diff --git a/client/src/manifest.json b/client/src/manifest.json
index 7645e38..3c9f343 100644
--- a/client/src/manifest.json
+++ b/client/src/manifest.json
@@ -1,7 +1,7 @@
 {
   "name": "宇之然AI维度",
   "appid": "wxdad62baf4ccd09e3",
-  "versionName": "1.2.0",
+  "versionName": "1.3.0",
   "versionCode": "100",
   "description": "AI 知识探索社区 — 从5个维度系统理解人工智能",
   "uni-app": {
diff --git a/server/src/scripts/update-trends.js b/server/src/scripts/update-trends.js
index 5ceecde..fdf9df1 100644
--- a/server/src/scripts/update-trends.js
+++ b/server/src/scripts/update-trends.js
@@ -200,7 +200,7 @@ async function explainItems(items) {
 
 资讯标题：${item.title}
 ${item.summary ? '摘要：' + String(item.summary).slice(0, 200) : ''}`;
-    const out = await callAI([{ role: 'user', content: prompt }], 300);
+    const out = await callAI([{ role: 'user', content: prompt }], 900);
     const m = out.match(/\{[\s\S]*?\}/);
     if (m) {
       try {