The U.S. expected to account for roughly 60% ($3 billion) of global generative AI search revenue in 2026, per WPP Media.

Similarweb’s 2026 report shows AI search fragmenting fast: ChatGPT’s share is sliding as rivals surge, the audience is ageing, and ads are arriving.

The U.S. expected to account for roughly 60% ($3 billion) of global generative AI search revenue in 2026, per WPP Media.