Apple's top executive in charge of artificial intelligence models, Ruoming Pang, is leaving the company for Meta Platforms , Bloomberg News reported on Monday, citing people with knowledge of the matter.

Ruoming Pang, who currently leads Apple's foundation AI models, is leaving to join Meta's Superintelligence Labs. Pang's departure underscores challenges in Apple's AI division and Meta's aggressive bid for AI supremacy.

Ruoming Pang previously worked for Google where he led impactful projects that went on to become integral to the search giant’s operations.