While Meta had sought to hire "a lot of people" from OpenAI, "so far none of our best people have decided to take them up on that," Sam Altman said.

Software engineers and AI experts might want to jot this down: Mark Zuckerberg is offering sign-on bonuses as high as $100 million to join Meta's new "superintelligence" AI lab. There's only one caveat to snagging this life-altering offer — you need to be employed at OpenAI to get the invite.