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UPDATEOpenAI2026-07-15

OpenAI's GPT-5.6 Becomes Preferred Model in Microsoft 365 Copilot

Key Takeaways

  • ▸GPT-5.6 is now the default and preferred model for Microsoft 365 Copilot across the enterprise suite
  • ▸This integration leverages OpenAI's latest language model capabilities to enhance productivity features
  • ▸The update strengthens the strategic partnership between OpenAI and Microsoft in AI-powered enterprise software
Source:
Hacker Newshttps://openai.com/index/gpt-5-6-preferred-model-microsoft-365-copilot/↗

Summary

OpenAI's GPT-5.6 model has been designated as the preferred AI model powering Microsoft 365 Copilot, deepening the integration between the two companies' technologies. This update represents a strategic enhancement to Microsoft's Copilot deployment, ensuring that enterprise users across Word, Excel, Outlook, Teams, and other Microsoft 365 applications benefit from OpenAI's latest generation language model. The move reflects confidence in GPT-5.6's capabilities for productivity-focused tasks and decision-making support in the workplace.

Large Language Models (LLMs)Generative AIPartnerships

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