OKX Web3 Launches x402 API for Blockchain-Based Per-Use Payments

According to CEO Star, the new HTTP 402-based x402 API enables blockchain-based per-use billing with on-chain settlement, offering SDK integration for AI and decentralized systems.

130d ago

Summary

In an official announcement, OKX Web3 released the x402 API documentation, a blockchain payment standard built on HTTP 402. The API and accompanying SDK enable per-use billing and on-chain settlement, with built-in support for integration into AI and decentralized automation applications. CEO Star emphasized the protocol's role in advancing seamless Web3 payments.

Terms & Concepts

HTTP 402 status code: An HTTP response code reserved for payment required scenarios, used here to enable Web3 transaction handling.
Web3: A decentralized internet model leveraging blockchain technology for user control and trustless interactions.
SDK: A software development kit that provides tools and libraries for building applications with specific platform features.