Anthropic’s Claude Opus 4.5 arrived as a surprise-fast, high-capability update on November 24, 2025 — a release that is already being baked directly into developer tools and enterprise workflows, including GitHub Copilot and Microsoft’s Copilot surfaces, and which Anthropic says pushes...
Microsoft has quietly but decisively shifted Microsoft 365 Copilot from a single‑backend assistant into a managed, multi‑model orchestration platform by adding Anthropic’s Claude family — specifically Claude Sonnet 4 and Claude Opus 4.1 — as selectable engines inside Copilot’s Researcher agent...
Microsoft’s Copilot has taken a decisive step away from single‑vendor dependency by adding Anthropic’s Claude models — notably Claude Opus 4.1 and Claude Sonnet 4 — as selectable backends inside Microsoft 365 Copilot’s Researcher feature and the Copilot Studio agent‑builder, a change Microsoft...
Microsoft's Microsoft 365 Copilot is no longer a single‑vendor show: starting today the company is adding Anthropic’s Claude family — notably Claude Sonnet 4 and Claude Opus 4.1 — as selectable backends inside Copilot, giving organizations the ability to route specific Copilot workloads to...
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