Microsoft 365 users can now choose between ChatGPT and Claude for their AI needsBy otako_fzbgs4 / September 25, 2025 Some Microsoft Copilot functionalities can now use Claude models alongside those from OpenAI. Related posts: Apple addresses App Store ruling as Fortnite eyes return Google Messages rolling out ‘Unsubscribe’ button to stop SMS and RCS spam Apple v. Epic: What happens next to the App Store and Fortnite? Apple’s consequential App Store setback comes on the eve of a key event