diff --git a/backend/docs/swagger.json b/backend/docs/swagger.json
index 4765455..95e1999 100644
--- a/backend/docs/swagger.json
+++ b/backend/docs/swagger.json
@@ -3441,6 +3441,10 @@
                     "description": "用户ID",
                     "type": "string"
                 },
+                "is_deleted": {
+                    "description": "是否删除",
+                    "type": "boolean"
+                },
                 "last_active_at": {
                     "description": "最后活跃时间",
                     "type": "integer"
@@ -3517,6 +3521,10 @@
         "domain.UserLoginHistory": {
             "type": "object",
             "properties": {
+                "client_id": {
+                    "description": "插件ID vscode",
+                    "type": "string"
+                },
                 "client_version": {
                     "description": "客户端版本",
                     "type": "string"
@@ -3529,6 +3537,10 @@
                     "description": "设备信息",
                     "type": "string"
                 },
+                "hostname": {
+                    "description": "主机名",
+                    "type": "string"
+                },
                 "ip_info": {
                     "description": "IP信息",
                     "allOf": [
diff --git a/backend/internal/model/repo/model.go b/backend/internal/model/repo/model.go
index 51e7414..f203b70 100644
--- a/backend/internal/model/repo/model.go
+++ b/backend/internal/model/repo/model.go
@@ -249,5 +249,15 @@ func (r *ModelRepo) Delete(ctx context.Context, id string) error {
 	if err != nil {
 		return err
 	}
+	model, err := r.db.Model.Get(ctx, uuidID)
+	if err != nil {
+		return err
+	}
+	if model.IsInternal {
+		return fmt.Errorf("internal model can not be deleted")
+	}
+	if model.Status == consts.ModelStatusActive {
+		return fmt.Errorf("active model can not be deleted")
+	}
 	return r.db.Model.DeleteOneID(uuidID).Exec(ctx)
 }