diff --git a/schoolNewsServ/.bin/mysql/sql/createTableAI.sql b/schoolNewsServ/.bin/mysql/sql/createTableAI.sql
index d1563e6..e3bf230 100644
--- a/schoolNewsServ/.bin/mysql/sql/createTableAI.sql
+++ b/schoolNewsServ/.bin/mysql/sql/createTableAI.sql
@@ -226,15 +226,10 @@ CREATE TABLE `tb_ai_usage_statistics` (
 INSERT INTO `tb_ai_agent_config` 
   (`id`, `name`, `avatar`, `description`, `connect_internet`,`dify_api_key`, `status`, `creator`, `create_time`) 
 VALUES 
-  ('agent_default_001', '校园助手', NULL, '我是您的智能校园助手，可以帮助您解答校园相关问题', 
+  ('agent_default_001', '校园助手', NULL, '你是一个专业的思政学习助手，致力于帮助用户学习思想政治理论知识。', 
    0, 'app-fwOqGFLTsZtekCQYlOmj9f8x', 1, '1', NOW());
 
 -- 插入示例知识库（需要配合权限表使用）
-INSERT INTO `tb_ai_knowledge` 
-  (`id`, `title`, `description`, `category`, `status`, `creator`, `creator_dept`, `create_time`) 
-VALUES 
-  ('knowledge_demo_001', '校园规章制度', '学校各项规章制度汇总', '规章制度', 1, '1', 'root_department', NOW()),
-  ('knowledge_demo_002', '新生入学指南', '新生入学相关事项说明', '入学指导', 1, '1', 'root_department', NOW());
 
 -- 为示例知识库创建权限（公开可读）
 -- 注意：实际使用时应该在应用层通过权限服务自动创建
diff --git a/schoolNewsServ/ai/src/main/java/org/xyzh/ai/service/impl/AiChatServiceImpl.java b/schoolNewsServ/ai/src/main/java/org/xyzh/ai/service/impl/AiChatServiceImpl.java
index 17d506b..edf79e4 100644
--- a/schoolNewsServ/ai/src/main/java/org/xyzh/ai/service/impl/AiChatServiceImpl.java
+++ b/schoolNewsServ/ai/src/main/java/org/xyzh/ai/service/impl/AiChatServiceImpl.java
@@ -283,6 +283,7 @@ public class AiChatServiceImpl implements AiChatService {
             inputs.put("connectInternet", agent.getConnectInternet());
             inputs.put("datasets", JSON.toJSONString(knowledgeIds));
             inputs.put("dataset_apikey", difyConfig.getKnowledgeApiKey());
+            inputs.put("promt", agent.getDescription());
             chatRequest.setInputs(inputs);
             chatRequest.setFiles(filesData);
             // 6. 调用Dify流式对话