Microsoft is rolling out Copilot Chat to Word, Excel, PowerPoint, Outlook, and OneNote for paying Microsoft 365 business ...

Microsoft embeds its Copilot Chat AI assistant directly into Word, Excel, and other 365 apps, offering a unified, context-aware experience powered by GPT-5.

First, Copilot Chat is available only with Microsoft 365 business subscriptions. A Microsoft page on Copilot Chat lists which plans are required, such as Microsoft 365 Business Basic, Business ...