diff --git a/docs/docs.go b/docs/docs.go
index 1dedea4d..9f73acfa 100644
--- a/docs/docs.go
+++ b/docs/docs.go
@@ -3932,6 +3932,38 @@ const docTemplate = `{
                     }
                 }
             },
+            "post": {
+                "description": "add tag",
+                "consumes": [
+                    "application/json"
+                ],
+                "produces": [
+                    "application/json"
+                ],
+                "tags": [
+                    "Tag"
+                ],
+                "summary": "add tag",
+                "parameters": [
+                    {
+                        "description": "tag",
+                        "name": "data",
+                        "in": "body",
+                        "required": true,
+                        "schema": {
+                            "$ref": "#/definitions/schema.AddTagReq"
+                        }
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": "OK",
+                        "schema": {
+                            "$ref": "#/definitions/handler.RespBody"
+                        }
+                    }
+                }
+            },
             "delete": {
                 "description": "delete tag",
                 "consumes": [
@@ -5545,6 +5577,30 @@ const docTemplate = `{
                 }
             }
         },
+        "schema.AddTagReq": {
+            "type": "object",
+            "required": [
+                "display_name",
+                "original_text",
+                "slug_name"
+            ],
+            "properties": {
+                "display_name": {
+                    "description": "display_name",
+                    "type": "string",
+                    "maxLength": 35
+                },
+                "original_text": {
+                    "description": "original text",
+                    "type": "string"
+                },
+                "slug_name": {
+                    "description": "slug_name",
+                    "type": "string",
+                    "maxLength": 35
+                }
+            }
+        },
         "schema.AddUserReq": {
             "type": "object",
             "required": [
@@ -7173,6 +7229,9 @@ const docTemplate = `{
                 },
                 "theme": {
                     "$ref": "#/definitions/schema.SiteThemeResp"
+                },
+                "version": {
+                    "type": "string"
                 }
             }
         },
diff --git a/docs/swagger.json b/docs/swagger.json
index ca8d737d..3ebb716e 100644
--- a/docs/swagger.json
+++ b/docs/swagger.json
@@ -3920,6 +3920,38 @@
                     }
                 }
             },
+            "post": {
+                "description": "add tag",
+                "consumes": [
+                    "application/json"
+                ],
+                "produces": [
+                    "application/json"
+                ],
+                "tags": [
+                    "Tag"
+                ],
+                "summary": "add tag",
+                "parameters": [
+                    {
+                        "description": "tag",
+                        "name": "data",
+                        "in": "body",
+                        "required": true,
+                        "schema": {
+                            "$ref": "#/definitions/schema.AddTagReq"
+                        }
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": "OK",
+                        "schema": {
+                            "$ref": "#/definitions/handler.RespBody"
+                        }
+                    }
+                }
+            },
             "delete": {
                 "description": "delete tag",
                 "consumes": [
@@ -5533,6 +5565,30 @@
                 }
             }
         },
+        "schema.AddTagReq": {
+            "type": "object",
+            "required": [
+                "display_name",
+                "original_text",
+                "slug_name"
+            ],
+            "properties": {
+                "display_name": {
+                    "description": "display_name",
+                    "type": "string",
+                    "maxLength": 35
+                },
+                "original_text": {
+                    "description": "original text",
+                    "type": "string"
+                },
+                "slug_name": {
+                    "description": "slug_name",
+                    "type": "string",
+                    "maxLength": 35
+                }
+            }
+        },
         "schema.AddUserReq": {
             "type": "object",
             "required": [
@@ -7161,6 +7217,9 @@
                 },
                 "theme": {
                     "$ref": "#/definitions/schema.SiteThemeResp"
+                },
+                "version": {
+                    "type": "string"
                 }
             }
         },
diff --git a/docs/swagger.yaml b/docs/swagger.yaml
index da69a617..e0561059 100644
--- a/docs/swagger.yaml
+++ b/docs/swagger.yaml
@@ -174,6 +174,24 @@ definitions:
     - object_id
     - report_type
     type: object
+  schema.AddTagReq:
+    properties:
+      display_name:
+        description: display_name
+        maxLength: 35
+        type: string
+      original_text:
+        description: original text
+        type: string
+      slug_name:
+        description: slug_name
+        maxLength: 35
+        type: string
+    required:
+    - display_name
+    - original_text
+    - slug_name
+    type: object
   schema.AddUserReq:
     properties:
       display_name:
@@ -1335,6 +1353,8 @@ definitions:
         $ref: '#/definitions/schema.SiteSeoReq'
       theme:
         $ref: '#/definitions/schema.SiteThemeResp'
+      version:
+        type: string
     type: object
   schema.SiteInterfaceReq:
     properties:
@@ -4284,6 +4304,27 @@ paths:
       summary: get tag one
       tags:
       - Tag
+    post:
+      consumes:
+      - application/json
+      description: add tag
+      parameters:
+      - description: tag
+        in: body
+        name: data
+        required: true
+        schema:
+          $ref: '#/definitions/schema.AddTagReq'
+      produces:
+      - application/json
+      responses:
+        "200":
+          description: OK
+          schema:
+            $ref: '#/definitions/handler.RespBody'
+      summary: add tag
+      tags:
+      - Tag
     put:
       consumes:
       - application/json
diff --git a/internal/controller/tag_controller.go b/internal/controller/tag_controller.go
index 70e63d20..55edc8ec 100644
--- a/internal/controller/tag_controller.go
+++ b/internal/controller/tag_controller.go
@@ -126,12 +126,8 @@ func (tc *TagController) AddTag(ctx *gin.Context) {
 		return
 	}
 
