OpenAI says GPT 5.6 is the ‘preferred model’ for Microsoft Copilot 365 amid breakup chatter
Summary
OpenAI says its new GPT 5.6 model family will remain the preferred default for Microsoft Copilot for Microsoft 365. The statement aims to reassure customers that Copilot’s core model supply and roadmap stay intact despite ongoing partnership breakup chatter.
Why it matters
Copilot adoption depends on predictable model availability, and OpenAI’s positioning of GPT 5.6 as preferred narrows uncertainty for enterprise deployments.