system
A chat on subreddit /r/NoStupidQuestions
human
Both of these come off as really passive-aggressive to me, especially when paired with a clearly false smile. If you want to piss off the people you are having conversation with, you can use it, but I wouldn't use it on my boss/colleagues.
gpt
Presumably someone you have an extant relationship with can be more easily dissuaded, or even has the decency not to talk to you that way at all.