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 ...

Elon Musk has said that Grok Vision on both iOS and Android can interpret what the camera sees. According to Musk, Grok Vision can understand pretty much anything the camera points at. According to ...

Elon Musk-funded xAI is skipping Grok 3.5 and releasing Grok 4 after Independence Day in the United States, and it could be the best model from the company. Grok 3.5 was originally supposed to be a ...

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.

As of May 2026, the AI tools builders rely on have evolved from passive assistants into active, code-executing agents capable of managing real-world tasks. With Grok 4.3's new agent tools API, ...

xAI has launched Grok 4.20 live in Beta. Estimated Arena (LMArena) Elo for Grok 4.20: ~1505–1535 provisional (Grok 4.20 analysis). Reasoning: Grok 4.1 Thinking is already at 1483. The multi-agent ...