It’s the latest clash 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.

Hours later, Elon Musk publicly questioned whether the joint venture would ever get off the ground.Musk wrote on X, his social-media platform, that two of the companies behind the project didn’t have enough capital to follow through on their pledges.

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