Here's another definition of AGI from Sam Altman:

https://www.nytimes.com/2023/11/20/podcasts/hard-fork-sam-al...

Sam Altman: Let’s say we make an A.I. that is really good, but it can’t go discover novel physics. Would you call that AGI?

Kevin Roose (New York Times): I probably would, yeah. Would you?

Sam Altman: Well, again, I don’t like the term, but I wouldn’t call that done with the mission.