Arbitrage is buying and selling the same outcome in different places, or complementary outcomes, to lock in a profit whatever happens. In prediction markets it usually means prices on two exchanges that add up to less than $1 after fees.
The arbitrage calculator checks live Polymarket and Kalshi pairs including both platforms' fees.
👉 Polymarket arbitrage calculator
Hedging · Maker and taker · Negative risk (neg risk)
The arbitrage calculator checks live Polymarket and Kalshi pairs including both platforms' fees.
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