Microsoft 365 announced more model choice in Copilot: Grok models from xAI (tweet text: SpaceXAI) are rolling out in Copilot inside Word, Excel, and PowerPoint, starting with a focused release to Microsoft Frontier program customers. Satya Nadella and Elon Musk later confirmed the Grok availability.

Key Takeaways

  • ✓Copilot gains Grok model choice in Word, Excel, and PowerPoint.
  • ✓Initial rollout targets Microsoft Frontier program customers.
  • ✓Satya and Elon publicly confirmed Grok availability in Microsoft Copilot.
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