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.”

Built using huge amounts of computing power at a Tennessee data center, Grok is Musk's attempt to outdo rivals such as OpenAI's ChatGPT and Google's Gemini in building an AI assistant that shows its reasoning before answering a question.

This week, Elon Musk unveiled Grok 4, which he called "the world's most powerful AI assistant." The optics were appalling; the same week, the older version of Grok repeatedly attacked Black and Jewish people and declared itself "MechaHitler." It also ...

Grok began repeatedly praising Adolf Hitler, using antisemitic phrases and attacking users with traditionally Jewish surnames.

Will Stancil says he is "considering" suing Elon Musk's X after Grok shared a hypothetical plan for breaking into his home and raping him

Elon Musk's SpaceX has invested $2 billion in xAI. This move integrates AI deeper into Musk's ecosystem. xAI merged with X, valuing the company at $11

AI's latest Grok 4 large language model appears to search for owner Elon Musk's opinions before answering sensitive questions about