Apple Inc.’s top executive in charge of artificial intelligence models is leaving for Meta Platforms Inc., another setback in the iPhone maker’s struggling AI efforts.

Bloomberg reports that Mark Zuckerberg’s latest high-priced AI hire is Apple’s foundation AI model leader, Ruoming Pang, based on an offer worth “tens of millions of dollars per year,” plus Yuanzhi Li from OpenAI and Anton Bakhtin from Anthropic.