IUCN Red List API

Frequently Asked Questions

Is the IUCN Red List API API free to use?

IUCN Red List API offers a free tier. You can call most basic endpoints without entering payment details; for high-volume usage you can switch to a paid plan from the provider.

How do I authenticate calls to the IUCN Red List API API?

IUCN Red List API uses an API key to sign requests. You obtain a key from the provider's developer portal and include it with every request.

Is IUCN Red List API suitable for use in Türkiye?

IUCN Red List API is not Türkiye-specific; it is used as a global API.

Is IUCN Red List API an official API?

IUCN Red List API is the official API published by the provider. Endpoints and the data contract are supported by the provider.