$USDC USD Coin (USDC) is a fully backed stablecoin pegged 1:1 to the U.S. dollar. Issued by Circle and governed by Centre Consortium, it runs on multiple blockchains including Ethereum, Solana, and Polygon. USDC is used for digital payments, trading, remittances, and decentralized finance (DeFi) applications. Each USDC token is backed by equivalent reserves of cash or short-term U.S. Treasury securities, audited regularly to ensure transparency. It offers fast, low-cost global transactions while maintaining dollar stability. USDC plays a key role in crypto markets by bridging traditional finance with blockchain technology, enabling businesses and individuals to transact with confidence and speed.