Microsoft has quietly begun a major pivot in the architecture that powers the AI features inside Office apps: Copilot will now route select workloads to Anthropic’s Claude family — notably the Sonnet 4 models — while continuing to use OpenAI models and Microsoft’s own engines where they remain...
Microsoft’s productivity stack is entering a new, more plural era: after years of deep integration with OpenAI’s models, Microsoft is reported to be adding Anthropic’s Claude — specifically the Sonnet model family — into Office 365’s Copilot workflows, creating a multi‑model orchestration that...