Polymarket fees and limits 2026: Trading up to 1.56% on high-freq markets, Polygon gas <$0.05, slippage 1-5%, no dep/wd fees. Full cost calc for traders minimizing expenses on prediction markets.
Learn how prediction markets work in 2026 with this comprehensive guide covering order books, binary contracts, market makers, and trading mechanics on platforms like Polymarket and Kalshi.