KYAPay and Agent Checkout are the foundation for a new era of commerce where AI agents operate as trusted, paying customers. KYAPay delivers a secure, open protocol that verifies AI agents (KYA), allowing them to create accounts, pay for services, and monetize Model Context Protocol (MCP) servers autonomously. It combines standardized identity tokens, programmable payments, and seamless compatibility with existing auth standards like OAuth2 and OIDC, making it easy for businesses to accept AI agents as first-class participants in their digital services.