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”.

Bannon tore into Musk, revealing another fissure in the MAGA world over Trump's highly touted Stargate project.

Altman took to X to dispute Musk's characterisation on Wednesday, calling it wrong and suggesting Musk was upset because the pact could rival the billionaire's own AI efforts

(Reuters) - U.S. President Donald Trump on Tuesday announced a private sector investment of up to $500 billion to fund infrastructure for artificial intelligence, aiming to outpace rival nations in the business-critical technology.

About 20,000 Trump supporters have gathered at Capital One Arena in Washington Monday afternoon, where Trump and Vice President JD Vance are expected to address the crowd later in the day. Trump is also expected to sign several executive actions at the area during his on-stage appearance.

OpenAI CEO Sam Altman, SoftBank CEO Masayoshi Son and Chairman of Oracle appeared is set to appear at the White House Tuesday afternoon alongside President Donald Trump and other tech CEOs to announce a massive private sector investment in artificial intelligence infrastructure in the United States.

The disagreement centres around claims made by Musk that the funds promised for the project might not be available as expected.

Musk slammed a Trump-backed $500 billion AI joint venture building out OpenAI’s artificial general intelligence.

Musk has been targeting Altman in the courts and publicly for months. The pair started OpenAI together nearly a decade ago as a nonprofit. Musk left OpenAI in 2018 and founded his

Elon Musk on the new Project Stargate system with $500 billion of funding, says 'they don't actually have the money' to build the AI system.

President Donald Trump revoked a 1965 civil rights executive order Tuesday, rolling back authorities long used to prevent employment discrimination by federal contractors, subcontractors and grant recipients. He also ordered agencies to plan potential civil rights investigations against private sector entities who embrace diversity hiring.