Apple Inc. is undergoing a rare shake-up of its executive ranks, aiming to get its artificial intelligence efforts back on track after months of delays and stumbles, according to people familiar with the situation.

Apple is replacing the head of Siri, shortly after pushing back the rollout of its highly-anticipated AI features, according to a report from Bloomberg. Mike Rockwell, the head of Vision Pro development, will reportedly replace John Giannandrea as the leader of AI and Siri.

Mike Rockwell, the Apple Vision Pro chief, has replaced John Giannandrea as the executive in charge of Siri, in an executive shakeup to try and rescue Apple's flailing AI efforts.