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.

Grok was rolled out in November 2023, a little more than a year after Elon Musk bought Twitter. Musk wanted to use data that the social-media company had—all of its posts, comments, and images—to help train a large language model called Grok, which came with a chatbot.

Grok, Elon Musk’s AI chatbot, has praised Hitler, dabbled in Holocaust denialism and ranted about “white genocide” in South Africa. That’s happening because of Grok’s instructions and training material,

As Grok fired off replies on X praising Hitler, the chatbot's parent company also recently got permission to emit 97 tons of carbon monoxide per year to keep it running.

According to the Financial Times, xAI plans to spend $18 billion on expanding its compute infrastructure. The company trains its models using a supercomputer called Colossus that is located in Memphis. Earlier this year, Musk stated that xAI plans to increase the number of graphics cards in the system from 200,000 to 1 million.

Grok 4 puts the focus of xAI's tool on a few areas. Most notably, it saw major improvements to reasoning, with Elon and his team claiming it had scientist-grade reasoning. Or in other words, it is ...

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

Elon Musk unveiled the newest edition of xAI's flagship AI model, Grok, late Wednesday night in a livestream video that touted Grok 4's prowess at topping benchmark scores. Why it matters: xAI is in an accelerating race with OpenAI,