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.

President Donald Trump talked up a joint venture investing up to $500 billion for infrastructure tied to AI by a new partnership formed by OpenAI, Oracle and SoftBank.

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

President Trump has announced a major AI initiative called "Stargate" -- but the firms involved have DEI policies that go against his goal of eliminating such programs.

OpenAI, Softbank and Oracle will join forces to create Stargate, a new company investing $500 billion in AI infrastructure. President Donald Trump said of the investment: “A resounding

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.

Musk has emerged as one of Trump’s closest allies in recent months and is set to lead the new Department of Government Efficiency to cut down on government spending. He rarely has spoken out against any of Trump’s initiatives since endorsing him over the summer.

Last month, Trump announced with SoftBank's Son in Mar-a-Lago that SoftBank would invest $100 billion in US projects over the next four years, creating 100,000 jobs. Those investments will focus on infrastructure that supports AI, including data centers, energy generation, and chips, according to a source.

The top tech companies Tuesday announced that they will create a new company, called Stargate, to grow artificial intelligence infrastructure in the United States. OpenAI CEO Sam Altman has shown support for Donald Trump,

President Donald Trump is talking up a joint venture investing up to $500 billion for infrastructure tied to artificial intelligence by a new partnership formed by OpenAI, Oracle and SoftBank.

Donald Trump is remaking the traditional boundaries of Washington, unleashing unprecedented executive orders and daring anyone to stop him. Here’s the latest: Lawsuits challenging President Donald Trump’s immigration policies are piling up The American Civil Liberties Union have sued to overturn fast-track deportations after the Trump administration announced it was expanding powers of immigration