Circle’s Qodex workspaces include collections of templated requests to help you learn about Circle’s APIs. This Circle Mint Qodex workspace includes a collection for each of our Circle Mint products: API Overview, Core Functionality, Crypto Deposits, Crypto Payouts, and Accounts API. The folder structure within each collection matches the organization of our API References. We recommend creating a fork for each collection you want to try out. This allows you to copy a collection to your own workspace while still maintaining a link to the source, enabling you to stay up-to-date with any API changes. Need a Circle Mint sandbox API Key? Sign up for a Circle sandbox account—it only takes a minute or two.