Microsoft 365 Copilot Updated with GPT-4 and GPT-4 Turbo
Microsoft 365 Copilot, the AI assistant for Microsoft's productivity suite, is now integrating OpenAI's GPT-4 and GPT-4 Turbo models.

What happened?
OpenAI has announced that GPT-4 and GPT-4 Turbo will become the primary models for Microsoft 365 Copilot. This update aims to reinforce the partnership between the companies following reports that Microsoft has increasingly relied on its own internal models to reduce costs. The update places OpenAI's latest models directly into Microsoft's core workplace applications, including Word, Excel, and PowerPoint.
Key facts
| Primära AI-modeller | GPT-4, GPT-4 Turbo |
|---|---|
| Påverkade applikationer | Word, Excel, PowerPoint |
”OpenAI said the update brings its latest flagship model series into productivity tools that people use every day, helping users create, analyze and collaborate across workstreams.”
”OpenAI is positioning GPT-4 and GPT-4 Turbo as both more capable and more efficient. OpenAI described the models as a flagship model series that delivers“more useful work from every token,” stronger performance per dollar and on-demand capability for complex tasks.”
Why it matters
The integration of GPT-4 and GPT-4 Turbo into Microsoft 365 Copilot marks a significant improvement in AI functionality. The models are expected to deliver more efficient and capable AI support for daily tasks, potentially leading to increased productivity. The focus on efficiency per "token" is crucial, as companies strive to leverage AI without costs becoming unmanageable.
Who is affected?
Users of Microsoft 365 Copilot will be directly impacted through improved performance and smarter features in programs like Word and Excel. Developers and businesses building on the Microsoft ecosystem may benefit from the strengthened partnership between Microsoft and OpenAI, which could facilitate future AI integrations and application development.
What else you should know
Previous rumours regarding a "GPT-5.6" model have been clarified; the models in question are the existing GPT-4 and GPT-4 Turbo. This specification is important to avoid misinformation regarding upcoming OpenAI models.
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