This small mod adds AI options to the multiplayer host
lobby. It does NOT enable skirmish. But you are able to
play multiplayer games on GPGNet solely with AI opponents.
This is made for Beta v49, but has a good chance to work
with future versions, too.
Extract this archive to your "Supreme Commandergamedata"
Just delete the "Supreme Commandergamedata1haz_AI.scd" file.