Introduction
Learn how to integrate BLIK One Click with the CashBill API, including payment channel activation, required transaction parameters and notifications.
New Transaction
Create a BLIK One Click payment with the CashBill API. Explore required parameters, alias registration with a BLIK code, PHP examples and API responses.
Verify Registered Alias
Check the BLIK alias associated with a transaction using the CashBill API. See a PHP request, returned alias data and an example alias-not-found response.
Subsequent Transaction
Start subsequent BLIK One Click payments using a registered alias with the CashBill API. See required parameters and a PHP example without a BLIK code.
Unregister Alias
Unregister a BLIK alias associated with a transaction using the CashBill API. See a signed PHP request, the success response and notification details.
Notifications
Handle BLIK One Click notifications for payment status, declined transactions and alias events. Verify signatures and send the required acknowledgment.