For three years, the AI industry has debated which layer of the stack captures value: the chip, the cloud, the model, the application. The debate has assumed the interface layer — how humans actually talk to computers — would remain roughly where it has been since 2007: tap an app, type into a box, swipe across a screen. WWDC 2026 was Apple quietly signaling that this assumption is over. The most structurally significant thing Apple announced last week is not a new model, a new chip, or even a new design language. It is an operating system in which the primary user of an app is no longer a human — it is an agent. Spotlight becomes a knowledge graph the agent reads from. App Intents becomes the surface the agent acts on. View annotations let the agent see what you see. Siri AI becomes the broker that calls apps on your behalf. This is the agent-as-computer move. And Apple, the company most often described in 2025 as “losing the AI race,” is now better positioned than any competitor to execute it — not because Apple has a better model, but because Apple owns the only thing that matters when the agent becomes the computer: the place where the agent runs. That is the whole story. Everything else is mechanics. A map first, so the rest reads cleanlyThe AI industry runs across roughly seven layers. From the bottom up:
Most analysts spend almost all |