Apple Intelligence is Apple's personal intelligence system integrated into iPhone, iPad, Mac, Apple Vision Pro and related Apple platforms. It combines generative models and personal context for language, image, visual understanding, Siri, app actions, writing, translation, photo editing, and privacy-preserving on-device and Private Cloud Compute workflows.

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Posts from WWDC say Apple Intelligence now combines Apple Foundation and Gemini models, and Siri gains visual, on-screen, and app-level actions. Watch for the beta rollout later this year; multiple posts say it will not ship in the EU at launch.
Apple said its most powerful on-device model runs on iPhone 17 Pro, while independent analysis describes a 20B design that routes a query to experts loaded from NAND into RAM. The architecture matters because it trades dense inference for hardware-aware expert selection, but access is constrained by device and region limits.