Claude Sonnet 4.5 is available today in Microsoft Copilot Studio, delivering Anthropic’s newest Sonnet-class model into Microsoft’s agent-building and orchestration surface and giving enterprise teams another high‑capability backend to choose when designing Copilot agents.
Background / Overview...
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...
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microsoft copilot
multi model orchestration
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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claude opus
claude opus 4
claude opus 4 1
claude opus 4.1
claude sonnet
claude sonnet 4
copilot
copilot multi model
copilot orchestration
copilot platform
copilot studio
crosscloud ai
crosscloud data
crosscloudhostingcrosscloud inference
data governance
enterprise ai
enterprise ai governance
enterprise governance
microsoft 365 copilot
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model diversity
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model orchestration
multi model
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multi model orchestration
multi model platform
multimodel ai
opus 4.1
orchestration
vendor diversification