The Elon Musk-Sam Altman feud entered a new hot phase this week on X following President Trump's announcement of Stargate, a new $500 billion AI infrastructure joint venture funded in part by OpenAI,

U.S. President Donald Trump on Thursday dismissed criticism from close ally Elon Musk about a $500 billion artificial intelligence project that Trump announced with great fanfare at the White House earlier this week.

Elon Musk asked a judge to block OpenAI's attempt to transition from nonprofit to for-profit. It's not the first time he's feuded with CEO Sam Altman.

Tesla Inc. CEO Elon Musk cast doubt Wednesday on the ambitious $500 billion Project Stargate, hours after its announcement, claiming lead investor SoftBank Group SFTBY -0.36% + Free Alerts SFTBF + Free Alerts has “well under $10B secured.”

Tech billionaire Elon Musk voiced doubts about President Trump’s newly announced infrastructure plan for artificial intelligence, claiming the technology companies behind the effort do not

OpenAI CEO Salm Altman dismissed Musk's claims and instead offered him to visit the first site, which is already under way. He said, "This is great for the country. I realize what is great for the country isn't always what's optimal for your companies, but in your new role I hope you'll mostly put us first."

Mr. Trump had claimed the A.I. announcement as an early trophy, taking credit for the companies’ decision to spend up to $500 billion building data centers.

Donald Trump said he isn't bothered by Elon Musk's criticism of his Stargate AI infrastructure deal, which includes Musk rival Sam Altman.

A new game of ‘my data center is bigger than yours’ started this week with the announcement of OpenAI’s Project Stargate.

Elon Musk and OpenAI CEO Sam Altman are fighting on X about Stargate, the infrastructure project to build data centers for OpenAI in the U.S.

Elon Musk is already casting doubt on OpenAI’s new, up to $500 billion investment deal with SoftBank (SFTBY) and Oracle (ORCL), despite backing from his allies — including President Donald Trump.