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Description
Thumper by MagicMarkets — live price comparison, edge detection, and hedging across prediction markets. Thumper is a side-panel companion for prediction-market traders. Open a market and Thumper instantly shows the same event's price across venues - so you always know where it's cheaper before you trade. • Live price comparison, side by side, updated as you browse • Cheaper-venue verdict — which side is the better deal, and by how much • Edge & arbitrage detection when prices disagree enough to matter • Order-book depth & price impact before your order moves the market • Payout calculator — enter an amount, see your return on each venue • Hedge & position sizing without leaving the page • Optional desktop alerts when a significant edge appears (off by default) WORKS ON • polymarket.com • pro.magicmarkets.com More venues coming. Thumper sends the market ID of the Polymarket/MagicMarkets page you are viewing to our server to fetch prices. It can also send an optional wallet address you enter, and anonymous usage events (switchable off in Settings). It sells no data and collects no names, emails or payments.