Asia Gaming eBrief: Prediction markets face new scrutiny as sports volume grows

Prediction markets have emerged as a significant but largely unregulated alternative to traditional sportsbooks, with platforms such as Kalshi and Polymarket drawing substantial wagering volume during major sporting events like the 2026 World Cup. According to HTX Research, these platforms facilitated close to $2 billion in trades before the tournament's kickoff, effectively functioning as de facto sportsbooks while operating outside the licensing and integrity frameworks that govern conventional bookmakers. This regulatory arbitrage has attracted both capital and player interest, raising questions about market integrity, consumer protection, and the adequacy of existing regulatory structures.

Prediction markets operate in a legal gray zone in many jurisdictions. Unlike traditional sportsbooks, which are subject to licensing requirements, integrity monitoring, and player protection standards, prediction markets often position themselves as financial derivatives or information aggregation platforms rather than gambling venues. This classification allows them to sidestep many regulatory obligations while offering functionally similar products to sports bettors. The distinction has become increasingly difficult to maintain as these platforms grow in scale and explicitly market themselves around sporting events.

The volume captured by prediction markets during the World Cup underscores their competitive threat to regulated operators. Traditional sportsbooks bear the cost of licensing fees, integrity monitoring, responsible gaming compliance, and tax obligations—all of which are reflected in their odds and margins. Prediction markets, operating with minimal regulatory overhead, can offer more attractive odds and lower barriers to entry, creating a structural competitive disadvantage for licensed operators. This dynamic mirrors earlier disruptions in other sectors where regulatory arbitrage enabled new entrants to undercut incumbents.

Regulators across Asia and globally are beginning to take notice. The growth of prediction markets raises fundamental questions about market integrity, consumer protection, and tax revenue. Authorities must decide whether to bring these platforms into the regulated framework through licensing and oversight, ban them outright, or maintain the status quo. The outcome will likely depend on whether regulators view prediction markets as a threat to established betting markets and tax bases, or as an inevitable evolution of wagering that requires integration rather than prohibition. For traditional sportsbooks, the challenge is acute: they must either lobby for stricter regulation of prediction markets or adapt their business models to compete in an increasingly fragmented landscape.