The feature builds on Microsoft's existing Copilot platform and is powered by Work IQ, an intelligent system that pulls context from emails, meetings, files, chats, and enterprise data.

Copilot Cowork operates in the cloud, inside Microsoft 365's infrastructure, and draws on something Claude Cowork simply cannot access: the full graph of a user's enterprise work data.

If you’re an enterprise technology leader evaluating agentic AI, the first question isn’t which platform to buy—it’s whether your use case is actually agentic at all.