diff --git a/internal/model/formula/response.go b/internal/model/formula/response.go
index 9b76dc8..923943d 100644
--- a/internal/model/formula/response.go
+++ b/internal/model/formula/response.go
@@ -11,3 +11,8 @@ type GetFormulaTaskResponse struct {
 	Count  int    `json:"count"`
 	Latex  string `json:"latex"`
 }
+
+// FormulaRecognitionResponse 公式识别服务返回的响应
+type FormulaRecognitionResponse struct {
+	Result string `json:"result"`
+}
diff --git a/internal/service/recognition_service.go b/internal/service/recognition_service.go
index 8283f19..6af1c17 100644
--- a/internal/service/recognition_service.go
+++ b/internal/service/recognition_service.go
@@ -263,11 +263,11 @@ func (s *RecognitionService) processFormulaTask(ctx context.Context, taskID int6
 		return err
 	}
 
-	downloadURL, err := oss.GetDownloadURL(ctx, fileURL)
-	if err != nil {
-		log.Error(ctx, "func", "processFormulaTask", "msg", "获取下载URL失败", "error", err)
-		return err
-	}
+	// downloadURL, err := oss.GetDownloadURL(ctx, fileURL)
+	// if err != nil {
+	// 	log.Error(ctx, "func", "processFormulaTask", "msg", "获取下载URL失败", "error", err)
+	// 	return err
+	// }
 
 	// 将图片转为base64编码
 	base64Image := base64.StdEncoding.EncodeToString(imageData)
@@ -275,7 +275,6 @@ func (s *RecognitionService) processFormulaTask(ctx context.Context, taskID int6
 	// 创建JSON请求
 	requestData := map[string]string{
 		"image_base64": base64Image,
-		"img_url":      downloadURL,
 	}
 
 	jsonData, err := json.Marshal(requestData)
@@ -288,7 +287,7 @@ func (s *RecognitionService) processFormulaTask(ctx context.Context, taskID int6
 	headers := map[string]string{"Content-Type": "application/json", utils.RequestIDHeaderKey: utils.GetRequestIDFromContext(ctx)}
 
 	// 发送请求时会使用带超时的context
-	resp, err := s.httpClient.RequestWithRetry(ctx, http.MethodPost, "", bytes.NewReader(jsonData), headers)
+	resp, err := s.httpClient.RequestWithRetry(ctx, http.MethodPost, "http://cloud.texpixel.com:1080/formula/predict", bytes.NewReader(jsonData), headers)
 	if err != nil {
 		if ctx.Err() == context.DeadlineExceeded {
 			log.Error(ctx, "func", "processFormulaTask", "msg", "请求超时")
@@ -299,13 +298,21 @@ func (s *RecognitionService) processFormulaTask(ctx context.Context, taskID int6
 	}
 	defer resp.Body.Close()
 
-	log.Info(ctx, "func", "processFormulaTask", "msg", "请求成功", "resp", resp.Body)
+	log.Info(ctx, "func", "processFormulaTask", "msg", "请求成功")
 	body := &bytes.Buffer{}
 	if _, err = body.ReadFrom(resp.Body); err != nil {
 		log.Error(ctx, "func", "processFormulaTask", "msg", "读取响应体失败", "error", err)
 		return err
 	}
-	katex := utils.ToKatex(body.String())
+	log.Info(ctx, "func", "processFormulaTask", "msg", "响应内容", "body", body.String())
+
+	// 解析 JSON 响应
+	var formulaResp formula.FormulaRecognitionResponse
+	if err := json.Unmarshal(body.Bytes(), &formulaResp); err != nil {
+		log.Error(ctx, "func", "processFormulaTask", "msg", "解析响应JSON失败", "error", err)
+		return err
+	}
+	katex := utils.ToKatex(formulaResp.Result)
 	content := &dao.FormulaRecognitionContent{Latex: katex}
 	b, _ := json.Marshal(content)
 	// Save recognition result
@@ -500,8 +507,9 @@ func (s *RecognitionService) processOneTask(ctx context.Context) {
 	ctx = context.WithValue(ctx, utils.RequestIDKey, task.TaskUUID)
 	log.Info(ctx, "func", "processFormulaQueue", "msg", "获取任务成功", "task_id", taskID)
 
-	// 处理具体任务
-	if err := s.processVLFormulaTask(ctx, taskID, task.FileURL, utils.ModelVLQwen3VL32BInstruct); err != nil {
+	// 处理任务
+	err = s.processFormulaTask(ctx, taskID, task.FileURL)
+	if err != nil {
 		log.Error(ctx, "func", "processFormulaQueue", "msg", "处理任务失败", "error", err)
 		return
 	}
diff --git a/pkg/utils/katex.go b/pkg/utils/katex.go
index ba6e76d..c05e6ba 100644
--- a/pkg/utils/katex.go
+++ b/pkg/utils/katex.go
@@ -23,6 +23,8 @@ func rmDollarSurr(text string) string {
 func ToKatex(formula string) string {
 	res := formula
 
+	res = strings.ReplaceAll(res, "\n", "")
+
 	// Remove mbox surrounding
 	res = changeAll(res, `\mbox `, " ", "{", "}", "", "")
 	res = changeAll(res, `\mbox`, " ", "{", "}", "", "")