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.”

A week after Elon Musk’s AI tool Grok descended into antisemitic rants and declared itself “MechaHitler,” the social media platform X is back with new AI-controlled chatbots for paid subscribers to “SuperGrok.

AI recently launched Grok 4, and Elon Musk says the tool is getting a new male companion with Twilight and 50 Shades of Grey traits.

Grok, the artificial-intelligence chatbot produced by Elon Musk -owned xAI, this week began posting antisemitic messages in response to user queries, drawing condemnation from Jewish advocacy groups and raising concern about the AI tool. The antisemitic posts -- some of which have been deleted -- are being addressed, Musk said on Wednesday.

Musk said an update to make Grok less politically correct instead made it susceptible to manipulation. The AI chatbot praised Hitler, attacked Jews.

xAI’s latest frontier model, Grok 4, has been released without industry-standard safety reports, despite the company’s CEO, Elon Musk, being notably vocal about his concerns regarding AI safety. Leading AI labs typically release safety reports known as “system cards” alongside frontier models.

Experts at OpenAI and Anthropic are calling out Elon Musk and xAI for refusing to publish any safety research. In the wake of Grok, xAI's chatbot, calling itself "MechaHitler" and publicly spewing a ton of racist and anti-Semitic vitriol,

Internal docs show xAI paid contractors to "hillclimb" Grok's rank on a coding leaderboard above Anthropic's Claude.