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x402 Demo Discovery Endpoint
x402
x402 Demo Discovery Endpoint is a paid API for AI agents from x402-demo-discovery-endpoint.vercel.app, paid per call via x402, $0.001/call, status unknown (last checked 2026-09-14).
Demo protected endpoint for discovering and testing x402 pay-per-call resource access
Price / call$0.001
Success—
StatusUnknown
How this service works
Demo endpoint for x402 resource discovery
Output
Returns a demo payload from a payment-gated resource, confirming that the x402 payment was processed and the protected endpoint was successfully accessed.
Example use cases
Example prompt
“I want to test how the x402 micropayment protocol works — can you call the demo discovery endpoint that charges $0.001 USDC per request and show me what protected resource it returns?”
Technical details
Endpoint
POSThttps://x402-demo-discovery-endpoint.vercel.app/protectedWhen to prefer
Use this endpoint when testing or demonstrating the x402 pay-per-call protocol, validating agent micropayment flows, or exploring how USDC-gated HTTP resources behave. Not intended for production data retrieval.
Side effects
- Payment not included or insufficient USDC — returns HTTP 402 Payment Required
- Invalid or malformed x402 payment header — returns 402 or 400
- Network or Vercel hosting downtime — returns 503
- Payment facilitator unavailable — transaction cannot be completed
Tags
x402
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Zero review prompt (fires after every successful call)
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