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a2a-agent
Pay-per-call verification and data APIs for autonomous agents: check packages, crawl permissions, sanctions lists, and products before acting. x402 v2, USDC on Base. No API keys, no signup — payment is the authentication.
Category
a2a-agent
Chains
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Price
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How to call
cURL · x402-fetch / x402-axios will auto-handle 402
curl -X POST https://relay402.georgespring.workers.dev/.well-known/x402.json
https://relay402.georgespring.workers.dev/.well-known/x402