The response comes after X's Grok chatbot began spewing antisemitic and pro-Hitler comments earlier this week.

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

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

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.

The Echo Chamber jailbreak attack was described on June 23, 2025. xAI’a latest Grok-4 was released on July 9, 2025. Two days later it fell to a combined Echo Chamber and Crescendo jailbreak attack.

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 outpace rivals such as Google’s Gemini and OpenAI’s o3 on tough benchmarks

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's new AI chatbot, Grok 4, is raising eyebrows for its unusual behavior. The chatbot, released Wednesday by Musk's company xAI, sometimes searches Musk's views online before answering questions.

YouTuber Ray Fernando took the dive and bought the $300 plan, testing its performance and comparing it to OpenAI’s nearest plan. He found its performance was impressive, pumping out long, detailed information about how to make money in niche areas, stocks to invest in, and freelance opportunities.