The world’s largest technology companies climbed after a sell-off in stocks on the news China had upended the artificial intelligence arms race that shook markets around the globe. Traders are now gearing up for the start of the megacap earnings season and the US Federal Reserve rate decision.

Equities rebounded in choppy trade, with the tech-heavy Nasdaq 100 up 1.6 per cent in New York. Nvidia was 8.8 per cent higher after shedding 17 per cent to start the week. The overnight rally lifted its market cap back above $US3 trillion ($4 trillion).

Bloomberg