x402 Payments for AI Agents

Autonomous payment protocol for AI agents using HTTP 402 + stablecoins.

What is x402?

x402 is an open standard for internet-native payments. It enables AI agents to pay for API calls automatically using stablecoins, without accounts or human intervention.

How it works:

1. Agent requests API endpoint
2. Server responds with HTTP 402 + payment details
3. Agent signs payment authorization
4. Payment settled on blockchain
5. Request fulfilled automatically