$USDC USDC USDC’s role in DeFi and global payments is expanding, with a market cap of $61.56B and $1 trillion in monthly transaction volume in November 2024. Integrations with platforms like Shopify and support on 21 blockchains (e.g., Ethereum, Solana, Base) enhance its utility for cross-border transfers and decentralized apps, signaling strong mainstream adoption.