By Lawrence Delevingne, Samuel Indyk and Tom Westbrook BOSTON/LONDON/SINGAPORE (Reuters) -U.S. stock futures steadied, the dollar ticked higher and tech stocks in Asia slid on Tuesday following a wave of selling as apparent advances by a Chinese AI startup cast doubt on U.

DeepSeek, a Chinese AI-chatbot app which launched last week, has sparked chaos in the US markets and raised questions about the future of America's AI dominance. The BBC takes a look at how the app works. DeepSeek looks and feels like any other chatbot, though it leans towards being overly chatty.

The Chinese upstart says it trained high-performing AI models cheaply, without using the most advanced chips.

CNN’s Matt Egan reports on a new Chinese AI model called R1, which was created by the company DeepSeek. The R1 model is causing US stocks to drop and is raising questions about US dominance in AI.

Nvidia, which soared to the top of the stock market by selling the computer chips fueling the world’s artificial intelligence boom, has been dealt a tough reality check by a small Chinese company that showed it could do more

Markets rallied last week but face premarket losses due to AI concerns. A busy week lies ahead with major earnings, economic data, and geopolitical uncertainty.

Amid ongoing fears over TikTok, Chinese generative AI platform DeepSeek says it’s sending heaps of US user data straight to its home country, potentially setting the stage for greater scrutiny.

Global chip stocks slumped Monday on DeepSeek revealing it had developed AI models that nearly matched American rivals despite using inferior chips.

Wall Street is tumbling Monday on fears that the market's winners who have feasted on the AI frenzy are under threat from a competitor in China that can do similar things for much cheaper.

Chinese startup DeepSeek sent shockwaves in the AI community with its frugal yet highly performant open-source release, DeepSeek-R1. The model uses pure reinforcement l