Grok, Elon Musk’s AI chatbot, has praised Hitler, dabbled in Holocaust denialism and ranted about “white genocide” in South Africa. That’s happening because of Grok’s instructions and training material,

Elon Musk's startup xAI apologized Saturday for offensive posts published by its artificial intelligence assistant Grok this

Elon Musk announced this weekend that his team at xAI made improvements to their AI chatbot Grok. Days later, Grok has already gone on several blatantly antisemitic tirades.

Elon Musk’s AI chatbot apologized for the “buggy Hitler fanfic” while lying about sexually harassing Linda Yaccarino

Grok’s training, including how the model is told to respond, and the material it aggregates likely played a role in its spew of hate speech.

But after the chatbot developed by Elon Musk’s start-up xAI ranted for hours about a second Holocaust and spread conspiracy theories about Jewish people, the company responded by deleting some of the troubling posts and sharing a statement suggesting the chatbot just needed some algorithmic tweaks.

In response, X mostly turned off Grok, and the chatbot’s official account claimed that “xAI has taken action to ban hate speech before Grok posts on X.” The next day, CEO Linda Yaccarino announced she was stepping down but also leaked that of course it had nothing to do with the platform’s omnipresent assistant calling for genocide.

The AI chatbot Grok went on an antisemitic rant on July 8, 2025, posting memes, tropes and conspiracy theories used to denigrate Jewish people on the X platform. It also invoked Hitler in a favorable context.

Elon Musk’s xAI launched its new Grok 4 chatbot on Wednesday, drawing immediate scrutiny after CNBC found it referenced Musk’s views when responding to controversial questions. When asked for a one-word stance on the Israel-Palestine conflict,