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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"