Apple's artificial intelligence chief is stepping down, company says

Core Insights - Apple's head of artificial intelligence, John Giannandrea, is stepping down, marking a significant change in the company's AI division since the announcement of Apple Intelligence in 2024 [1][2] - Apple Intelligence has received poor reviews, and the launch of an improved Siri assistant has been delayed until 2026, indicating ongoing development challenges [2] - Amar Subramanya, previously at Microsoft and Google's DeepMind, will replace Giannandrea as vice president of AI, reporting to software chief Craig Federighi [3][4] Company Leadership Changes - Giannandrea, who joined Apple in 2018, will remain as an advisor until spring 2024 [3] - Craig Federighi has been highlighted for his role in Apple's AI initiatives, including the development of a more personalized Siri [4] Market Performance - Apple shares have increased by 16% in 2025, but the company is perceived to be lagging behind competitors investing heavily in AI technologies [5]