Apple has acquired the secretive Israeli audio AI startup Q.ai in a deal reportedly valued at around $2 billion. The acquisition ranks as Apple’s second most expensive purchase to date, surpassed only by its 2014 takeover of Beats. While Apple has not officially commented on the transaction, the move signals a major push to strengthen its artificial intelligence capabilities in audio and speech technologies.

Q.ai specializes in applying machine learning to audio processing, with a strong focus on enabling devices to understand whispered or low-volume speech and to improve audio clarity in noisy or challenging environments. These technologies could have far-reaching implications for Apple’s ecosystem, including Siri, AirPods, accessibility features, and future spatial computing devices.

In 2025, Q.ai filed a patent describing technology that analyzes “facial skin micro movements” to detect mouthed or spoken words, identify individuals, and even infer emotional states and heart rate. Such innovations suggest potential applications that go beyond audio enhancement, touching on health monitoring, biometric identification, and silent communication.

As part of the acquisition, all 100 Q.ai employees will join Apple, including CEO Aviad Maizels and co-founders Yonatan Wexler and Avi Barliya. Maizels previously founded PrimeSense, the company Apple acquired in 2013 whose technology later became a cornerstone of Face ID. This history further underscores Apple’s strategy of acquiring niche, high-impact AI firms and integrating their expertise deeply into its core products.