Investors familiar with the matter told The Wall Street Journal that the rocket company SpaceX has agreed to invest a ...

The money behind Elon Musk’s trillion-dollar empire is increasingly flowing in one direction: toward artificial intelligence.

Built using huge amounts of computing power at a Tennessee data center, Grok is Musk's attempt to outdo rivals such as OpenAI ...

X CEO Linda Yaccarino said she’s stepping down after two bumpy years running Elon Musk’s social media platform.

The billionaire entrepreneur said Tesla shareholders would vote on investing in xAI as he seeks to tap his own companies to ...

The U.S. Department of Defense will begin using Grok, the AI chatbot built by Elon Musk’s start-up xAI, the company announced ...

The announcement of the $200 million contract to xAI comes less than a week after Grok came under fire for sharing ...

The xAI founder said the very notion humans actually once managed an economy will seem very quaint in the future, like ...

From Grok's antisemitic rants to the permit for turbines in Memphis, here's a look at some of the latest news surrounding ...

Elon Musk's artificial intelligence company xAI is apologizing for a series of violent and antisemitic posts from its chatbot ...

The two companies already share close ties with the Grok chatbot (from xAI) now rolling out on Tesla vehicles. Meanwhile ...

Tesla CEO Elon Musk said Monday that he does not support merging his electric vehicle company with his artificial intelligence (AI) firm, xAI, after the idea was floated last week by a prominent ...