Polymarket
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Learn about Polymarket

What happens when a Polymarket is disputed: the bond, the clock, and the UMA vote
A disputed Polymarket resolution triggers a bonded challenge, a 24–48h evidence window, and can end in a ~48h UMA vote that finalizes settlement.

How do prediction markets work: Contracts, order books, and settlement
They turn a $1 payoff into a tradable price signal, then rely on a matching engine and a resolution process to pay winners.