Earlier this month, Microsoft unveiled Copilot Cowork, which is based on Anthropic’s Claude Cowork. Now, the company has rolled out Copilot Cowork in early access through its Frontier program, alongside new upgrades to its Researcher tool that will help you plan, analyze, and make decisions at work. Copilot Cowork is an agentic AI tool built for handling long, multi-step tasks inside Microsoft 365. It can help you think through tasks, break down goals, and work alongside you like a colleague across documents and workflows. You describe the outcome you want, and it creates a plan and completes the task while showing you its progress. You can also step in and redirect it at any point. It can handle everything from one-off requests to repeating workflows like monthly budget reviews. Microsoft is also upgrading Researcher, its deep research feature inside Copilot, with two key additions. The first is Critique, a new setup where two AI models work together on the same task.…