diff --git a/astrbot/core/provider/sources/openai_source.py b/astrbot/core/provider/sources/openai_source.py
index 14c2da2de..b286eb701 100644
--- a/astrbot/core/provider/sources/openai_source.py
+++ b/astrbot/core/provider/sources/openai_source.py
@@ -99,6 +99,11 @@ class ProviderOpenAIOfficial(Provider):
         for key in to_del:
             del payloads[key]
 
+        # 针对 qwen3 模型的特殊处理：非流式调用必须设置 enable_thinking=false
+        model = payloads.get("model", "")
+        if "qwen3" in model.lower():
+            extra_body["enable_thinking"] = False
+
         completion = await self.client.chat.completions.create(
             **payloads, stream=False, extra_body=extra_body
         )