Prediction Markets vs Betting Exchanges
Prediction markets and betting exchanges are cousins — both can match users peer-to-peer rather than against a house — but they live in different regulatory worlds, and that difference shapes everything from the products to the protections.
What a betting exchange is
A betting exchange lets users back or lay outcomes, usually in sports or racing, with the platform taking commission on winnings. In most jurisdictions it is regulated as gambling, under gambling law and gambling regulators.
What a US prediction market is
In the US context, a prediction market may instead be structured as a derivatives exchange trading event contracts, overseen federally — Kalshi, for instance, is a CFTC-designated contract market. Mechanically the peer-to-peer pricing can look similar; legally the classification, product design and settlement rules are different.
On a betting exchange, users trade odds on “Arsenal vs Chelsea.” On a prediction market, users trade a contract asking whether a defined sports, economic or political event will happen by a set date and source. Similar feel, different legal box.
Why the distinction matters
The regulatory label determines who oversees the platform, how your funds are held, and which markets are even allowed. In the US this is actively debated, especially for sports-related event contracts — the same fault line covered in are prediction markets legal? and prediction markets vs sports betting.