Elon Musk's frontier generative AI startup xAI formally opened developer access to its Grok 4.1 Fast models last night and introduced a new Agent Tools API—but the technical milestones were ...

Grok Voice 2.0 joins Grok 4.5 and Tesla voice controls in xAI’s 2026 product blitz, turning Grok from chatbot into a wider AI platform.

With all the AI news coming out each week, some of the more significant advancements can be hard to track. Grok 4 Fast is streamlined version of xAI's flagship Grok 4 model released back in July 2025.

AI's Grok 4.6 briefly showed up as a selectable model on the Cursor editor on August 11 before being pulled. The 1.5-trillion ...

Billionaire Elon Musk has just been countersued by OpenAI, but that isn't stopping his AI company, xAI, from making its flagship Grok 3 model available via an API. xAI is offering two flavors of its ...

Billionaire Elon Musk has just been countersued by OpenAI, but that isn’t stopping his AI company, xAI, from making its flagship Grok 3 model available via an API. xAI is offering two flavors of its ...