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However, some media industry observers have questioned whether trading activity can reliably stand in for broader public opinion. There are also concerns among critics over the growing links between news organizations and prediction platforms. 

At the same time, prediction market operators are facing regulatory tussles in the US. State regulators are moving to shut down the firms under gambling laws. The companies say their contracts should be regulated at the federal level as derivatives. 

However, the sector has grown substantially despite such disputes. Bernstein predicted in April that annual prediction market volume could reach $1 trillion by 2030. The research estimated volume was around $51 billion in 2025 and could grow to around $240 billion in 2026. 

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Despite the increase in remote GGY, new account registrations fell 3% to 32.4 million. There were 25.7 million active accounts at the end of the final reporting quarter.

Funds held in customer accounts also declined sharply. Operators held £886.6 million ($1.19 billion), down 13.9% from the same point a year earlier.

Retail betting diverged significantly from the wider market, with non-remote betting GGY falling 3.3% to £2.4 billion ($3.2 billion). The number of betting shops dropped for a 12th consecutive reporting period to 5,617 premises—a 3.6% annual decline (down 208 shops from March 2025).

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“To this point, sportsbook product creation has largely been guided by a trading department’s ability to profitably price and risk-manage certain bet offers,” Lamb says. “AI trading lifts those limitations, while also enabling that existing human expertise to be leveraged more effectively.”

The 2026 tournament demonstrated why Kambi believes this total integration of AI is necessary. Sportsbooks are no longer built primarily around match results and traditional pre-match markets. Bettors increasingly expect to construct wagers around individual players and specific moments within a game.

The number of Bet Builder bets on the 2026 World Cup doubled compared to the 2022 tournament, with the increase particularly pronounced in-play, where seven times as many live Bet Builders were placed. They accounted for 22% of all live bets, compared with just 3% four years earlier.