Finance · Open for opinions
Which prediction market platform will have the higher 30-day cumulative volume at the end of October 2026: Kalshi or Polymarket?
In September 2026, Kalshi records a 30-day volume of $15 billion (+6.7%), while Polymarket records $3.3 billion (-14.1%),… 45 opinions, 89% Kalshi
- Kalshi — 89%
- Polymarket — 11%
Deadline: October 31, 2026 at 12:00 AM UTC · 45 opinions
Resolution rules
In September 2026, Kalshi records a 30-day volume of $15 billion (+6.7%), while Polymarket records $3.3 billion (-14.1%), indicating a wide lead for Kalshi.
Source: defirate.com
Frequently asked questions about this event
How is this event resolved?
Resolução com base nos dados públicos de volume de 30 dias divulgados pelas próprias plataformas ou por agregadores como DeFiRate.com e Codex.io, referentes ao período encerrado em 31 de outubro de 2026. Kalshi vence se seu volume de 30 dias for superior ao da Polymarket nessa data.
How are points scored?
Points depend on the share of votes your side had when you gave your opinion. Being right earns 100 minus that share. Being wrong costs that share.
Right now Kalshi has 89% of the votes: an opinion on it that turns out right earns about 11 points, a wrong one costs about 89.