A plain guide to using Polymarket: the US app and the onchain version, funding with USDC on Polygon, and how share prices work. Information, not advice.
Last reviewed 18 December 2025 · Facts as of December 2025 · Illustrative editorial examples
A plain guide to using Polymarket: the US app and the onchain version, funding with USDC on Polygon, and how share prices work. Information, not advice.
Figures are indicative and dated. Confirm the current terms on the platform before acting.
On the onchain version you fund with USDC on the Polygon network. Buy USDC on an exchange and withdraw it to your Polymarket Polygon deposit address, or use the in app fiat onramp. Only send USDC on Polygon, because the wrong network can mean permanent loss. The US app uses its own funding flow with identity verification.
Yes, through a CFTC regulated US app that opened to verified users and removed its waitlist in May 2026. Availability varies by state, and some states are excluded, so confirm your state before relying on access.
Polymarket itself does not charge a deposit fee on the onchain version, though you pay a small network fee to move USDC on Polygon. Confirm current terms on the platform.
The onchain version uses the Polygon network and the USDC stablecoin. Only send USDC on Polygon. Transfers on the wrong network can be lost permanently.
Yes. You can sell your shares back into the market at the current price at any time before resolution, or hold them to settlement, where a correct share pays one dollar and an incorrect one pays nothing.
This page describes Polymarket as we assess it. Platform mechanics, fees, and terms change, so verify the current detail before you rely on it.
Facts as of December 2025. General information, not financial advice.