Srinagar, July 22 -- Apple has revealed key details about its latest AI models powering the Apple Intelligence features on iPhones, iPads, and Macs. In a new technical report titled Apple Intelligence Foundation Language Models Tech Report 2025, the company explained how the models function and where their training data comes from.

Apple's AI system consists of two foundation models: a lightweight 3-billion-parameter model running directly on Apple Silicon devices, and a more powerful server-based model hosted on Apple's Private Cloud Compute (PCC). Both models are multilingual and multimodal, capable of understanding multiple languages and handling both text and image inputs.

The on-device model is split into two components to minimize...