the402 endpoint detail

← All endpoints

chain-analyzer.com x402 ping

https://chain-analyzer.com/api/v1/x402/ping

payable

Cheap connectivity-check endpoint. Verifies the full x402 settlement path (signature -> CDP facilitator -> on-chain transferWithAuthorization) for $0.01 so AI agents can validate wallet + network + facilitator wiring before committing to higher-value AML calls.

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.01
Network
base
Pay to
0xe8e26183736D796d401Df30810207465fa708959
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
856 ms
Payment options
2 usable of 2
Last checked
2026-08-10T09:10:54.436Z (1d ago)
Category
finance-crypto

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fchain-analyzer.com%2Fapi%2Fv1%2Fx402%2Fping"