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.

Donald Trump says his big new AI initiative is a victory for America. Guess who the real winner is.

Altman and Musk were OpenAI’s founding co-chairs in 2015, but their relationship has devolved into name-calling and lawsuits.

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 latest spat began after Altman joined Trump, SoftBank CEO Masayoshi Son, and Oracle Chairman Larry Ellison in a White House ceremony on Tuesday to announce the launch of Stargate, a $500 billion venture to advance the United States’ artificial intelligence infrastructure.

The world's richest man went on a social media tirade against the Open AI chief executive for his former stance on Donald Trump.

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 billionaires that started on OpenAI’s board and is now testing

OpenAI CEO Sam Altman announced on Thursday that the new o3-mini reasoning model will power ChatGPT chat sessions for free tier users.

Trump has dismissed Musk's complaints about Sam Altman Musk claims Trump's new Project Stargate has no money Elon "hates one of the people in the deal", says Musk Elon Musk and Sam Altman on Thursday had an ugly back and forth on X,

Fortune reported that this announcement has put Sam Altman in the spotlight, much to the frustration of his former collaborator, Elon Musk. Musk, who has long been a major backer of Trump, was once close with Altman when they co-founded OpenAI in 2015. However, their relationship has soured over time, evolving into a fierce rivalry.

Nuclear energy stocks roared higher Thursday, extending gains earlier in the week amid expectations of growing energy demand driven by AI after President Trump announced a $500 billion AI infrastructure project.