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.”

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.

Elon Musk weighed in on one of the first business investment unveilings by President Donald Trump Wednesday, in a move that could suggest friction at the heart of the new administration's focus on America's leadership in the global technology race.

The project backed by Oracle, OpenAI, and SoftBank was announced by President Donald Trump Jan. 21, but it's not without its detractors.

Elon Musk has expressed doubts about the financial feasibility of the $500 billion Stargate AI Project announced by President Donald Trump. The project, led by OpenAI and SoftBank, aims to build AI infrastructure across the US,

Tech titan Elon Musk cast doubt Wednesday on a $500 billion AI project announced by US President Donald Trump, saying the money promised for the investment..

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.

We may now know roughly how much money SoftBank and OpenAI are contributing toward Stargate, OpenAI's massive data center project.

Tensions between technology leaders Elon Musk and OpenAI CEO Sam Altman were on full display this week after the Tesla CEO slammed the new artificial intelligence (AI) infrastructure project,

The tech billionaires have a rocky history, and Musk's comments about funding for the project, which could attract $500 billion prompted a pointed response from OpenAI leader Altman.