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Microsoft 365 Copilot Blog Today we're expanding model choice in Microsoft 365 Copilot with the addition of Anthropic's latest model—Claude Opus 4 7—now available in Copilot Cowork (Frontier) and Copilot Studio early release cycle environments, and rolling out to Copilot in Excel Opus 4 7 is designed to be faster and more precise, with improved ability to select the right tool for the task It handles complex
What’s New in Microsoft 365 Copilot | April 2026 | Microsoft Community Hub Welcome to the April 2026 edition of What's new in Microsoft 365 Copilot! Every month, we highlight new features and enhancements to keep Microsoft 365 admins up to date with Copilot features that help your users be more productive and efficient in the apps they use every day Let’s take a closer look at what’s new this month: User
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