API definition file import This section includes details about importing to Akamai an API definition file that describes your API. Learn moreBefore you importTo ensure the smooth import of your API details, consider the following tips on preparing a Swagger or RAML API definition file.Supported API definition elementsThis section describes the elements that you can include in your Swagger or RAML API definition import file.Swagger 3.0 supportAPI Gateway supports the import of API definition files in OpenAPI 3.0 (Swagger 3.0) format with the limitations listed below. Review these limitations before importing your API definition file.Import API detailsYou can populate most of the API endpoint and resource information automatically by importing an API definition file in an OpenAPI (Swagger) or RAML format. If you want, you can edit the imported values before saving your API configuration. You can use the import feature either when registering an entirely new API, or when editing details about an existing inactive API.API definition import error troubleshootingThe following table lists the common error messages that you may encounter after importing an API definition file in API Gateway. Each error message has a corresponding description and a suggested solution.