Rebounding tech stocks drove U.S. indexes higher a day after they tumbled on doubts about the artificial intelligence frenzy.

Nvidia and other U.S. tech stocks are steadying 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 0.2% higher in early trading Tuesday.

Nvidia shares' 9% recovery Tuesday was the second-best day in terms of market cap added for any company ever, trailing only a record it set in July.

Not all big technology stocks got hit in the rout, however. Apple Inc., which gained 3.3% today, has overtaken Nvidia as the top company by market value. Meta Platforms Inc. also ended the day higher,

Nvidia shares traded higher in the premarket Tuesday, as traders reassessed the implications of a much cheaper-to-build large-language model for the artificial intelligence trade. The chipmaker's rebound in the early session was shaky,