x402 Challenge Policy Check
Inspect one supplied x402-v2 exact-payment challenge against an explicit expected HTTPS resource, EVM CAIP-2 network, asset, payee and maximum price. Checks both URL declarations, structure and payment-policy fields only; no live probe, pay
Go to this service →Our latest check (2026-10-11)
- Answering
- Yes — valid x402 payment terms
- Time to answer
- 472 ms
- Price
- $0.004 per call
- Paying buyers, last 30 days
- 2 (directory's own records)
- Paid calls, last 30 days
- 2
- Category
- Payments and on-ramps
- Address
- https://www.mahastrategies.com/api/v1/micro/x402-challenge-sanity
Accuracy: paid answers checked against an independent record
Not yet in our paid checks. A seller we have not checked has neither passed nor failed.
For agents
This page as JSON: /sellers/8e8d66891c85.json. Paid lookup by address: GET /api/seller?resource=… ($0.001, x402).