Grok 4 is xAI’s most advanced model yet, but early praise is clashing with old scandals and fresh tests of its limits.

The tech billionaire unveiled its latest version, Grok 4, which he claims is "smarter than almost all graduate students, in all disciplines, simultaneously."

After a recent update to the AI chatbot’s code, Grok started posting openly antisemitic responses to queries from X users on Elon Musk’s platform. WIRED's Brian Barrett joins to discuss.

In a late-night announcement, X owner Elon Musk unveiled the new Grok 4 chatbot. While the new AI offers PhD-level intelligence, its previous version got … The post Musk unveils ‘PhD-level’ Grok 4 AI following Nazi chatbot uproar appeared first on BGR.

Linda Yaccarino is stepping down as CEO of X after two years leading Elon Musk’s social media company. Yaccarino’s departure comes one day after the company’s Grok chatbot began pushing antisemitic tropes in responses to users.

Elon Musk says Grok AI has been upgraded to focus on "facts over feelings," but its sharp political and cultural replies are drawing criticism.

Elon Musk’s SpaceX has agreed to invest $2 billion in xAI, investors close to the companies said, nearly half of the Grok chatbot maker’s recent equity raise. Musk has repeatedly mobilized his business empire to boost the AI startup,

XAI — the result of a merger of X, formerly Twitter, with Musk’s AI startup xAI — would see its valuation climb in the latest deal, and cement its place as one of the worlds