Payment flow test

When testing your integration, the main focus must be on payment initiation, redirect and webhook acceptance. Specific bank flow tests are not possible for a sandbox project. If you want to experience the real payment flow, check out the demo page at

Test kevin. API using Postman

Download Postman collection with all available API endpoints.

Test bank credentials

As soon as you choose to pay with a test bank, you will be required to login. Below you can find login credentials for every test bank:

UsernamePersonal codePhone number




Successful bank payment flow

To initiate a successful payment, you can simply provide valid details in the payment request body.

Failed bank payment flow

The description field inside the payment initiation request must contain the word fail to fail initiated payment.

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