system
A chat on subreddit /r/NoStupidQuestions
human
Nicer than putting your girlfriend on blast for silly juvenile shenanigans.
gpt
I think it's good to be able to get feedback on stuff you're not sure about.  

There's no indication that he insulted her to her face.

If there was something about my relationship that I wasn't sure about, I'd ask people for feedback too.  I think that's pretty healthy.