The unusual behavior of Grok 4, the AI model that Musk's company xAI released late Wednesday, has surprised some experts.

Elon Musk's xAI said Grok's behavior was due to an update that caused it to prioritize engagement, even if posts contained ...

Earlier today, Grok showed me how to tell if someone is a “good scientist,” just from their demographics. For starters, ...

Elon Musk has launched xAI’s Grok 4—calling it the “world’s smartest AI” and claiming it can ace Ph.D.-level exams and ...

A former professor and the founder of his own AI company, Howard noticed that if he asked Grok about the Israeli-Palestinian ...

Grok 4 has a favorite source on some hot-topic issues, citing Elon Musk's opinions without being instructed to do so.

While Elon Musk's $300 “Heavy” model puts up record-breaking benchmark scores, the basic Grok 4 struggles to keep up with ...

The Echo Chamber jailbreak attack was described on June 23, 2025. xAI’a latest Grok-4 was released on July 9, 2025. Two days ...

The latest version of xAI's generative artificial intelligence assistant, Grok 4, frequently consults owner Elon Musk's ...