admin test to one specific provider account (账号生图测试).
+	AccountID string
 }
 
 func (s *UserGenerationService) Generate(ctx context.Context, user *model.User, in UserGenerateRequest) (map[string]any, error) {
@@ -102,6 +104,7 @@ func (s *UserGenerationService) AdminTest(ctx context.Context, user *model.User,
 			AspectRatio:     in.Ratio,
 			Resolution:      in.Resolution,
 			ReferenceImages: in.ReferenceImages,
+			AccountID:       in.AccountID,
 		})
 	default:
 		return s.v1.prepareAdminTestImage(ctx, principal, V1ImageRequest{
@@ -110,6 +113,7 @@ func (s *UserGenerationService) AdminTest(ctx context.Context, user *model.User,
 			AspectRatio:     in.Ratio,
 			Resolution:      in.Resolution,
 			ReferenceImages: in.ReferenceImages,
+			AccountID:       in.AccountID,
 		})
 	}
 }
diff --git a/backend/internal/service/v1.go b/backend/internal/service/v1.go
index f8429f0..8bfba0a 100644
--- a/backend/internal/service/v1.go
+++ b/backend/internal/service/v1.go
@@ -203,6 +203,9 @@ type V1ImageRequest struct {
 	// used to build absolute, directly-downloadable output URLs. Empty falls
 	// back to a relative "/images/..." path.
 	BaseURL string
+	// AccountID pins the generation to one specific provider account (admin
+	// account-test). Empty keeps the normal pool selection with failover.
+	AccountID string
 }
 
 type V1VideoRequest struct {
@@ -214,6 +217,8 @@ type V1VideoRequest struct {
 	ReferenceImages []string
 	// BaseURL — see V1ImageRequest.BaseURL.
 	BaseURL string
+	// AccountID — see V1ImageRequest.AccountID.
+	AccountID string
 }
 
