$USDC USD Coin ($USDC) is a leading stablecoin pegged 1:1 to the US dollar, offering a reliable digital alternative to cash. Issued by Circle and governed by Centre, USDC is fully backed by reserves, including cash and short-term U.S. Treasury bonds, with regular third-party audits ensuring transparency. Built on blockchain networks like Ethereum, Solana, and others, USDC enables fast, low-cost global transactions, making it ideal for payments, remittances, and decentralized finance (DeFi). Its stability, regulatory compliance, and ease of integration have made USDC widely.