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 ...

Update: A day after this article was published, xAI unveiled Grok 4.1 access through its API for $0.20 per 1 input million tokens (or $0.05 for cached input) and output tokens at $0.50 per million, ...

Marko Elez, a 25-year-old employee at Elon Musk’s Department of Government Efficiency (DOGE), has been granted access to sensitive databases at the U.S. Social Security Administration, the Treasury ...

xAI, the artificial intelligence company founded by Elon Musk, has recently unveiled grok-code-fast-1, a groundbreaking agentic coding model designed to revolutionize how developers approach software ...

While Tesla shareholders are focused on giving Elon Musk a huge CEO compensation package, there’s a potentially even more impactful proposal that is sneaking through: Tesla investing in Musk’s xAI.

SpaceX has acquired xAI, which includes the chatbot Grok. Both companies were already owned by Elon Musk. Credit: Avishek Das/SOPA Images/LightRocket via Getty Images Elon Musk's AI company xAI, which ...