Rebounding tech stocks drove U.S. indexes higher Tuesday, a day after they tumbled on doubts about whether the artificial-intelligence frenzy really needs all the dollars being poured into it. The S&P 500 climbed 0.

U.S. stocks recovered some ground Tuesday morning after getting hammered by fears over China's DeepSeek AI model built on a shoestring budget.

U.S. stocks rose Tuesday after more companies said they made bigger profits at the end of last year than analysts expected and as Treasury yields eased. The S&P 500 climbed 0.9%, while many markets around the world took only tentative steps following Donald Trump’s return to the White House on Monday.

Investors aren’t ignoring the upsides of cheaper AI models despite Monday’s DeepSeek-inspired stock-market panic.