LIVEFull-depth Polymarket Up or Down order books for Bitcoin, Ethereum, Solana, XRP, BNB and Dogecoin, with the Chainlink price each market settles on.
Keep extra cash on the side and don't book a position at full value when a market's resolution wording is vague, until UMA's dispute window (the period in which the on-chain oracle's proposed answer can be challenged) has safely passed. You treat the chance of a contested or re-decided outcome as a discount on each position. The edge is surviving the occasional disputed resolution that wrecks anyone who sized as if the answer were already certain.
Markets on Polymarket where uma-dispute tail reserve is the natural play: