Elon Musk and OpenAI CEO Sam Altman are clashing over the Stargate AI infrastructure project, which is supported by President Donald Trump. The project, involving OpenAI, Oracle, and SoftBank, aims to invest up to $500 billion in AI infrastructure. Musk, a close Trump adviser, questioned the project's funding, while Altman defended it, highlighting its benefits for the country. This public dispute is part of a long-standing rivalry between Musk and Altman.