$USDC USDC (USD Coin) is a stablecoin backed by the US dollar, where 1 USDC is equivalent to 1 dollar. It was jointly launched by Circle and Coinbase. The asset reserves of USDC are regularly audited by third parties to ensure stability and transparency. It is issued on multiple blockchains, including Ethereum, and is suitable for cross-border payments, decentralized finance (DeFi), and cryptocurrency trading. Compared to traditional bank transfers, USDC transfers are faster and more cost-effective. With major fintech companies (like Stripe) supporting USDC payments, the adoption of this stablecoin is rapidly expanding, becoming an important bridge between traditional finance and the crypto world.