Chinese startup DeepSeek published a research paper in which it claimed to have trained a large language model rivaling the performance of leading U.S. models, while spending much less money than U.S.

Shares of chipmaker Nvidia (NVDA) plummeted 17% on Monday and lost nearly $600 billion in market value. The decline was triggered by the

Nvidia (NASDAQ: NVDA) made stock market history on Monday, Jan. 27, but not the good kind. The chipmaker saw its share price decline 17%, due to concerns about an artificial intelligence (AI) model from Chinese start-up DeepSeek.