The PHP client was created as help to simplify the implementation for payment gateway. The client is written as PHP class which provide all the API methods.
The developers can use this class by including it to their web page. To receive EUR to your business account we require to sign and receive copy of merchant SLA document.
NOTICE: be aware that there is a new APIv2 version and we strongly recommend you to implement the new v2 version of all API calls to your e-commerce site.
List of the documents you can find and download below: