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Microsoft Copilot Blog
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Available today: GPT-5.5 Instant in Microsoft 365 Copilot

NitinAgrawal's avatar
NitinAgrawal
Icon for Microsoft rankMicrosoft
May 07, 2026
Today, we're excited to announce the addition of OpenAI's GPT-5.5 Instant to Microsoft 365 Copilot and Microsoft Copilot Studio. Building on GPT-5.3 Instant, GPT-5.5 Instant improves the quality of e...
Updated May 07, 2026
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andyln33's avatar
andyln33
Copper Contributor
May 11, 2026

Can we please keep the model names consistent across ecosystems? Why do we have to rename GPT 5.5 Instant to GPT 5.5 "Quick Response"? This just makes it confusing for end users.