diff --git a/.memory/worklog.json b/.memory/worklog.json
index 1518221..7d9350a 100644
--- a/.memory/worklog.json
+++ b/.memory/worklog.json
@@ -1,12 +1,5 @@
 {
   "entries": [
-    {
-      "files_changed": 1,
-      "hash": "b4f5612",
-      "message": "docs: record common size layout deployment",
-      "ts": "2026-05-20T19:51:09+08:00",
-      "type": "commit"
-    },
     {
       "files_changed": 1,
       "message": "Codex 会话活跃 · 最近命令：codex · 分支 main · 1 项未提交变更 · 最近提交：docs: record common size layout deployment",
@@ -3197,6 +3190,13 @@
       "message": "auto-save 2026-05-27 17:29 (~3)",
       "hash": "6ac548a",
       "files_changed": 3
+    },
+    {
+      "ts": "2026-05-27T17:51:41+08:00",
+      "type": "commit",
+      "message": "auto-save 2026-05-27 17:51 (~4)",
+      "hash": "dab4bde",
+      "files_changed": 4
     }
   ]
 }
diff --git a/web/canvas-app/src/components/nodes/VideoConfigNode.vue b/web/canvas-app/src/components/nodes/VideoConfigNode.vue
index f6dae07..83a04b4 100644
--- a/web/canvas-app/src/components/nodes/VideoConfigNode.vue
+++ b/web/canvas-app/src/components/nodes/VideoConfigNode.vue
@@ -105,7 +105,7 @@
       </div> -->
 
         <!-- Generate button | 生成按钮 -->
-        <button @click="handleGenerate" :disabled="isGenerating || !isConfigured"
+        <button @click="handleGenerate" :disabled="isGenerating || !canGenerate"
           class="w-full flex items-center justify-center gap-2 py-2 px-4 rounded-lg bg-[var(--accent-color)] hover:bg-[var(--accent-hover)] text-white text-sm font-medium transition-colors disabled:opacity-50 disabled:cursor-not-allowed">
           <n-spin v-if="isGenerating" :size="14" />
           <template v-else>
@@ -115,6 +115,9 @@
             生成视频
           </template>
         </button>
+        <div v-if="!canGenerate" class="text-xs text-amber-500 mt-2">
+          当前环境未配置视频 API，只能预览模型、比例和时长。
+        </div>
 
         <!-- Error message | 错误信息 -->
         <div v-if="error" class="text-xs text-red-500 mt-2">
@@ -164,9 +167,6 @@ const props = defineProps({
 // Vue Flow instance | Vue Flow 实例
 const { updateNodeInternals } = useVueFlow()
 
-// API config state | API 配置状态
-const isConfigured = computed(() => !!modelStore.currentApiKey)
-
 // Video generation hook | 视频生成 hook
 const { loading, error, status, video: generatedVideo, progress, createVideoTaskOnly } = useVideoGeneration()
 
@@ -218,6 +218,7 @@ const imagesByRole = computed(() => {
 
 // Get current model config | 获取当前模型配置
 const currentModelConfig = computed(() => getModelConfig(localModel.value))
+const canGenerate = computed(() => !!modelStore.currentApiKey && currentModelConfig.value?.available !== false)
 
 // Model options from Pinia store (filtered by provider) | 从 Pinia store 获取模型选项（根据渠道过滤）
 const modelOptions = computed(() => modelStore.allVideoModelOptions)