Apple’s artificial intelligence chief John Giannandrea is stepping down from his role as part of a major shakeup of the troubled division, the company announced late Monday.

Apple Inc. artificial intelligence head John Giannandrea plans to step down from the job, ending a challenging stint at the iPhone maker.

While John Giannandrea reported to CEO Tim Cook, his successor, Amar Subramanya, will report to the senior vice president of software development.

CUPERTINO, CA – Apple has hired veteran artificial intelligence researcher Amar Subramanya as its new vice president of AI, a key appointment that signals how aggressively the company is now moving to strengthen its AI leadership.

In a departure that took almost as long as Siri needs to find some obscure music requests, Apple has announced a new vice president of AI: Amar Subramanya, who will replace former AI chief John Giannandrea.

Apple replaces John Giannandrea as AI chief, causing concerns among investors and consumers. Will the change in leadership affect the company's AI direction?