I had a few asks about the ability to send users from other website to my game platform. I'm wondering if a straight forward way for them to "send" their conn

I had a few asks about the ability to send users from other website to my game platform. I'm wondering if a straight forward way for them to "send" their connected users to my platform? Should I simply create users on the fly ? (I'm using better auth with login via gmail in my platform)