PipRail — x402 crypto payments for AI agents, every chain

● healthy utility

Accept x402 crypto payments on 29 chains — or hand your AI agent a wallet to pay on its own. One line, USDC/USDT/native straight to your wallet. No backend, no fee, MIT.

Quality grade

How grading works

B 69.7 / 100

Availability 40.0 / 40

Endpoint responded (HTTP 402)

Payability 20.0 / 20

✓ Answers a real HTTP 402 challenge
✓ Publishes a /.well-known/x402 descriptor
✓ Payment address on record
✓ Settlement network declared
✓ Price declared

Demand 9.7 / 40

3 distinct payers, 19 USDC transfers in the last 30 days

Owner verified 0.0 / 3

Nobody has claimed this listing yet

Endpoint last checked 6 h ago. On-chain activity last read 11 d ago. Availability and on-chain demand are both re-probed daily; the grade updates automatically on the next pass.

How to call

cURL · x402-fetch / x402-axios will auto-handle 402

curl -X POST https://piprail.com/x402/demo

/.well-known/x402.json

https://piprail.com/.well-known/x402

Listed in

Directories this entry was found in.

x402scan paygent-discover