GPT-5.6 integrated into Microsoft 365 Copilot
OpenAI has designated GPT-5.6 as the standard model in Microsoft 365 Copilot. The update provides access to OpenAI's latest AI model series across several of Microsoft's productivity tools.
What happened?
On 9 July 2026, OpenAI announced that GPT-5.6 is now the default AI model for Microsoft 365 Copilot. This change affects applications including Word, Excel, PowerPoint, Chat, and Cowork. The objective is to implement OpenAI's latest flagship model series into the daily productivity tools used by Microsoft 365 customers.
Key facts
| Uppdateringsdatum | 9 juli 2026 |
|---|---|
| Modell | GPT-5.6 |
| Integration | Microsoft 365 Copilot (Word, Excel, PowerPoint, Chat, Cowork) |
| Utvecklare | OpenAI |
”GPT‑5.6, which will become the new preferred model in Microsoft 365 Copilot—in Word, Excel, PowerPoint, Chat and Cowork.”
”the update brings OpenAI's latest flagship model series into productivity tools people use every day, helping them create, analyze, and collaborate with more capable AI assistance across workstreams.”
”delivers more useful work from every token, with stronger performance per dollar and on demand capability”
Why it matters
The integration of GPT-5.6 aims to enhance AI-assisted functionality within Microsoft 365. Users are expected to benefit from a more powerful AI assistant for content creation, data analysis, and collaboration. GPT-5.6 promises to deliver higher performance per token and more capable on-demand functions, alongside stronger performance per dollar.
Who is affected?
The change primarily affects Microsoft 365 Copilot users, including enterprises and individual professionals who rely on Word, Excel, and PowerPoint for their tasks. Developers building applications on top of the Microsoft 365 ecosystem may be indirectly affected by the increased AI capabilities.
Impact on the EU
The integration of GPT-5.6 into Microsoft 365 Copilot is relevant for EU users, as Microsoft 365 is a widely used platform within the Union. Specific regulations regarding AI systems, such as the EU AI Act, may affect how this technology is implemented and used within the EU, particularly concerning data management and transparency.
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