diff --git a/apps/web/src/api/tts/types.ts b/apps/web/src/api/tts/types.ts
index 39e1046d5..e7d5c7850 100644
--- a/apps/web/src/api/tts/types.ts
+++ b/apps/web/src/api/tts/types.ts
@@ -103,6 +103,7 @@ export interface TTSPreviewRequest {
   voice_id: string
   speed?: number
   pitch?: number
+  emotion?: string  // 情绪参数：natural/excited/calm/friendly
 }
 
 /** TTS 试听响应 */
diff --git a/apps/web/src/pages/ai-avatar/AiAvatarPage.tsx b/apps/web/src/pages/ai-avatar/AiAvatarPage.tsx
index 24fd408d7..55bc2110c 100644
--- a/apps/web/src/pages/ai-avatar/AiAvatarPage.tsx
+++ b/apps/web/src/pages/ai-avatar/AiAvatarPage.tsx
@@ -93,6 +93,7 @@ const AiAvatarPage: React.FC = () => {
         voice_id: voice.voice_id,
         script_text: state.scriptText,
         video_url: videoUrl,
+        emotion: state.emotion,  // 传递情绪参数
       }
       console.log("[对口型] createLipsyncJob 请求:", payload)
       const job = await createLipsyncJob(payload)
diff --git a/apps/web/src/pages/ai-avatar/api/aiAvatar.ts b/apps/web/src/pages/ai-avatar/api/aiAvatar.ts
index 75704c47c..d8c53523b 100644
--- a/apps/web/src/pages/ai-avatar/api/aiAvatar.ts
+++ b/apps/web/src/pages/ai-avatar/api/aiAvatar.ts
@@ -39,6 +39,7 @@ export const createLipsyncJob = async (data: {
   voice_id: string
   script_text: string
   video_url: string
+  emotion?: string  // 情绪参数：natural/excited/calm/friendly
 }): Promise<LipsyncJob> => {
   const response = await apiClient.post<LipsyncJob>("/lipsync/jobs", data)
   return response.data
diff --git a/apps/web/src/pages/ai-avatar/components/PanelVoiceSelector.tsx b/apps/web/src/pages/ai-avatar/components/PanelVoiceSelector.tsx
index 6af6e2a0e..a67f15aff 100644
--- a/apps/web/src/pages/ai-avatar/components/PanelVoiceSelector.tsx
+++ b/apps/web/src/pages/ai-avatar/components/PanelVoiceSelector.tsx
@@ -151,6 +151,7 @@ export function PanelVoiceSelector({
           text: VOICE_PREVIEW_TEXT,
           voice_id: targetId,
           speed: 1.0,
+          emotion: emotion,  // 传递情绪参数
         })
         console.log("[AI数字人-克隆试听] previewTts 响应:", {
           audio_url: res.audio_url?.substring(0, 80),