Polymarket’s main exchange runs on crypto, and Kalshi accepts crypto deposits too. These guides explain the crypto you’ll meet along the way in plain English: stablecoins like USDC and USDT, the Polygon network, Polymarket’s pUSD and the wallets you can use, with the safety basics that keep your money where it should be.
Crypto guides
What is USDC?
How Circle's dollar stablecoin is backed and used.
Open →USDC vs USDT
Issuers, reserves, regulation and deposits compared.
Open →USDC on Polygon
Native vs bridged USDC, POL and pUSD.
Open →Crypto wallets for prediction markets
Wallet options for Polymarket, and safety basics.
Open →Related: Polymarket deposits and withdrawals · Kalshi deposits and withdrawals · Crypto price markets