API Paykassa – stop solution for online payments in the cryptocurrency.
The IP address of the server sending notification to SCI: 54.37.60.196, 51.91.80.241, 138.68.137.53, 165.232.140.156, 2604:a880:4:1d0::1d1:d000. The current IP list can be obtained in text format by URL: https://paykassa.pro/ips.txt, JSON: https://paykassa.pro/ips.php
Check the documentation on connecting Paykassa.
Detailed documentationDownload and connect PHP classes to receive payments and benefits.
SCI classes to receive payments API classes for payments