He says he’s a free speech absolutist. But does this apply to his AI (Grok) too? Welcome to AI Decoded, Fast Company’s weekly ...

Grok 4 is now accessible by default for unpaid xAI users Restrictions around the "limited" free access period are unclear. The move appears to be an effort to attract more paying users. Elon Musk's AI ...

BEIJING, CHINA - AUGUST 24: In this photo illustration, the logo of Grok is displayed on a smartphone screen with the xAI logo in the background on August 24, 2025 in Beijing, China. Elon Musk's xAI ...

In a surprising shift, Elon Musk, the visionary behind Tesla and SpaceX, has expressed that Grok 5, a product of xAI, may achieve Artificial General Intelligence (AGI), a level of AI previously ...

Elon Musk’s Grok really, really loves its creator. Since this week’s release of Grok 4.1, X users have circulated posts and screenshots that show Grok vastly overestimating Musk’s abilities — like ...

Grok 4.1 and GPT-5.2 are two of the best AI models on the market right now. Powering the latest versions of ChatGPT and Grok, they are designed to excel at writing, logic, research and creativity. But ...

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 ...