The Chinese AI firm’s new model is rattling the tech industry and the stock market. Here’s some of the smart commentary on why.

DeepSeek, a Chinese artificial-intelligence startup that’s just over a year old, has stirred awe and consternation in Silicon Valley after demonstrating AI models that offer comparable performance to the world’s best chatbots at seemingly a fraction of their development cost.

DeepSeek is free to use – how to try it now. For curious minds and those looking for open source alternatives to the industry's current major players: DeepSeek's chatbot offerin

Some AI researchers hailed DeepSeek’s R1 as a breakthrough on the same level as DeepMind’s AlphaZero, a 2017 model that became superhuman at the board games Chess and Go by purely playing against itself and improving, rather than observing any human games.

Here’s what you need to know about DeepSeek, the Chinese AI startup that rattled markets as its app dethroned OpenAI's as the most-downloaded free app in the U.S. on Apple.

A frenzy over an artificial intelligence chatbot made by Chinese tech startup DeepSeek was upending stock markets Monday and fueling debates over the economic and geopolitical competition between the U.