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

Musk’s criticisms have escalated into legal actions. In February, he filed a lawsuit against OpenAI, accusing it of breaching its nonprofit mandate. Although the lawsuit was withdrawn in June, Musk refiled it in August, further intensifying the conflict.

Sam Altman's OpenAI is backing a new AI initiative from a group where John Kerry was a founding member that has voiced support for liberal causes in the past.

The price of Worldcoin jumped Wednesday, leading the crypto market after OpenAI's $500 billion AI initiative was unveiled.

A dispute arose between Elon Musk and OpenAI CEO Sam Altman over Stargate, a $500 billion AI infrastructure project. Musk questioned the funding, while Altman defended it and emphasized its national benefits.

President Donald Trump spoke with OpenAI CEO Sam Altman by phone on Friday, ahead of the AI infrastructure announcement, CNBC has learned.

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 billionair

The Stargate AI project has prominent and wealthy backers, but $500 billion in spending could still prove to be a heavy lift.

President Trump sounded a lot of populist notes on the campaign trail. But as he took the oath of office for the second time, he was joined onstage by billionaires and CEOs who’d spent millions to be there — leaving supporters who’d traveled across the country to attend literally out in the cold.

A closer look at OpenAI CEO Sam Altman after President Trump announces a multi-billion dollar joint venture between Altman's company, SoftBank and Oracle, and why it's already drawing the ire of major Trump ally Elon Musk.