 func NewV1Service(cfg *config.Config, models *repo.ModelRepository, users *repo.UserRepository, events *repo.EventRepository, tokens *repo.TokenRepository, settings *repo.SiteSettingRepository, cgroups *repo.ConcurrencyGroupRepository, conc *ConcurrencyService, adobeClient *adobe.Client, chatGPTClient *chatgpt.Client, runwayClient *runway.Client, leonardoClient *leonardo.Client, kreaClient *krea.Client, imagineClient *imagine.Client, grokClient *grok.Client, customClient *custom.Client, store *storage.Client) *V1Service {
@@ -1547,6 +1552,7 @@ func (s *V1Service) generateAdobeImage(ctx context.Context, eventID string, mode
 			active = append(active, item)
 		}
 	}
+	active = pinTestAccount(items, active, in.AccountID)
 	if len(active) == 0 {
 		return nil, ErrNoProviderAccount
 	}
@@ -1602,6 +1608,7 @@ func (s *V1Service) generateAdobeVideo(ctx context.Context, eventID string, mode
 			active = append(active, item)
 		}
 	}
+	active = pinTestAccount(items, active, in.AccountID)
 	if len(active) == 0 {
 		return nil, "", ErrNoProviderAccount
 	}
@@ -1686,6 +1693,7 @@ func (s *V1Service) generateRunwayVideo(ctx context.Context, eventID string, mod
 		}
 		active = append(active, item)
 	}
+	active = pinTestAccount(items, active, in.AccountID)
 	if len(active) == 0 {
 		return nil, "", ErrNoProviderAccount
 	}
@@ -1827,6 +1835,7 @@ func (s *V1Service) generateCustomImage(ctx context.Context, eventID string, mod
 	if err != nil {
 		return nil, err
 	}
+	active = pinTestAccount(active, active, in.AccountID)
 	if len(active) == 0 {
 		return nil, ErrNoProviderAccount
 	}
@@ -1894,6 +1903,7 @@ func (s *V1Service) generateCustomVideo(ctx context.Context, eventID string, mod
 	if err != nil {
 		return nil, "", err
 	}
+	active = pinTestAccount(active, active, in.AccountID)
 	if len(active) == 0 {
 		return nil, "", ErrNoProviderAccount
 	}
@@ -2058,6 +2068,7 @@ func (s *V1Service) generateGrokVideo(ctx context.Context, eventID string, model
 		}
 		active = append(active, item)
 	}
+	active = pinTestAccount(items, active, in.AccountID)
 	if len(active) == 0 {
 		return nil, "", ErrNoProviderAccount
 	}
@@ -2161,6 +2172,7 @@ func (s *V1Service) generateRunwayImage(ctx context.Context, eventID string, mod
 		}
 		active = append(active, item)
 	}
+	active = pinTestAccount(items, active, in.AccountID)
 	if len(active) == 0 {
 		return nil, ErrNoProviderAccount
 	}
@@ -2281,6 +2293,7 @@ func (s *V1Service) generateChatGPTImage(ctx context.Context, eventID string, mo
 			active = append(active, item)
 		}
 	}
+	active = pinTestAccount(items, active, in.AccountID)
 	if len(active) == 0 {
 		return nil, ErrNoProviderAccount
 	}
@@ -2387,6 +2400,7 @@ func (s *V1Service) generateLeonardoImage(ctx context.Context, eventID string, m
 		}
 		active = append(active, item)
 	}
+	active = pinTestAccount(items, active, in.AccountID)
 	if len(active) == 0 {
 		return nil, ErrNoProviderAccount
 	}
@@ -2538,6 +2552,7 @@ func (s *V1Service) generateKreaImage(ctx context.Context, eventID string, model
 			active = append(active, item)
 		}
 	}
+	active = pinTestAccount(items, active, in.AccountID)
 	if len(active) == 0 {
 		return nil, ErrNoProviderAccount
 	}
@@ -2614,6 +2629,7 @@ func (s *V1Service) generateImagineImage(ctx context.Context, eventID string, mo
 			active = append(active, item)
 		}
 	}
+	active = pinTestAccount(items, active, in.AccountID)
 	if len(active) == 0 {
 		return nil, ErrNoProviderAccount
 	}
@@ -3110,6 +3126,23 @@ func (s *V1Service) nextCursor(pool string) uint64 {
 // cycles in fixed order regardless of fails or last_used. The fall-through
 // retry chain is preserved — on failure the caller's loop simply continues to
 // the next account in rotation order.
+// pinTestAccount narrows account selection to the single account requested by
+// an admin 账号生图测试. The pinned account is taken from the pool's full list
+// (bypassing active/dead/limited filters) so a limited or disabled account can
+// still be probed. Returns nil when the account isn't in this pool.
+func pinTestAccount(items, active []model.TokenAccount, accountID string) []model.TokenAccount {
+	id := strings.TrimSpace(accountID)
+	if id == "" {
+		return active
+	}
+	for _, item := range items {
+		if item.ID == id && strings.TrimSpace(item.Value) != "" {
+			return []model.TokenAccount{item}
+		}
+	}
+	return nil
+}
+
 func (s *V1Service) rotateRoundRobin(pool string, items []model.TokenAccount) {
 	if len(items) <= 1 {
 		return
diff --git a/frontend/src/components/AccountTestModal.vue b/frontend/src/components/AccountTestModal.vue
new file mode 100644
index 0000000..bc4b473
--- /dev/null
+++ b/frontend/src/components/AccountTestModal.vue
@@ -0,0 +1,168 @@
+<script setup>
+import { ref, computed, onUnmounted } from 'vue'
+import { api, jsonBody } from '../api'
+import Icon from './Icon.vue'
+import SelectMenu from './SelectMenu.vue'
+
+// 账号生成测试:固定使用某个 provider 账号跑一次生成(图像或视频)。
+// 模型列表由 AccountsView 打开页面时预加载好传入,弹窗即开即用。
+const props = defineProps({
+  account: { type: Object, required: true }, // { pool, id, email, type }
+  allModels: { type: Array, default: () => [] },
+})
+const emit = defineEmits(['close'])
+
+// 该账号所属 provider 的全部模型(图像 + 视频)。
+const models = computed(() =>
+  props.allModels.filter((m) => (m.provider || '') === props.account.pool))
+const selectedModel = ref('')
+if (models.value.length) selectedModel.value = models.value[0].alias || models.value[0].id
+
+const modelOptions = computed(() => models.value.map((m) => ({
+  value: m.alias || m.id,
+  label: `${m.alias || m.id}${m.type === 'video' ? ' · 视频' : ''}`,
+})))
+const currentModel = computed(() =>
+  models.value.find((m) => (m.alias || m.id) === selectedModel.value) || null)
+const isVideo = computed(() => currentModel.value?.type === 'video')
+
