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TechCrunchJuly 10, 2026· 1 min read

OpenAI says GPT 5.6 is the ‘preferred model’ for Microsoft Copilot 365 amid breakup chatter

OpenAI has chosen GPT 5.6 as the preferred model for Microsoft Copilot 365, following rumors of a potential breakup between the two companies. This decision will see OpenAI's new family of models powering Microsoft's productivity apps.

What happened

OpenAI has announced that GPT 5.6 will be the default model for Microsoft's Copilot 365, despite speculation about a possible split between the two companies. This means OpenAI's new models will continue to drive Microsoft's workplace and productivity tools. OpenAI's models will remain a key part of Microsoft's ecosystem.

Why it matters

As a business owner, this news may not directly impact your operations, but it's a sign of the growing importance of AI in workplace productivity tools. Microsoft's continued reliance on OpenAI's models suggests that AI-powered tools will remain a key area of investment for the company.

The takeaway

You can expect Microsoft's productivity apps to continue integrating AI-powered features, potentially leading to increased efficiency and innovation in your business. It's worth keeping an eye on how this partnership evolves, as it may have implications for your business's technology choices.

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