Talk of an artificial-intelligence upstart in China behind a formidable ChatGPT rival had been building for days.

Shares in Nvidia, whose semiconductors power the AI industry, fell nearly 17 percent on Wall Street, erasing nearly $600 ...

Nvidia recorded the largest single-day loss in stock market history after Chinese startup DeepSeek released its own reasoning ...

Announced a week ago, DeepSeek-R1 — a model which is said to use more concise “reasoning patterns”, less data, and lower-cost ...