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.

Sam Altman, CEO of OpenAI, sparred Wednesday with Elon Musk over funding for a Trump-backed AI infrastructure project one day after he stood with the president in the White House to announce the project.

Elon Musk doesn’t miss an opportunity to take a dig at OpenAI — even when the news item in question is supposed to be favorable to President Trump. Just a few hours after yesterday’s White House presser on The Stargate Project wrapped up, Musk posted on X that “they don’t actually have the money.”

OpenAI CEO Sam Altman will brief U.S. officials on super-agents—AI systems set to revolutionize software development, finance, and event planning.

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

Shortly after OpenAI unveiled its $500 billion Stargate initiative, Elon Musk took to his social media platform to express his doubts about the project. In a

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.

OpenAI CEO Sam Altman, Oracle founder Larry Ellison and SoftBank CEO Masayoshi Son comment on President Trump’s Stargate AI investment project in an interview with FOX News anchor Bret Baier on ‘Special Report.

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

OpenAI CEO Sam Altman called Stargate, “the most important project for this era” and promised that all of the new investment his company was making would help cure diseases. Altman was actually prompted by Trump to talk about the medical advances that AI would supposedly figure out.

Altman said that a project like Stargate might not have been possible with "a different president."