For months, OpenAI’s Sam Altman has been talking up plans to spend trillions of dollars on an unprecedented buildout of data centers stocked with advanced chips to power AI. The task of turning that ...

For months, OpenAI’s Sam Altman has been talking up plans to spend trillions of dollars on an unprecedented buildout of data centers stocked with advanced chips to power AI.

AI data center startup Nscale has scored a huge prize, raising $2 billion at a $14.6 billion valuation in a deal backed by Nvidia. The valuation signals the aggressive push for critical specialized ...

Masayoshi Son, CEO of SoftBank and Japan's second-richest man, rushed to secure billions for a commitment to Sam Altman's OpenAI, a move that now appears detrimental.