Elon Musk and Sam Altman traded barbs on social media Wednesday after the OpenAI boss took center stage at the White House to unveil his ambitious $500 billion “Stargate” AI infrastructure project. Appearing alongside Oracle executive chairman Larry Ellison and Softbank CEO Masayoshi Son,

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 billionaires th

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