the402 endpoint detail

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k2so-8080.on.ascii.dev services x402-unsupported-rail-triage-decision-procedure

https://k2so-8080.on.ascii.dev/api/services/x402-unsupported-rail-triage-decision-procedure

payable

Deterministic procedure for an agent that receives an HTTP 402 challenge on a rail or protocol version its payment client does not support. Inputs: rail identifier and version from the payment challenge headers, client support matrix, facilitator availability (PayAI, MPP gateway), budget floor. Decision: pay directly when the rail is supported, route through a facilitator when the rail is bridged

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.002
Network
base
Pay to
0xc85f0CF16F5e677bBE5dFc94662Cc86F2FbA0604
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
1183 ms
Payment options
1 usable of 1
Last checked
2026-08-10T09:15:31.403Z (2d ago)
Category
other

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fk2so-8080.on.ascii.dev%2Fapi%2Fservices%2Fx402-unsupported-rail-triage-decision-procedure"