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.

The social media war between billionaire tech mogul Elon Musk and OpenAI CEO Sam Altman is heating up with Musk calling the latter a 'liar' on Thursday (January 21). The latest post from Musk on social media platform X,

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.

Elon Musk is clashing with OpenAI CEO Sam Altman over the Stargate artificial intelligence infrastructure project touted by President Donald Trump, the latest in a feud between the two tech billionaires that started on OpenAI's board and is now testing Musk's influence with the new president.

OpenAI, Oracle, SoftBank, and MGX are the lead partners in Stargate, according to OpenAI.

The Stargate project, led by OpenAI's Sam Altman - to build the "world's largest AI infrastructure" - was announced by Donald Trump at a special press conference at the White House. Elon Musk, however,

The Stargate project represents a bold step toward reshaping America’s AI future. Despite criticism and scepticism from industry leaders like Elon Musk, proponents such as Sam Altman remain confident in its transformative potential.

Elon Musk, a close Donald Trump advisor questioned the value of the investment. Sam Altman responded, saying Elon Musk was “wrong, as you surely know”.