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Coverage

Prediction market platforms

In-depth, independent profiles of the venues where prediction markets trade. We start with the two platforms that define the category and will expand coverage over time.

Kalshi

Since 2018

The regulated US event-contract exchange

Kalshi is a CFTC-regulated exchange where US users trade event contracts in dollars. It emphasizes regulatory compliance, dollar settlement, and a broad catalog spanning economics, politics, weather, and culture.

Currency
US dollars (USD)
Trading fees
Formula-based per contract; highest near 50¢, lower near price extremes
Regulation
CFTC-designated contract market (DCM), USA

Polymarket

Since 2020

The largest crypto-native prediction market

Polymarket is the highest-volume prediction market, settling in USDC on Polygon. Known for deep liquidity on major events and zero trading fees, it re-entered the US market under CFTC oversight after operating offshore for several years.

Currency
USDC stablecoin
Trading fees
No trading fees on most markets historically
Regulation
Operates a CFTC-designated exchange for US access; global platform settles on Polygon

More platforms coming

Profiles of additional venues — including smaller and international prediction-market platforms — are in progress. If there is a platform you would like us to cover, tell us via the about page.