diff --git a/mcp_handlers.go b/mcp_handlers.go
index a9d5a07..867913c 100644
--- a/mcp_handlers.go
+++ b/mcp_handlers.go
@@ -42,6 +42,7 @@ func (s *AppServer) handlePublishContent(ctx context.Context, args map[string]in
 	title, _ := args["title"].(string)
 	content, _ := args["content"].(string)
 	imagePathsInterface, _ := args["images"].([]interface{})
+	tagsInterface, _ := args["tags"].([]interface{})
 
 	var imagePaths []string
 	for _, path := range imagePathsInterface {
@@ -50,13 +51,21 @@ func (s *AppServer) handlePublishContent(ctx context.Context, args map[string]in
 		}
 	}
 
-	logrus.Infof("MCP: 发布内容 - 标题: %s, 图片数量: %d", title, len(imagePaths))
+	var tags []string
+	for _, tag := range tagsInterface {
+		if tagStr, ok := tag.(string); ok {
+			tags = append(tags, tagStr)
+		}
+	}
+
+	logrus.Infof("MCP: 发布内容 - 标题: %s, 图片数量: %d, 标签数量: %d", title, len(imagePaths), len(tags))
 
 	// 构建发布请求
 	req := &PublishRequest{
 		Title:   title,
 		Content: content,
 		Images:  imagePaths,
+		Tags:    tags,
 	}
 
 	// 执行发布
diff --git a/service.go b/service.go
index f97737a..d55969a 100644
--- a/service.go
+++ b/service.go
@@ -24,6 +24,7 @@ type PublishRequest struct {
 	Title   string   `json:"title" binding:"required"`
 	Content string   `json:"content" binding:"required"`
 	Images  []string `json:"images" binding:"required,min=1"`
+	Tags    []string `json:"tags,omitempty"`
 }
 
 // LoginStatusResponse 登录状态响应
@@ -89,6 +90,7 @@ func (s *XiaohongshuService) PublishContent(ctx context.Context, req *PublishReq
 	content := xiaohongshu.PublishImageContent{
 		Title:      req.Title,
 		Content:    req.Content,
+		Tags:       req.Tags,
 		ImagePaths: imagePaths,
 	}
 
diff --git a/streamable_http.go b/streamable_http.go
index c1ea893..c678467 100644
--- a/streamable_http.go
+++ b/streamable_http.go
@@ -176,7 +176,7 @@ func (s *AppServer) processToolsList(request *JSONRPCRequest) *JSONRPCResponse {
 					},
 					"content": map[string]interface{}{
 						"type":        "string",
-						"description": "正文内容，支持话题标签",
+						"description": "正文内容",
 					},
 					"images": map[string]interface{}{
 						"type":        "array",
@@ -186,6 +186,13 @@ func (s *AppServer) processToolsList(request *JSONRPCRequest) *JSONRPCResponse {
 						},
 						"minItems": 1,
 					},
+					"tags": map[string]interface{}{
+						"type":        "array",
+						"description": "话题标签列表（可选），如 [\"美食\", \"旅行\", \"生活\"]",
+						"items": map[string]interface{}{
+							"type": "string",
+						},
+					},
 				},
 				"required": []string{"title", "content", "images"},
 			},
diff --git a/xiaohongshu/publish.go b/xiaohongshu/publish.go
index 87b0863..c9af2f9 100644
--- a/xiaohongshu/publish.go
+++ b/xiaohongshu/publish.go
@@ -15,6 +15,7 @@ import (
 type PublishImageContent struct {
 	Title      string
 	Content    string
+	Tags       []string
 	ImagePaths []string
 }
 
@@ -74,7 +75,7 @@ func (p *PublishAction) Publish(ctx context.Context, content PublishImageContent
 		return errors.Wrap(err, "小红书上传图片失败")
 	}
 
-	if err := submitPublish(page, content.Title, content.Content); err != nil {
+	if err := submitPublish(page, content.Title, content.Content, content.Tags); err != nil {
 		return errors.Wrap(err, "小红书发布失败")
 	}
 
@@ -96,7 +97,7 @@ func uploadImages(page *rod.Page, imagesPaths []string) error {
 	return nil
 }
 
-func submitPublish(page *rod.Page, title, content string) error {
+func submitPublish(page *rod.Page, title, content string, tags []string) error {
 
 	titleElem := page.MustElement("div.d-input input")
 	titleElem.MustInput(title)
@@ -105,12 +106,13 @@ func submitPublish(page *rod.Page, title, content string) error {
 
 	if contentElem, ok := getContentElement(page); ok {
 		contentElem.MustInput(content)
+
+		inputTags(contentElem, tags)
+
 	} else {
 		return errors.New("没有找到内容输入框")
 	}
 
-	time.Sleep(1 * time.Second)
-
 	submitButton := page.MustElement("div.submit div.d-button-content")
 	submitButton.MustClick()
 
@@ -145,6 +147,54 @@ func getContentElement(page *rod.Page) (*rod.Element, bool) {
 	return nil, false
 }
 
+func inputTags(contentElem *rod.Element, tags []string) {
+	if len(tags) == 0 {
+		return
+	}
+
+	contentElem.MustInput("\n\n")
+
+	for _, tag := range tags {
+
+		tag = strings.TrimLeft(tag, "#")
+		inputTag(contentElem, tag)
+	}
+}
+
+func inputTag(contentElem *rod.Element, tag string) {
+	contentElem.MustInput("#")
+	time.Sleep(200 * time.Millisecond) // 等待标签系统激活
+
+	for _, char := range tag {
+		contentElem.MustInput(string(char))
+		time.Sleep(50 * time.Millisecond) // 减少延迟时间
+	}
+
+	// 等待标签联想下拉框出现
+	time.Sleep(500 * time.Millisecond)
+
+	page := contentElem.Page()
+	topicContainer, err := page.Element("#creator-editor-topic-container")
+	if err == nil && topicContainer != nil {
+		firstItem, err := topicContainer.Element(".item")
+		if err == nil && firstItem != nil {
+			firstItem.MustClick()
+			slog.Info("成功点击标签联想选项", "tag", tag)
+			time.Sleep(200 * time.Millisecond) // 等待选择生效
+		} else {
+			slog.Warn("未找到标签联想选项，直接输入空格", "tag", tag)
+			// 如果没有找到联想选项，输入空格结束
+			contentElem.MustInput(" ")
+		}
+	} else {
+		slog.Warn("未找到标签联想下拉框，直接输入空格", "tag", tag)
+		// 如果没有找到下拉框，输入空格结束
+		contentElem.MustInput(" ")
+	}
+
+	time.Sleep(500 * time.Millisecond) // 等待标签处理完成
+}
+
 func findTextboxByPlaceholder(page *rod.Page) (*rod.Element, error) {
 	elements := page.MustElements("p")
 	if elements == nil {