APIs.io Engineering Platform API Versions API
The **API Versions** endpoints enable you to manage your [API's versions](https://learning.postman.com/docs/designing-and-developing-your-api/versioning-an-api/versioning-an-api-overview/#publishing-an-api-version). Only users with the [API Admin](https://learning.postman.com/docs/collaborating-in-postman/roles-and-permissions/#api-roles) or [Workspace Admin](https://learning.postman.com/docs/collaborating-in-postman/roles-and-permissions/#workspace-roles) role can publish and manage versions.
This API exposes 4 operations across 2 paths, and defines 10 schemas. It is described by OpenAPI 3.0.0, at version 2015-07-09.
Requests are made against 4 base URLs: http://apigateway.{region}.amazonaws.com, https://apigateway.{region}.amazonaws.com, http://apigateway.{region}.amazonaws.com.cn, https://apigateway.{region}.amazonaws.com.cn.
Metadata
The identity and technical contract details declared by the specification.
Authentication & Security 1
APIs.io Engineering Platform API Versions API declares
1 security scheme
for authenticating requests.
An API key is passed in the header as Authorization (hmac).
By default, every request must be authenticated.
hmac— Amazon Signature authorization v4
Paths & Operations 4
Across 2 paths, the API surfaces 4 operations — 1 DELETE, 1 GET, 1 POST, 1 PUT. Each is listed below with its method, path, parameters, and response codes.
The API Versions endpoints enable you to manage your [API's versions](https://learning.postman.com/docs/designing-and-developing-your-api/versioning-an-api/versioning-an-api-overv…
Schemas 10
The contract defines 10 schemas that model the data the API accepts and returns. The most detailed are featureUnavailable403Error (4 properties), apiVersion404ErrorNotFound (3 properties), api403ErrorForbidden (3 properties), apiSchema403ErrorForbidden (3 properties). Each schema is shown below with its type and property counts.
Specification
The full machine-readable OpenAPI contract behind this narrative.