the402 endpoint detail

← All endpoints

x402.halowerk.com channel audit

https://x402.halowerk.com/channel/audit

answers 402

Checks vouchers of a payment channel by computation only - nothing is ever claimed, redeemed or refunded. Signatures are verified cryptographically against the address each voucher claims to be signed by, in EIP-712 form when the typed data is supplied, otherwise as a plain message signature. Double spending is the expensive case and is checked in full: every voucher id occurring more than once is

We sent a real POST request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.006
Network
base
Pay to
0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
POST
Response latency
552 ms
Payment options
1 usable of 1
Last checked
2026-08-15T14:36:07.172Z (6h ago)
Category
data

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fx402.halowerk.com%2Fchannel%2Faudit"