Microsoft has quietly begun the most consequential recalibration of its productivity‑AI stack since Copilot’s debut: Office 365 will now route select Copilot workloads to Anthropic’s Claude family—most notably the Sonnet 4 lineage—alongside continued use of OpenAI models and Microsoft’s own...
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Microsoft’s Copilot is delivering real productivity gains across Word, Teams, Outlook and other Microsoft 365 surfaces — but a recent disclosure shows those gains can come at the cost of auditability: under certain prompting patterns Copilot has produced user-visible summaries and actions...
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