China's DeepSeek overtook US rival ChatGPT in terms of Apple Store downloads, offers the prospect of a viable, cheaper AI alternative

Emergence of cheaper Chinese rival has wiped $1tn off the value of leading US tech companies

The emergence of China-based AI startup DeepSeek triggers a trillion-dollar sell-off in U.S. and European technology stocks.

DeepSeek, a Chinese artificial intelligence (AI) tool, is challenging OpenAI’s ChatGPT as the most highly-rated generative AI (GenAI) app. Today (27...

US tech giant OpenAI on Monday unveiled a ChatGPT tool called "deep research" that can produce detailed reports, as China's DeepSeek chatbot heats up...

Whatever the truth about DeepSeek, China’s tech sector is light years ahead on strategy and investment

Tech stocks fall as DeepSeek, a low-cost AI chatbot, rises.

Donald Trump said DeepSeek was a ‘wake up call’ for US firms, after its emergence caused a rout in tech shares.

Investigation comes after DeepSeek upended US tech stocks

DeepSeek claims that it developed its latest model at a fraction of the cost major companies are currently investing in AI development