This is the smartest AI in the world,” Musk said. He did not mention the chatbot’s viral posts praising Hitler and calling itself “MechaHitler.”

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.

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.