This article explores groundbreaking AI agent payment protocols: x402, AP2, and ERC-8004. x402, developed by Coinbase, innovatively uses HTTP status code 402 for seamless micropayments, ideal for Web3 developers. AP2, from Google, offers secure transaction frameworks, suitable for enterprise governance. ERC-8004 standardizes AI identity verification in blockchain ecosystems, enabling complex multi-agent interactions. Each protocol addresses different needs, and together they form a robust foundation for AI economies. Gate users utilize these protocols to enhance trading strategies and automate portfolio management effectively.
11/3/2025, 4:45:24 PM