Microsoft has turned on GPT-5 across the Copilot ecosystem—and, crucially, is extending free access to the new model via a “Smart mode” in the Copilot web experience—marking the broadest, fastest rollout of an OpenAI flagship yet across Windows and Microsoft 365. The update landed on August 7...
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Microsoft rolls out GPT‑5 across Copilot: what Windows users need to know right now
TL;DR (executive callout)
As of August 8, 2025, Microsoft is enabling GPT‑5 across Copilot properties; availability is fastest on the web (copilot.microsoft.com) and staggered for desktop and enterprise...