$USDC USD Coin (USDC) is a stablecoin pegged to the U.S. dollar, designed for stability in the volatile crypto market. Issued by Circle and Coinbase, it operates on blockchains like Ethereum and Solana, ensuring transparency and fast transactions. Each USDC is backed by reserves of cash and equivalents, audited regularly for trust. Widely used in DeFi, trading, and payments, USDC offers low-cost, near-instant global transfers. Its market cap exceeds $30 billion, reflecting strong adoption. However, regulatory scrutiny and centralization concerns persist. USDC remains a cornerstone for bridging traditional finance and crypto ecosystems.