What Is a Betting Exchange: Sports Betting Exchanges in the US

If you want a deeper walkthrough of the model itself, the guide to peer-to-peer betting covers it. The best betting exchange is the one where your bet actually fills at a fair price. If your goal is fairer prices rather than paying in crypto, a regulated exchange or a peer-to-peer marketplace gets you there without that risk.

Unlike traditional bookmakers, US betting exchanges do not put a margin in the odds, but charge a fee on the winnings of their users. The main source of income for popular betting exchange sites is commissions. These differences make betting exchanges attractive for those who want to have more control over their bets and wager with better odds. In this way, layers take on the role of a traditional bookmaker, but without the risk for the exchange, as it is not directly involved in the payment of winnings.

There is no fully crypto-based sports betting exchange open to US users, but some regulated US exchanges accept crypto deposits. Sporttrade, once a state-licensed exchange, closed its sports betting exchange in May and June 2026. The best betting exchange sites in the US in 2026 are BettorEdge, Novig, ProphetX, Kalshi and Polymarket US. Availability still varies by state, and some states, including Nevada, restrict prediction market sports contracts. A betting exchange is a marketplace where bettors wager against each other instead of against a sportsbook, with the exchange matching the two sides and holding both stakes until the event settles.

The main concern around betting exchanges is that they provide an easy option for a user to bet on something specific to lose which can create concerns around things like match fixing. Restrictions aren’t an issue at betting exchanges as all punters are anonymous and treated equally when it comes to matching bets. Whilst bookmakers make their profit when punters lose, betting exchanges make their profit by charging a small commission (usually 2%) on winning bets. With a betting exchange there are no “bookmakers”, just punters coming together to place bets. In the name of fairness and objectivity, it’s worth pointing out that of the four exchanges featured in this article, Smarkets is the one with the poorest liquidity. One thing that really surprised me when I took a closer look at the product was the liquidity of its markets, but it’s with explaining what exactly we mean by that.

This is where your second betting exchange account comes to the rescue. If the exchange you are trading on goes down at a point when you are in a high liability open position, you will have no way of closing. Whilst betting exchanges are generally very reliable, it is inevitable that they will have some technical failure or downtime at some point. Traders do not bet in the same way as normal punters and as such need absolute security that they can have access to a market at all times.

In the past, Matchbook has been the most generous of all the exchanges with regular 0% commission welcome offers which plays well against Betfair being the highest commission rate at 5%. They have low commission rates and offer a brilliant alternative to the others, mainly thanks to how slick the app is. Easybet is a 2024 exchange betting platform with a clean, mobile-first design. Matchbook is a UK betting exchange established in 2004, run by Triplebet Ltd.

You can see from the table below the lowest commission rates of the UK betting exchanges listed however, each commission rate works slightly differently from others. If you’re looking specifically for welcome offers or free bets you can head directly to the EasyBet free bets page. If you’re looking specifically for welcome offers or free bets you can head directly to the Matchbook free bets page. If you’re looking specifically for welcome offers or free bets you can head directly to the Smarkets free bets page. 36 Vegas reserves the right to restrict or exclude any customer at its discretion, including for compliance, risk, account behaviour, or responsible gambling reasons. Free bets valid 7 days from individual release, stake not returned, no cash out.

So using this example, if you decide to lay £10 on Cinnodin at odds of 3.7, you will be fine and the bet will be fully matched and done as the liquidity available is £17. The liquidity available for each team or competitor is always displayed underneath the odds. The good news is that the betting exchanges are very transparent with showing customers this. You can then enter your stake of say £10 and it displays the liability of £70.

When placing a back bet at an exchange, you are doing the same as you would uk betting sites not on gamstop at a normal bookies. This won’t cause any problems though, as each bookmaker also provides an option to display odds as decimals. One thing to keep in mind is that by default, the betting exchange will display odds in a decimal format rather than the usual fractional odds. The other element to this is the fact that betting exchange odds are determined by customers betting against each other in a free market with odds at 100% and no margin needed.