Export controls need to be tightened after revelations the Chinese company used Nvidia technology, the leaders of a congressional committee said.

DeepSeek stunned the tech world with the release of its R1 "reasoning" model, matching or exceeding OpenAI's reasoning model for a fraction of the cost.

American AI stocks got sucker punched after China's DeepSeek app reportedly showed advancements against rivals sending investors into sell mode, shaving 3% off the Nasdaq.

In a letter addressed to Waltz, the lawmakers highlighted DeepSeek’s use of Nvidia’s H800 chip, which was designed specifically to circumvent existing U.S. export controls. The letter emphasized the necessity of updating export controls to prevent China from exploiting regulatory gaps to further its AI capabilities.

DeepSeek’s AI models reportedly rival OpenAI’s for a fraction of the cost and compute.

Singapore has promised to work closely with the US authorities to probe allegations over China's AI firm DeepSeek, obtaining Nvidia chips through proxies.

WASHINGTON (Reuters) -Two members of U.S. Congress are calling on President Donald Trump's administration to consider restricting the export of artificial intelligence chips made by Nvidia, alleging Chinese AI firm DeepSeek has relied on them.

Two US lawmakers are urging tighter export controls on Nvidia's AI chips, fearing China's growing AI capabilities. Their concerns stem from reports that a Chinese firm used these chips — currently outside the scope of U.