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American cryptocurrency-based prediction market
Polymarket is an American cryptocurrency-based prediction market which offers a platform where individuals can place bets on future outcomes, including sports matches, economic indicators, weather patterns, awards, political and legislative outcomes, and military conflicts. Participants can deposit cryptocurrency through the Polygon blockchain network and trade shares that represent the likelihood of specific future outcomes. The company is headquartered in Manhattan, New York City, where the platform was launched in 2020, and has legal domicile in Panama.
More on Wikipedia ↗American online prediction gambling company
Kalshi Inc. is a prediction market platform based in Manhattan, New York City, that launched in July 2021. The platform is used primarily for sports betting, which constitutes more than 90% of site activity and 89% of revenue in 2025. Analysts describe activity on the platform as "heavily tied to the sports calendar". Individuals can place bets on other future outcomes, including economic indicators, weather patterns, awards, political and legislative outcomes, and military conflicts.
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You can trade NFL combos and game predictions at Kalshi or Polymarket, two of the largest prediction markets
Learn how to create the best prediction market combos on the leading parlay trading apps. Info on legality, payout structure and bonuses.
Discover the best Kalshi alternatives, including CFTC-regulated options like Polymarket, Novig, and ProphetX.