The Commodity Futures Trading Commission has issued a warning to prediction markets, instructing them to refrain from using American-style gambling odds. This move comes as the US regulator contends with legal challenges that allege these platforms are operating as illicit sports betting operations. The CFTC's directive aims to distance prediction markets from traditional casino-like odds, which could be seen as promoting gambling rather than legitimate futures trading.

Prediction markets allow participants to bet on the outcomes of events, such as elections or sports, by trading contracts whose prices reflect the probability of those outcomes. The regulator's concern is that adopting American-style odds, commonly used in sports betting, could blur the line between regulated financial products and unregulated gambling.

The legal challenges against prediction markets argue that they violate federal and state laws against sports betting, particularly if they offer contracts on sporting events. By warning against American-style odds, the CFTC seeks to reinforce the distinction between these markets and casinos, while also addressing the legal scrutiny they face.

The agency's stance underscores the ongoing regulatory uncertainty surrounding prediction markets in the United States.