Research
Price gaps between Polymarket and Kalshi — October 2026
Across 120 markets listed on both Polymarket and Kalshi, the median gap between the two venues' prices was 0.5 cents on 19 October 2026. 10% of pairs differed by 2 cents or more, and two pairs differed by 10 cents or more. Kalshi was the higher of the two in 65 pairs, Polymarket in 36, and 19 were level.
Alexander Korzh ·