Swagger UI has `deepLinking` parameter which allows to deeply link into tags and operations within a url. See https://swagger.io/docs/open-source-tools/swagger-ui/usage/deep-linking/ Add SWAGGER_DEEP_LINKING parameter to flask application and handle it here https://github.com/python-restx/flask-restx/blob/master/flask_restx/templates/swagger-ui.html#L54