diff --git a/cmd/jzero/internal/command/gen/genswagger/genswagger.go b/cmd/jzero/internal/command/gen/genswagger/genswagger.go
index 525918613..f4706a1ce 100644
--- a/cmd/jzero/internal/command/gen/genswagger/genswagger.go
+++ b/cmd/jzero/internal/command/gen/genswagger/genswagger.go
@@ -108,17 +108,18 @@ func Gen() (err error) {
 				pluginName := getPluginNameFromFilePath(v)
 				if pluginName != "" {
 					// 插件文件处理：找到 desc/api 在路径中的位置
-					descApiIndex := strings.Index(v, "/desc/api/")
+					descApiPath := filepath.Join("desc", "api") + string(filepath.Separator)
+					descApiIndex := strings.Index(v, descApiPath)
 					var pluginApiDir string
 					if descApiIndex == -1 {
-						// 如果找不到 /desc/api/ 模式，尝试查找路径末尾是否以 desc/api 结尾
-						if strings.HasSuffix(filepath.Dir(v), "/desc/api") {
+						// 如果找不到 desc/api 模式，尝试查找路径末尾是否以 desc/api 结尾
+						if strings.HasSuffix(filepath.Dir(v), filepath.Join("desc", "api")) {
 							pluginApiDir = filepath.Dir(v)
 						} else {
 							return fmt.Errorf("invalid plugin api path: %s", v)
 						}
 					} else {
-						pluginApiDir = v[:descApiIndex+len("/desc/api")]
+						pluginApiDir = v[:descApiIndex+len(descApiPath)]
 					}
 
 					var relErr error
@@ -127,7 +128,7 @@ func Gen() (err error) {
 						return relErr
 					}
 					// 在插件目录下保持结构
-					relPath = "plugins/" + pluginName + "/" + relPath
+					relPath = filepath.Join("plugins", pluginName, relPath)
 				} else {
 					// 普通 API 文件处理
 					relPath, err = filepath.Rel(config.C.ApiDir(), v)
diff --git a/cmd/jzero/internal/desc/desc.go b/cmd/jzero/internal/desc/desc.go
index ce043ffde..6d8c648e2 100644
--- a/cmd/jzero/internal/desc/desc.go
+++ b/cmd/jzero/internal/desc/desc.go
@@ -31,23 +31,28 @@ func GetFrameType() (string, error) {
 		// rpc 项目
 		frameType = "rpc"
 
-		// 获取全量 proto 文件
-		protoFiles, err := FindRpcServiceProtoFiles(config.C.ProtoDir())
-		if err != nil {
-			return "", err
-		}
-
-		for _, v := range protoFiles {
-			// parse proto
-			protoParser := rpcparser.NewDefaultProtoParser()
-			var parse rpcparser.Proto
-			parse, err = protoParser.Parse(v, true)
+		// 检查是否是 gateway 项目（优先检查 cmd/server.go）
+		if isGatewayProject() {
+			frameType = "gateway"
+		} else {
+			// 获取全量 proto 文件
+			protoFiles, err := FindRpcServiceProtoFiles(config.C.ProtoDir())
 			if err != nil {
 				return "", err
 			}
-			if IsNeedGenProtoDescriptor(parse) {
-				frameType = "gateway"
-				break
+
+			for _, v := range protoFiles {
+				// parse proto
+				protoParser := rpcparser.NewDefaultProtoParser()
+				var parse rpcparser.Proto
+				parse, err = protoParser.Parse(v, true)
+				if err != nil {
+					return "", err
+				}
+				if IsNeedGenProtoDescriptor(parse) {
+					frameType = "gateway"
+					break
+				}
 			}
 		}
 	}
@@ -55,6 +60,15 @@ func GetFrameType() (string, error) {
 	return frameType, nil
 }
 
+// isGatewayProject 检查 third_party/grpc-gateway 目录是否存在
+func isGatewayProject() bool {
+	grpcGatewayPath := filepath.Join(config.C.ProtoDir(), "third_party", "grpc-gateway")
+	if _, err := os.Stat(grpcGatewayPath); err == nil {
+		return true
+	}
+	return false
+}
+
 func GetProtoDescriptorPath(protoPath string) string {
 	rel, err := filepath.Rel(filepath.Join("desc", "proto"), protoPath)
 	if err != nil {