diff --git a/src/main/java/com/knowledge/base/application/service/LLMAppServiceImpl.java b/src/main/java/com/knowledge/base/application/service/LLMAppServiceImpl.java
index fd950cf..10bdb0d 100644
--- a/src/main/java/com/knowledge/base/application/service/LLMAppServiceImpl.java
+++ b/src/main/java/com/knowledge/base/application/service/LLMAppServiceImpl.java
@@ -7,7 +7,6 @@ import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
 import org.springframework.web.servlet.mvc.method.annotation.SseEmitter;
 
-import java.io.*;
 import java.util.Map;
 
 @Service
@@ -25,20 +24,16 @@ public class LLMAppServiceImpl implements LLMAppService {
     @Override
     public SseEmitter ask(String llmToken, String question, Map<String, Object> params) throws Exception {
         SseEmitter emitter = new SseEmitter(0L); // 不超时
+        SseOutputAdapter writer = new SseOutputAdapter(emitter);
 
-        new Thread(() -> {
-            try {
-                llmServiceFactory.current().streamAnswer(llmToken, question, params, new SseOutputAdapter(emitter));
-                emitter.complete();
-            } catch (Exception e) {
-                try {
-                    emitter.send(SseEmitter.event().data("{\"error\": \"LLM异常\"}"));
-                } catch (IOException ignored) {
-                    log.error("error", e);
-                }
-                emitter.completeWithError(e);
-            }
-        }).start();
+        try {
+            llmServiceFactory.current().streamAnswer(llmToken, question, params, writer);
+            emitter.complete();
+        } catch (Exception e) {
+            log.error("LLM调用异常", e);
+            emitter.send(SseEmitter.event().data("{\"error\": \"LLM异常\"}"));
+            emitter.completeWithError(e);
+        }
 
         return emitter;
     }
diff --git a/src/main/java/com/knowledge/base/infrastructure/south/llm/AnythingLLMServiceImpl.java b/src/main/java/com/knowledge/base/infrastructure/south/llm/AnythingLLMServiceImpl.java
index a53da9d..055f9fc 100644
--- a/src/main/java/com/knowledge/base/infrastructure/south/llm/AnythingLLMServiceImpl.java
+++ b/src/main/java/com/knowledge/base/infrastructure/south/llm/AnythingLLMServiceImpl.java
@@ -64,10 +64,7 @@ public class AnythingLLMServiceImpl implements LLMService {
 
             String line;
             while ((line = reader.readLine()) != null) {
-                if (line.startsWith("data:")) {
-                    line = line.substring(5).trim();
-                }
-                writer.writeJsonLine(line);
+                writer.writeLine(line); // 透传 data: xxx\n\n 格式
             }
         }
     }
diff --git a/src/main/java/com/knowledge/base/infrastructure/util/http/SseOutputAdapter.java b/src/main/java/com/knowledge/base/infrastructure/util/http/SseOutputAdapter.java
index ec89fcd..7f91c9d 100644
--- a/src/main/java/com/knowledge/base/infrastructure/util/http/SseOutputAdapter.java
+++ b/src/main/java/com/knowledge/base/infrastructure/util/http/SseOutputAdapter.java
@@ -19,9 +19,4 @@ public class SseOutputAdapter implements WriterAdapter {
             emitter.send(SseEmitter.event().data(line));
         }
     }
-
-    @Override
-    public void writeJsonLine(String json) throws IOException {
-        emitter.send(SseEmitter.event().data(json));
-    }
 }
diff --git a/src/main/java/com/knowledge/base/infrastructure/util/http/WriterAdapter.java b/src/main/java/com/knowledge/base/infrastructure/util/http/WriterAdapter.java
index e53101d..92a73d0 100644
--- a/src/main/java/com/knowledge/base/infrastructure/util/http/WriterAdapter.java
+++ b/src/main/java/com/knowledge/base/infrastructure/util/http/WriterAdapter.java
@@ -4,7 +4,5 @@ import java.io.IOException;
 
 public interface WriterAdapter {
     void writeLine(String line) throws IOException;
-
-    void writeJsonLine(String line)  throws IOException ;
 }