Twelve dimensions across seven providers. Re-graded as announcements land, with the market's reaction shown alongside.
How close to an agent operating system · updated 2026-06-01
Closest to an integrated agent OS, with models, context, and OS in one house; product coherence lags the assets.
Our north-star lens: how close is this provider to a true agent operating system? Earned (not asserted) capability, durable institutional memory, cross-app orchestration, and revocable, governable execution. The control plane for the agent era.
No outside coverage tagged to this exact cell yet. Here is recent Google analysis.
Day-of preview of the conversational Siri revamp, Gemini backing, and cross-app multi-step capabilities in iOS 27.
Live coverage of the Gemini-powered Siri reveal in Tim Cook's final WWDC as CEO, framed for investors.
Comprehensive guide to the Gemini-backed Siri, personal context, onscreen awareness, and assistant Extensions.
Explains the three-tier routing (on-device, Private Cloud Compute, Gemini on Google cloud) and its privacy tensions.
Ming-Chi Kuo's thesis that Apple's ecosystem and UI could beat Google's own Gemini delivery, but Gemini sets the ceiling.