U.S. stocks took a heavy beating during the first quarter of the year. But the second could be much more treacherous.

CEO Sam Altman posted that the company is planning to “release a powerful new open-weight language model with reasoning in the coming months.” The team has been long hinting at this release: In a ...

The start-up’s valuation, which has nearly doubled in six months, shows continued enthusiasm for A.I. among investors.

The merger will “combine the data, models, compute, distribution and talent” of the two companies, according to Elon Musk. In ...

The AI developer’s financing round is the largest of all time, according to data compiled by research firm PitchBook.

Wall Street and Silicon Valley crowed that China would always be years behind the U.S. Here's why they were wrong.