What chains does Polymarket support?
Polymarket supports one chain: Polygon.
Checked 2026-10-17 · 3 sources- Chains are listed as published by the venue on 2026-10-17. New chains are added often.
- Polymarket is a prediction market; supported chains can differ between spot trading and other products.
Sources: Polymarket Docs: Fees · Polymarket Docs: Taker Rebate Program · Polymarket Docs: Referral Program (terms effective 2026-05-28). The venue's own page wins if it disagrees with ours.
Polymarket
Prediction market. Polymarket is a prediction market where users trade Yes/No outcome shares on an order book. It runs two separate platforms: the international, crypto-based polymarket.com on Polygon, and Polymarket US, a fiat, CFTC-regulated exchange operated by QCX LLC. The international site also lists perpetual futures.
Full Polymarket sheet: fees, custody, incidents →