HTTP 402 Finally Does Something: Why AI Agents Paying Their Own Bills Changes Everything HTTP 402 has been dormant since 1999. With the new x402 protocol, AI agents can now pay for 183 APIs directly. Here's why this kills credential hell forever. By Anwar Sheikh, Co-Founder of OutGrow. Published March 19, 2026. Tags: AI Agents, x402, API, Web Architecture, Agency Life. Read the full article at https://www.letsoutgrow.com/blog/http-402-ai-agents-x402-protocol.