Kalshi
Kalshi is the first CFTC-regulated event-contract exchange in the US. Users trade yes/no contracts on sports, politics, weather, and economic data, with all positions cleared through a federally regulated venue.
Polymarket
Polymarket is the world's largest prediction market, allowing you to stay informed and profit from your knowledge by trading on future events across various topics.
PredictIt
PredictIt is the oldest legal US political prediction market. Users trade yes/no contracts on elections, party control, and policy outcomes, with per-market position limits and an academic research framework around it.
Myriad
Myriad Markets takes prediction trading out of the exchange terminal and drops it straight into your social media feed.