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.”

Axios tech policy reporter Maria Curi breaks down Elon Musk's unveiling of X's new AI chatbot, Grok, after it went on an antisemitic tear just last week.

The tech billionaire unveiled its latest version, Grok 4, which he claims is "smarter than almost all graduate students, in all disciplines, simultaneously."

In a late-night announcement, X owner Elon Musk unveiled the new Grok 4 chatbot. Here's everything you need to know about it.

AI removed numerous Grok posts on Tuesday after the chatbot praised Adolf Hitler and made antisemitic jokes. Now Musk says it's coming to Teslas.

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

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

In the ever-expanding universe of artificial intelligence, two major contenders have emerged in 2025, sparking debates among tech enthusiasts, creators, and curious minds alike. ChatGPT by OpenAI and Grok 4 by xAI.