Microsoft and Anthropic Collaborate on Copilot Cowork for Enterprise

New AI-powered tool to be integrated into Microsoft 365, with focus on governance and auditability.

Published on Mar. 9, 2026

Got story updates? Submit your updates here. ›

Microsoft has announced a collaboration with Anthropic to bring the technology behind Anthropic's Claude Cowork into Microsoft 365 Copilot. The new Copilot Cowork feature is aimed at enterprise customers, running in a sandboxed cloud environment within Microsoft 365's governance boundaries, with actions and outputs being auditable.

Why it matters

This integration of Anthropic's AI technology into Microsoft 365 Copilot represents a significant step forward in bringing advanced AI capabilities to the enterprise market in a secure and controlled manner. It addresses concerns around AI governance and accountability, which are critical for large organizations looking to leverage these powerful tools.

The details

Copilot Cowork will allow users to leverage AI-powered assistance within their Microsoft 365 workflows, with the system checking in if any clarifications are required and changes being approved before being applied. The feature is currently in limited testing with customers in the Research Preview program and is expected to become more widely available in the Frontier program in late March 2026.

  • Copilot Cowork is currently in limited testing with customers in the Research Preview program.
  • Copilot Cowork is expected to become more widely available in the Frontier program in late March 2026.

The players

Microsoft

A multinational technology company and the developer of the Microsoft 365 productivity suite.

Anthropic

An artificial intelligence research company that developed the Claude Cowork technology being integrated into Microsoft 365 Copilot.

Charles Lamanna

Microsoft's president of business apps and agents, who announced the collaboration with Anthropic.

Got photos? Submit your photos here. ›

What they’re saying

“Cowork will check in if any clarifications are required and changes can be approved before applied.”

— Charles Lamanna, Microsoft president of business apps and agents (Microsoft)

What’s next

Copilot Cowork is expected to become more widely available in the Frontier program in late March 2026, allowing more enterprise customers to access the AI-powered features.

The takeaway

This collaboration between Microsoft and Anthropic represents a significant advancement in bringing enterprise-grade AI capabilities to the workplace, with a focus on governance, security, and auditability - key requirements for large organizations looking to leverage these powerful tools.