the402 endpoint detail

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quietstore-production.edge-7e13f.workers.dev tools handoff-lint

https://quietstore-production.edge-7e13f.workers.dev/v1/tools/handoff-lint

payable

POST handoff text; get a score plus missing pieces (verification, constraints, ownership, next steps, risks). Use every handoff in a multi-agent run — pay per call. Field guide: pack demo-notes-v1.

We sent a real POST request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.005
Network
base
Pay to
0x8f9ef7f8c4744bfaedaa5d315c21f9770c10f931
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
POST
Response latency
54 ms
Payment options
1 usable of 1
Last checked
2026-08-10T09:14:01.949Z (4d ago)
Category
mcp-server

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fquietstore-production.edge-7e13f.workers.dev%2Fv1%2Ftools%2Fhandoff-lint"