Oil prices are down, and stocks are up, though such moves have been quick to change since the war in Iran began.
Nvidia has become the first $5 trillion company, just three months after the Silicon Valley chipmaker was first to break through the $4 trillion barrier.
Nvidia and other companies benefiting from the AI boom have been a major reason the S&P 500 has climbed to record after record recently.
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.
Japan's benchmark Nikkei 225 index has soared more than 10% a day after it set markets tumbling in Europe and on Wall Street, while other world markets appeared to have settled after the rollercoaster ride that started the week.
Worries over the economy are front and center after a series of disappointing reports, including a weaker-than-expected jobs report on Friday.