Vellium & Co

Directory › Payments and on-ramps › x402 Ping

x402 Ping

The cheapest possible end-to-end x402 purchase: always returns 200 with a timestamp (and echoes an optional message). Use it to verify your x402 client, the payment path and our settlement in one sub-cent call before wiring up a real endpoi

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Our latest check (2026-10-11)

Answering
Yes — valid x402 payment terms
Time to answer
448 ms
Price
$0.002 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://402.com.tr/api/x402/ping

Accuracy

Accuracy scores are published once a seller has enough paid checks against an independent record (at least 7 scored answers over at least 7 days). Until then no score is shown, and a missing score is never a pass.

For agents

This page as JSON: /sellers/de5e73b13378.json. Paid lookup by address: GET /api/seller?resource=… ($0.001, x402).

Sellers can see the evidence behind their checks and ask for a re-check at [email protected].