Sandbox · test mode

API playground

Create a test payment session against the real API and open its hosted checkout. Test sessions never touch a blockchain.

Configure request

The public sandbox is temporarily unavailable — create a free account to get your own test key, then paste it above.

Pre-select network (optional)

With a network the amount is in that token; without one it is USD and the buyer picks at checkout.

POST/api/public/v1/payments
Configure and execute a request to see the output here.

Every field is documented in the API reference.