U.S. stock index futures slipped on Wednesday after a sharp rally in the previous session, when easing tariff tensions boosted sentiment, as investors focused on AI bellwether Nvidia's upcoming earnings and developments on the trade front.

The stock market jumped in a TACO Tuesday rally as Trump pushed back new EU tariffs, with Tesla leading new buys. Nvidia earnings loom large.

US stock futures are slightly up ahead of Nvidia Corp.’s earnings as investors waited to gauge the impact of the trade war and outlook for artificial intelligence.