Nvidia and other U.S. tech stocks are holding steadier Tuesday, a day after tumbling on doubts about whether the artificial-intelligence frenzy really needs all the dollars being poured into it. The S&P 500 was 0.

Investors around the world are reassessing the prospects for technology companies after a Chinese artificial intelligence start-up rocked markets in the United States on Monday.

Technology stocks regained some ground on Tuesday with chipmaker Nvidia up about 2.5% in early trading, a day after it suffered the biggest one-day market capitalization loss in history, and traders moved back out of safe-haven currencies into the dollar.

DeepSeek released an open-source artificial intelligence model in December, saying it took only two months and less than $6 million to create it.

Shares for leading US chip firm Nvidia dropped by almost 17% on Monday after the emergence of DeepSeek stunned Silicon Valley.

U.S. technology shares dropped sharply on Monday as surging interest in Chinese startup DeepSeek's low-cost artificial intelligence model raised doubts about the sector's lofty valuations. The tumble in global equities prompted a widespread flight to safety,