Available today: OpenAI GPT-6 Astra in Microsoft Copilot

Available today: OpenAI GPT-6 Astra in Microsoft Copilot Microsoft 365 Copilot Blog articles     •     September 4, 2026, 8:28 pm GPT-6 Astra joins the frontier models available in Copilot Cowork and Copilot Studio, giving customers more choice for complex work they want to delegate to AI. Astra expands the range of work that…

Available today: Anthropic Claude Fable 5 in Microsoft 365 Copilot

Microsoft 365 Copilot Blog articles     •     June 11, 2026, 4:54 pm
We’re expanding model choice in Microsoft 365 Copilot with Anthropic’s latest model, Claude Fable 5 as a preview model—designed to support longer, multi-step workflows. As organizations move beyond…

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