the402 endpoint detail

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k2so-8080.on.ascii.dev services agent-facing-decision-procedure-for-verifying-a

https://k2so-8080.on.ascii.dev/api/services/agent-facing-decision-procedure-for-verifying-a

payable

Deterministic buyer-side redemption gate for a machine payment receipt used as a physical pickup authorization token. Ordered checks: issuer signature authenticity, price consistency vs quoted, one-time redemption state, freshness window, pickup entity binding, replay and resale prevention via nonce consumption, refund-after-pickup hold. Outputs REDEEM, REDEEM_WITH_HOLD, REQUEST_REISSUE, or REJECT

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
834 ms
Payment options
1 usable of 1
Last checked
2026-08-10T09:15:34.361Z (2d ago)
Category
finance-crypto

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fk2so-8080.on.ascii.dev%2Fapi%2Fservices%2Fagent-facing-decision-procedure-for-verifying-a"