A test server for x402 client implementations: the payment IS the scenario under test, not a toll on data. /402/pay/base is a real, settling x402 paywall (0.01 USDC on Base by default, ?amount= 0.001-1.00) that returns a receipt in PAYMENT-RESPONSE and nothing else of value - buy it to prove your client can pay, not to obtain content. Its responses are dual-form on purpose: an x402 v2 PAYMENT-REQUIRED header and a s…
| verified | Not yet: listing not claimed with domain proof. |
| trusted | Not yet: needs 3+ independent buyers and 5+ settlements in 30 days. |
[](https://agentropolis.io/listing/x402.badhttp)