+const prompt = ref('a cute cat sitting on a desk, studio lighting')
+
+const busy = ref(false)
+const status = ref('')
+const error = ref('')
+const resultUrl = ref('')
+const resultKind = ref('')
+
+// Gateway-timeout recovery — same policy as TestModal: the backend detaches the
+// render from the request, so on a 524/504 we keep polling /jobs/mine?source=admin.
+const GATEWAY_TIMEOUT = new Set([0, 408, 504, 520, 521, 522, 523, 524, 525])
+let recoverTimer = null
+let recoverJobId = ''
+let recoverSubmitTs = 0
+onUnmounted(() => clearTimeout(recoverTimer))
+
+function firstDuration(m) {
+  const keys = Object.keys(m?.duration_prices || {})
+    .sort((a, b) => parseFloat(a) - parseFloat(b))
+  return keys[0] || '5s'
+}
+
+async function run() {
+  if (!selectedModel.value) { error.value = '请选择模型'; return }
+  if (!prompt.value.trim()) { error.value = '请输入指令'; return }
+  busy.value = true
+  error.value = ''
+  status.value = isVideo.value ? '正在生成视频 (约 1–3 分钟)…' : '正在生成…'
+  resultUrl.value = ''
+  resultKind.value = ''
+  const m = currentModel.value
+  const payload = {
+    model: selectedModel.value,
+    prompt: prompt.value,
+    ratio: (m?.ratios && m.ratios[0]) || (isVideo.value ? '16x9' : '1:1'),
+    resolution: (m?.resolutions && m.resolutions[0]) || '',
+    account_id: props.account.id,
+  }
+  if (isVideo.value) payload.duration = firstDuration(m)
+  recoverSubmitTs = Date.now()
+  const r = await api('/test', jsonBody('POST', payload))
+  if (r.ok && r.data?.url) {
+    busy.value = false
+    resultUrl.value = r.data.url
+    resultKind.value = r.data.kind || (isVideo.value ? 'video' : 'image')
+    status.value = `完成 · ${r.data.provider} · ${(r.data.elapsed_ms / 1000).toFixed(1)}s`
+  } else if (GATEWAY_TIMEOUT.has(r.status)) {
+    status.value = isVideo.value ? '生成视频中 (约 1–3 分钟)…' : '生成中…'
+    recoverJobId = ''
+    clearTimeout(recoverTimer)
+    recoverTimer = setTimeout(recover, 3000)
+  } else {
+    busy.value = false
+    status.value = ''
+    error.value = r.data?.detail || `失败 (${r.status})`
+  }
+}
+
+async function recover() {
+  const r = await api('/jobs/mine?source=admin')
+  if (!r.ok) { recoverTimer = setTimeout(recover, 3000); return }
+  const { pending, latest } = r.data || {}
+  if (pending) {
+    recoverJobId = pending.id
+    recoverTimer = setTimeout(recover, 3000)
+    return
+  }
+  const mine = latest && (
+    (recoverJobId && latest.id === recoverJobId) ||
+    (!recoverJobId && latest.ts && latest.ts * 1000 >= recoverSubmitTs - 2000)
+  )
+  if (mine && latest.status === 'success' && latest.url) {
+    busy.value = false
+    resultUrl.value = latest.url
+    resultKind.value = latest.kind || (isVideo.value ? 'video' : 'image')
+    status.value = `完成 · ${(latest.elapsed_ms / 1000).toFixed(1)}s`
+    return
+  }
+  if (mine && latest.status === 'failed') {
+    busy.value = false
+    status.value = ''
+    error.value = latest.error || '生成失败'
+    return
+  }
+  recoverTimer = setTimeout(recover, 3000)
+}
+</script>
+
+<template>
+  <div class="fixed inset-0 z-50 bg-black/70 backdrop-blur-sm flex items-start justify-center overflow-y-auto p-4"
+       @click.self="emit('close')">
+    <div class="card !shadow-2xl my-12 w-full max-w-lg">
+      <div class="px-5 py-4 border-b border-white/[0.06] flex items-center justify-between">
+        <div class="min-w-0">
+          <h2 class="text-sm font-semibold">账号生成测试</h2>
+          <div class="text-xs text-white/45 font-mono truncate">{{ account.email || account.id }} · {{ account.pool }}</div>
+        </div>
+        <button @click="emit('close')" class="text-white/40 hover:text-white transition-colors">
+          <Icon name="close" class="w-5 h-5" />
+        </button>
+      </div>
+
+      <div class="p-5 space-y-4">
+        <div>
+          <label class="lbl">模型</label>
+          <div v-if="!models.length" class="text-xs text-amber-300">该账号所属 provider ({{ account.pool }}) 没有可用的模型</div>
+          <SelectMenu v-else v-model="selectedModel" :options="modelOptions" placeholder="选择模型" />
+        </div>
+
+        <div>
+          <label class="lbl">指令</label>
+          <textarea v-model="prompt" rows="3" class="field resize-none" placeholder="输入测试指令…"></textarea>
+        </div>
+
+        <button @click="run" :disabled="busy || !models.length" class="btn-primary w-full">
+          <Icon name="spark" class="w-4 h-4" /> {{ busy ? (isVideo ? '生成中…(请耐心等待)' : '生成中…') : '生成' }}
+        </button>
+
+        <p v-if="status" class="text-xs text-white/55">{{ status }}</p>
+        <p v-if="error" class="text-xs text-rose-300 break-all">{{ error }}</p>
+
+        <div v-if="resultUrl" class="rounded-xl ring-1 ring-white/10 bg-white/[0.03] overflow-hidden grid place-items-center min-h-[220px]">
+          <video v-if="resultKind === 'video'" :src="resultUrl" controls autoplay
+                 class="max-w-full max-h-[420px] object-contain" />
+          <img v-else :src="resultUrl" class="max-w-full max-h-[360px] object-contain" />
+        </div>
+      </div>
+    </div>
+  </div>
+</template>
+
+<style scoped>
+.lbl {
+  display: block;
+  font-size: 0.72rem;
+  font-weight: 500;
+  color: rgb(255 255 255 / 0.55);
+  margin-bottom: 0.4rem;
+}
+</style>
diff --git a/frontend/src/views/AccountsView.vue b/frontend/src/views/AccountsView.vue
index 6b0d344..daae2dc 100644
--- a/frontend/src/views/AccountsView.vue
+++ b/frontend/src/views/AccountsView.vue
@@ -5,6 +5,7 @@ import { fmtTs, fmtIso, fmtDate, fmtClock } from '../utils/format'
 import ImportModal from '../components/ImportModal.vue'
 import UpstreamModal from '../components/UpstreamModal.vue'
 import AccountEditModal from '../components/AccountEditModal.vue'
+import AccountTestModal from '../components/AccountTestModal.vue'
 import Icon from '../components/Icon.vue'
 
