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Microsoft Brings Grok to Word, Excel, and PowerPoint as It Moves Further Beyond OpenAI

Summary by Neowin
Initially launching in limited preview via the Microsoft Frontier program, the Grok model rollout gives enterprise users an alternative to default models from OpenAI and Anthropic. Read more...

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Microsoft announced that the artificial intelligence (IA) Grok models, from Elon Musk's xAI, become available in the Copilot, further extending a partnership that already covers GitHub Copilot, the...

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Microsoft adds SpaceXAI's Grok as an option in Word, Excel and PowerPoint Copilot for Frontier Corporate Clients

More AI Choices Microsoft is adding a little more AI to its productivity apps in the form of the Grok language model, which is integrated directly into Copilot for Word, Excel, and PowerPoint. The integration means that Office users can now switch between OpenAI's GPT models, Anthropic's Claude, and SpaceXAI's Grok via the apps' built-in model selectors. The feature is first rolling out as a preview to Microsoft Frontier users to gather feedbac…

Microsoft began incorporating the Grok models, developed by xAI, into Copilot for business users participating in its Frontier testing program. Integration will allow to alternate between GPT, Claude and Grok, although the model will retain a professional tone and will not be available initially in several European markets.

Grok's AI models come in Word, Excel and PowerPoint via Microsoft 365 Copilot: that's who can try them and what we know about the test.

Claude was previously added to Microsoft services as the tech giant reduced its reliance on OpenAI. The post Microsoft brings Grok AI models to Word, Excel, and PowerPoint appeared first on Digiato.

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Neowin broke the news in Plymouth, United States on Sunday, September 13, 2026.
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