CUPERTINO: Apple announced on Monday that John Giannandrea, senior vice president of Machine Learning and AI Strategy, will step down early next year. Giannandrea, who joined Apple in 2018, will continue as an adviser during his remaining time, helping ensure a smooth transition.
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Apple CEO Tim Cook expressed gratitude for Giannandrea’s contributions, stating he played a key role in advancing the company’s AI initiatives. The move comes as Apple faces pressure to keep pace with rivals like Google, Microsoft, and OpenAI in the fast-evolving artificial intelligence sector.
Taking over Apple’s AI leadership is Amar Subramanya, a veteran engineer with experience at Microsoft and Google. Subramanya will serve as vice president overseeing AI foundation models and machine learning, reporting to senior VP of Software Engineering Craig Federighi. Apple highlighted his track record in integrating AI into products as critical for future Apple Intelligence features.
BREAKING: Apple’s AI boss is stepping down
John Giannandrea, Apple’s Senior VP of Machine Learning and AI Strategy, will leave in spring 2026 after a transition period.
He oversaw Apple’s foundation models, ML research, and previously Siri and robotics, reporting directly to… pic.twitter.com/hWvxeJxgpq
— Perplexity Finance (@PPLXfinance) December 2, 2025
Apple has faced delays in launching an improved Siri digital assistant, now promised for release next year, reflecting broader challenges in demonstrating AI innovation. The company is racing to ensure it does not fall behind competitors who continue to roll out increasingly advanced AI models and applications.
Cook emphasized that AI is “central to Apple’s strategy” and praised Subramanya’s expertise as “extraordinary,” signaling a renewed focus on innovation and product integration. Analysts note that Apple’s next moves in AI, including enhanced Siri functionality, will be closely watched amid a competitive landscape.
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The transition marks a pivotal moment for Apple’s AI ambitions as the company works to strengthen its capabilities in machine learning and artificial intelligence. Subramanya’s leadership is expected to drive future advancements, reinforcing Apple’s position in a sector increasingly shaping how consumers interact with technology.