The Rinkeby API is used for browsing non-fungible assets on the Ethereum Rinkeby test network. Creating and purchasing assets on this network requires Rinkeby ether, which is free. To acquire some, visit and authenticate using your Twitter account.

The API is identical to the OpenSea mainnet API, except the base URL is

This API is rate-limited. If you'd like to use it in a production environment, request an API key here.