A national conversation is underway about the need to tap the brakes on AI. Investors may not appreciate just what that means for their net worth. AI-related spending accounts for about half the growth in US gross domestic product, by some estimates.

Almost $33 trillion in market value has been added to the S&P 500 since late 2022, the vast majority from companies with futures tethered to the technology. This massive wealth creation highlights the profound impact artificial intelligence is having on global markets and investor portfolios.