At this point, cPanel’s APIs are not 100% documented. We are working on it and hope to have complete API docs up in a few months. I’ve written a CustomEventHandler that will print every API call made into cpanel’s error_log (/usr/local/cpanel/logs/error_log). Installation To use the API Tracer, you will need to download it, then place the Dumper.pm file at /usr/local/cpanel/perl/Dumper and the CustomEventHandler.pm file at /usr/local/cpanel/Cpanel. Once this has been put into the proper location, cPanel …