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Microsoft 365 Copilot Blog
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Available today: GPT-5.5 Thinking and ChatGPT Images 2.0 in Microsoft 365 Copilot

NitinAgrawal's avatar
NitinAgrawal
Icon for Microsoft rankMicrosoft
Apr 27, 2026
Today, we’re expanding what Microsoft 365 Copilot can do with GPT-5.5 Thinking and ChatGPT Images 2.0 bringing stronger support for deeper analysis, multi-step work, and visual creation. GPT-5.5 Th...
Published Apr 27, 2026
Version 1.0
microsoft 365 copilot
Dennis Gaida's avatar
Dennis Gaida
Iron Contributor
Apr 28, 2026

Please share some specific rollout details. Link to M365 roadmap entries. "is rolling out across Microsoft 365 Copilot" < what does that mean? Will I see it in my tenant next year? Tomorrow? Will Frontier-users see it first? Is this GA right away? Also you are talking about PowerPoint, is there an associated version number we will see it in? Will Office Insider see it first?