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Microsoft Unleashes Copilot Cowork with AI Models Checking Each Other
Manaal Khan31 March 2026 at 11:48 am5 min read

Microsoft is expanding its Copilot Cowork feature and introducing a new AI research agent, allowing AI models to review each other's work, as part of its Wave 3 updates to Microsoft 365 Copilot.
Key Takeaways
- Microsoft's Copilot Cowork is now more widely available as part of its Frontier program
- A new AI research agent allows one AI model to write a draft and another to review it, using models from Anthropic and OpenAI
- The updates include a Model Council feature to compare answers from different AI models
In This Article
- What's New with Microsoft Copilot Cowork
- How the New AI Research Agent Works
- Introducing the Model Council Feature
- Wave 3 Updates to Microsoft 365 Copilot
What's New with Microsoft Copilot Cowork
Microsoft is making significant updates to its Copilot Cowork feature
- The previously announced feature builds on Claude Cowork, enabling the system to handle multi-step tasks using various tools and accessing files
- It also includes features like calendar planning and daily briefings, making it a more comprehensive tool for users
- The expansion of Copilot Cowork is part of Microsoft's efforts to enhance its AI capabilities
How the New AI Research Agent Works
- The new agent uses a critique function where one AI model writes a draft and another reviews it, pulling from both Anthropic and OpenAI models
- This approach allows for more accurate and reliable outcomes, as it leverages the strengths of different AI models
- The agent is designed to hit best-in-class deep research performance, outperforming other models like Perplexity with Claude Opus 4.6 by 7 points
Introducing the Model Council Feature
- The Model Council feature enables users to compare answers from different AI models side by side, seeing where they agree or differ
- This feature provides transparency and helps users understand the decision-making process behind AI models
- By comparing different models, users can make more informed decisions and trust the outputs of AI systems
Wave 3 Updates to Microsoft 365 Copilot
- The updates ship as part of Wave 3 of Microsoft 365 Copilot, which includes the new AI research agent and Model Council feature
- These updates demonstrate Microsoft's commitment to advancing its AI capabilities and providing more value to its users
- As part of the Frontier program, users can access these features and experience the latest innovations in AI
Final Thoughts
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Sources & Credits
M
Manaal Khan
Tech & Innovation Writer