 const rows = ref([])
@@ -16,6 +17,14 @@ const editingUpstream = ref(null)
 function editUpstream(a) { editingUpstream.value = a; showUpstream.value = true }
 const editingAccount = ref(null)
 function editAccount(a) { editingAccount.value = a }
+const testingAccount = ref(null)
+function testAccount(a) { testingAccount.value = a }
+// 预加载模型列表，让「生图测试」弹窗即开即用(不显示加载中)。
+const allModels = ref([])
+async function loadModelList() {
+  const r = await api('/managed-models')
+  allModels.value = r.data?.data || []
+}
 // Reflect the saved values in the table without a full reload.
 function applyEdit(payload) {
   const row = editingAccount.value
@@ -299,7 +308,7 @@ async function deleteSelected() {
   }
 }
 
-onMounted(loadAccounts)
+onMounted(() => { loadAccounts(); loadModelList() })
 </script>
 
 <template>
@@ -391,7 +400,7 @@ onMounted(loadAccounts)
         <button v-if="!rows.length" @click="showImport = true" class="btn-soft mt-1">导入第一个</button>
       </div>
 
-      <table v-else class="w-full text-sm table-fixed min-w-[1040px]">
+      <table v-else class="w-full text-sm table-fixed min-w-[1080px]">
         <colgroup>
           <col class="w-9" />      <!-- select -->
           <col />                  <!-- identity (flex) -->
@@ -404,7 +413,7 @@ onMounted(loadAccounts)
           <col class="w-28" />     <!-- last used -->
           <col class="w-40" />     <!-- inflight/success/fail -->
           <col class="w-16" />     <!-- status switch -->
-          <col class="w-24" />     <!-- actions -->
+          <col class="w-32" />     <!-- actions -->
         </colgroup>
         <thead>
           <tr class="text-[10px] uppercase tracking-[0.2em] text-white/40 border-b border-white/[0.06]">
@@ -523,6 +532,9 @@ onMounted(loadAccounts)
             <!-- actions -->
             <td class="px-3 py-3.5 align-middle whitespace-nowrap">
               <div class="flex items-center justify-end gap-2">
+                <button @click="testAccount(a)" class="act" title="生图测试">
+                  <Icon name="spark" class="w-3.5 h-3.5" />
+                </button>
                 <button v-if="a.type !== 'custom'" @click="editAccount(a)" class="act" title="编辑">
                   <Icon name="config" class="w-3.5 h-3.5" />
                 </button>
@@ -557,6 +569,7 @@ onMounted(loadAccounts)
     <ImportModal v-if="showImport" @close="showImport = false" @imported="loadAccounts" />
     <UpstreamModal v-if="showUpstream" :account="editingUpstream" @close="showUpstream = false; editingUpstream = null" @imported="loadAccounts" />
     <AccountEditModal v-if="editingAccount" :account="editingAccount" @saved="applyEdit" @close="editingAccount = null" />
+    <AccountTestModal v-if="testingAccount" :account="testingAccount" :all-models="allModels" @close="testingAccount = null" />
   </section>
 </template>