diff --git a/backend/src/main/java/com/imeeting/service/biz/impl/MeetingSummaryPromptAssembler.java b/backend/src/main/java/com/imeeting/service/biz/impl/MeetingSummaryPromptAssembler.java
index 498c400..0c9eaed 100644
--- a/backend/src/main/java/com/imeeting/service/biz/impl/MeetingSummaryPromptAssembler.java
+++ b/backend/src/main/java/com/imeeting/service/biz/impl/MeetingSummaryPromptAssembler.java
@@ -227,11 +227,12 @@ public class MeetingSummaryPromptAssembler {
   private String buildSummaryOutputSchema() {
     return """
       {
-        "summaryContent": "完整会议纪要正文，使用 markdown",
+        "summaryContent": string,
         "analysis": {
-          "keywords": ["关键词"]
+          "keywords": array
         }
       }
+      其中summaryContent为完整会议纪要正文，使用 markdown,analysis.keywords为关键词数组
       """;
     }
 
@@ -240,13 +241,13 @@ public class MeetingSummaryPromptAssembler {
       {
         "chapters": [
           {
-            "chapterNo": 1,
-            "title": "章节标题",
-            "summary": "章节摘要",
-            "keywords": ["关键词"],
-            "startTranscriptId": 1,
-            "endTranscriptId": 2,
-            "confidence": 0.95
+            "chapterNo": number,
+            "title": string,
+            "summary": string,
+            "keywords": array,
+            "startTranscriptId": number,
+            "endTranscriptId":number,
+            "confidence": number
           }
         ]
       }