The relationship between Elon Musk and Sam Altman progressed from an initial friendship to a bitter rivalry. Here's why.

Sam Altman and Elon Musk are trading barbs about OpenAI again — this time after Musk’s reported offer to buy the artificial ...

OpenAI CEO Sam Altman has soundly dismissed a $97.4 billion takeover bid backed by rival Elon Musk, but the unsolicited offer ...

OpenAI CEO Sam Altman revealed last week that the company has decided not to release the o3 artificial intelligence (AI) model. In January, the company rolled out the o3-mini model to all ChatGPT ...

Elon Musk says he will abandon his $97.4 billion offer to buy the nonprofit behind OpenAI if the ChatGPT maker drops its plan ...

After helping President Trump get elected, Elon Musk was poised to dominate the country’s AI policies. Then Mr. Altman ...

Sam Altman, CEO of OpenAI, center, at Station F, during an event on the sidelines of the Artificial Intelligence Action Summit in Paris, Tuesday, Feb. 11, 2025. (AP Photo/Aurelien Morissard ...