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.

Stargate is supposed to spend $500 billion on AI infrastructure, President Trump said. But Elon Musk suggested that the venture has much less cash.

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.

They don’t actually have the money,” Elon Musk wrote on his social media platform, exposing an early internal rift within the White House.

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

The Stargate project has big implications for U.S. AI leadership, but also for who's winning the new president's ear.

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,

Elon Musk openly questioned whether companies that joined President Donald Trump’s announcement promising hundreds of billions of dollars in artificial intelligence infrastructure could follow through on their promises,