From 6d37542b0b4bef76b086e08c414b62d80de898f9 Mon Sep 17 00:00:00 2001
From: Your Name <your.email@example.com>
Date: Sat, 31 Jan 2026 23:17:53 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E6=99=BA=E8=83=BD=E8=87=AA=E5=8A=A8?=
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Co-authored-by: Cursor <cursoragent@cursor.com>
---
 components/multimodal-input.tsx | 20 +++++++++-----------
 1 file changed, 9 insertions(+), 11 deletions(-)

diff --git a/components/multimodal-input.tsx b/components/multimodal-input.tsx
index a398c76ed..9410f0f14 100644
--- a/components/multimodal-input.tsx
+++ b/components/multimodal-input.tsx
@@ -1098,18 +1098,16 @@ function PureModelSelectorCompact({
       onValueChange={(modelName) => {
         const model = displayModels.find((m) => m.displayName === modelName);
         if (model) {
-          // 如果选择的是"自动"，则智能选择一个真实模型
+          // 🆕 如果选择的是"自动"模式，直接传递 "auto" 给后端
+          // 后端会使用智能分析器进行意图识别和模型选择
           if (model.id === "auto") {
-            const bestModel = selectBestModel();
-            if (bestModel) {
-              console.log(`[自动选择] 根据${attachments.length > 0 ? '有附件' : '无附件'}情况，选择模型: ${bestModel.displayName}`);
-              setOptimisticModelId(bestModel.id);
-              onModelChange?.(bestModel.id);
-              startTransition(() => {
-                saveChatModelAsCookie(bestModel.id);
-              });
-              return;
-            }
+            console.log("[自动模式] 选择智能自动模式，后端将进行意图分析和模型路由");
+            setOptimisticModelId("auto");
+            onModelChange?.("auto");
+            startTransition(() => {
+              saveChatModelAsCookie("auto");
+            });
+            return;
           }
           
           setOptimisticModelId(model.id);