Welcome to PayAI
PayAI is building tools and products for the future of agentic commerce, where AI Agents coordinate and transact with one another seamlessly. Our open-source technologies empower developers to create and monetize AI agents and services. This documentation provides everything you need to get started with our products.Tools & Products
x402
The backbone for managing and routing pay-per-use API transactions between agents.
X402 Echo Merchant
A live demo merchant for instantly testing the X402 protocol and micro-transactions.
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