Chinese start-up DeepSeek recently displaced ChatGPT as the top-ranking artificial intelligence app, in part by dazzling the public with a free version of the hottest idea in AI — a chatbot that ...

A sample of DeepSeek’s thought process before it made a pro-Hitler argument in response to a jailbreak. Instructions to modify bird flu. A manifesto in defense of Hitler. A social-media campaign ...

But that’s exactly what happened on Monday, when a large language model from a Chinese company named DeepSeek drove the entire Nasdaq index of tech companies down more than 3 percent and shaved ...

A little-known artificial intelligence startup, DeepSeek had flown relatively under the radar — until a new launch this month caught public attention and caused a stir in tech markets. The ...