The takeaway, at least from a technical standpoint, is that Grok 4 is now firmly in frontier-model territory. That’s a meaningful shift for xAI, which just months ago was primarily known for its integration with X, the rechristened Twitter owned by Musk. xAI is clearly trying to be taken seriously as a legitimate AI research and enterprise company.

The Polish deputy prime minister is asking the EU to investigate Grok, the AI chatbot integrated into the X social media platform.

Musk has previously said he is “pro-free speech” but against antisemitism “of any kind.” And in May, Grok began repeatedly invoking a non-existent “white genocide” in Musk’s native South Africa, telling users it was “instructed by my ...

Elon Musk debuted Grok 4, saying it was capable of reasoning at "superhuman" levels and is "better than PhD level at everything."

AI has officially lunched Grok 4 during a livestream with Elon Musk, who called it the "smartest AI in the world."

Elon Musk's X platform has temporarily suspended the automated account for its AI chatbot, Grok, following a disturbing incident on Tuesday afternoon where the system disseminated antisemitic narratives, TechCrunch reported on Wednesday.