ERC-20
Most of crypto's fungible tokens use ERC-20.
Prediction Markets 101 editorial team Updated April 16, 2026 1 min read
Definition
ERC-20 is the Ethereum token standard for fungible tokens. USDC is an ERC-20 token.
Plain-English explanation
ERC-20 defines a simple interface: transfer, balanceOf, allowance. USDC on Polygon is an ERC-20 token (Polygon uses the same standard as Ethereum for compatibility).