The Essential APIs Powering DeFi Development on React and Next.js

With the DeFi ecosystem now holding $180 billion in total value locked and on-chain DEX volumes regularly exceeding $10 billion per day, React and Next.js have emerged as the default stack for Web3 development—powering over 78% of DeFi dashboards and wallet interfaces. Mastering the seven essential APIs for token swaps, price data, wallet information, and NFT data is now critical infrastructure knowledge for developers building production-grade DeFi applications.