diff --git a/server/ai/client.js b/server/ai/client.js
index 143297f..85601ed 100644
--- a/server/ai/client.js
+++ b/server/ai/client.js
@@ -19,10 +19,9 @@ function getErrorMsg(status, data) {
   }
 }
 
-async function callDeepSeek(messages, temperature, userId) {
-  if (temperature === undefined) temperature = 0.1;
+async function callDeepSeek(messages, userId, temperature = 0.1) {
   console.log('调用 DeepSeek...');
-  var body = { model: 'deepseek-v4-flash', messages: messages, temperature: temperature, stream: false };
+  var body = { model: 'deepseek-v4-flash', messages: messages, temperature: temperature, stream: false, thinking: { type: 'disabled' } };
   if (userId) body.user_id = sanitizeUserId(userId);
   var res = await fetch('https://api.deepseek.com/chat/completions', {
     method: 'POST',
diff --git a/server/handlers.js b/server/handlers.js
index 5189fff..62d0881 100644
--- a/server/handlers.js
+++ b/server/handlers.js
@@ -187,7 +187,7 @@ async function callDeepSeekForSummary(prompt, userId) {
     { role: 'system', content: '你是一个财务助手，请根据采购记录生成简洁回复。' },
     { role: 'user', content: prompt }
   ];
-  return callDeepSeek(messages, 0.3, userId);
+  return callDeepSeek(messages, userId);
 }
 
 module.exports = {
diff --git a/server/routes/messages.js b/server/routes/messages.js
index 008dc5e..fcd81f0 100644
--- a/server/routes/messages.js
+++ b/server/routes/messages.js
@@ -69,7 +69,7 @@ async function analyzeWithDeepSeek(text, historyMessages, username, isAdmin, roo
     ...historyMessages.slice(-30),
     { role: 'user', content: `${username}: ${text}` }
   ];
-  const content = await callDeepSeek(messages, 0.1, username);
+  const content = await callDeepSeek(messages, username);
   console.log('🤖 AI 返回:', content);
   try {
     const parsed = JSON.parse(content.replace(/```json|```/g, '').trim());