-	err = tc.tagCommonService.AddTag(ctx, req)
-	if err != nil {
-		handler.HandleResponse(ctx, err, nil)
-	} else {
-		handler.HandleResponse(ctx, err, nil)
-	}
+	resp, err := tc.tagCommonService.AddTag(ctx, req)
+	handler.HandleResponse(ctx, err, resp)
 }
 
 // UpdateTag update tag
diff --git a/internal/schema/tag_schema.go b/internal/schema/tag_schema.go
index c5d1c7c1..f4c61a74 100644
--- a/internal/schema/tag_schema.go
+++ b/internal/schema/tag_schema.go
@@ -168,7 +168,7 @@ type AddTagReq struct {
 	// display_name
 	DisplayName string `validate:"required,gt=0,lte=35" json:"display_name"`
 	// original text
-	OriginalText string `validate:"required" json:"original_text"`
+	OriginalText string `validate:"required,gt=0,lte=65536" json:"original_text"`
 	// parsed text
 	ParsedText string `json:"-"`
 	// user id
@@ -177,12 +177,13 @@ type AddTagReq struct {
 
 func (req *AddTagReq) Check() (errFields []*validator.FormErrorField, err error) {
 	req.ParsedText = converter.Markdown2HTML(req.OriginalText)
+	req.SlugName = strings.ToLower(req.SlugName)
 	return nil, nil
 }
 
 // AddTagResp add tag response
 type AddTagResp struct {
-	TagID string `json:"tag_id"`
+	SlugName string `json:"slug_name"`
 }
 
 // UpdateTagReq update tag request
diff --git a/internal/service/tag_common/tag_common.go b/internal/service/tag_common/tag_common.go
index 82148b53..094ce594 100644
--- a/internal/service/tag_common/tag_common.go
+++ b/internal/service/tag_common/tag_common.go
@@ -223,13 +223,13 @@ func (ts *TagCommonService) GetObjectTag(ctx context.Context, objectId string) (
 }
 
 // AddTag get object tag
-func (ts *TagCommonService) AddTag(ctx context.Context, req *schema.AddTagReq) (err error) {
+func (ts *TagCommonService) AddTag(ctx context.Context, req *schema.AddTagReq) (resp *schema.AddTagResp, err error) {
 	_, exist, err := ts.GetTagBySlugName(ctx, req.SlugName)
 	if err != nil {
-		return err
+		return nil, err
 	}
 	if exist {
-		return errors.BadRequest(reason.TagAlreadyExist)
+		return nil, errors.BadRequest(reason.TagAlreadyExist)
 	}
 	tagInfo := &entity.Tag{
 		SlugName:     req.SlugName,
@@ -240,7 +240,11 @@ func (ts *TagCommonService) AddTag(ctx context.Context, req *schema.AddTagReq) (
 		UserID:       req.UserID,
 	}
 	tagList := []*entity.Tag{tagInfo}
-	return ts.tagCommonRepo.AddTagList(ctx, tagList)
+	err = ts.tagCommonRepo.AddTagList(ctx, tagList)
+	if err != nil {
+		return nil, err
+	}
+	return &schema.AddTagResp{SlugName: tagInfo.SlugName}, nil
 }
 
 // AddTagList get object tag