According to official news, OKX Web3 has officially launched the x402 API documentation and interface, which developers can access via the original link. x402 is a Web3 payment standard based on the HTTP 402 status code. OKX Wallet provides an efficient and easy-to-use API and SDK based on the x402 protocol, supporting pay-per-use and completing payment settlements on the blockchain. OKX CEO Star tweeted that AI and on-chain infrastructure are developing rapidly, and x402 is leading this transformation. This is what decentralized collaboration will look like in the future, from API micropayments and machine-to-machine automation to gas-free transactions and seamless AI integration—everything is constantly evolving.