SpaceXAI's Grok models roll out in Microsoft Copilot

Microsoft has begun rolling out Grok models from SpaceXAI in Copilot, covering Word, Excel, and PowerPoint. The initial release is a focused rollout to customers in the Microsoft Frontier program. Copilot, Microsoft's AI assistant in Microsoft 365, is adding more model options as part of its ongoing expansion. The move brings SpaceXAI's Grok models into widely used productivity applications.