Did Kevin Warsh say “AI / Artificial Intelligence” at Kevin Warsh?

Yes. Said at 2:54:06 PM ET, flagged live 8.01 seconds after the word.

“It's not gonna have any effects on ai because the returns that investors are expecting are so different”

From Saidwire’s live log of Fed press conference · Kevin Warsh. All 15 words said at this event.