The S&P 500 leaped 2.5% Wednesday after President Trump announced a two-week ceasefire. 

Oil prices are down, and stocks are up, though such moves have been quick to change since the war in Iran began.

A Chinese company called DeepSeek said it had developed a large language model that can compete with U.S. giants at perhaps a fraction of the cost.

U.S. stocks are drifting in early trading after leaping to records the day before as part of a worldwide rally.

Friday's data raised questions about how much the Federal Reserve will cut its main interest rate by at its meeting later this month.