x402-v2-mint-openbd-isbn-lookup.vercel.app
LiveOtherPay-per-call service
20/20Recent test calls that worked
194 msTypical response time (slow end: 490 ms)
$0.02Price asked on our checks
Same AddressPayment Address (payTo): the same on all 106 checks of the main route
3Directories listing it
33 min agoLast checked (2026-11-02T07:02:23Z)
Price Asked
Main route, as asked on our signed checks. We found this service through a directory we use only to find services, so its listed price is not shown or compared.
| Period | Actual |
|---|---|
| Since 2026-10-30 (daily summaries + today's latest 80 checks) | $0.02 |
What changed (last 30 days) #
From 2026-10-30 17:36 UTC. Stored checks cover about 7 days (label: last 30).
No measured changes in this window.
Our unpaid checks only. Each row links the signed record for the new state. Full machine-readable history (NDJSON) is on Data Pro. See plans · Reply or dispute
Watch this host Email when measured facts change · 1 tool free for 30 days · up to 50 with Pro.
Latest signed receipts
| Signed receipt | Time (UTC) | Reply | Asked For Payment Correctly | ms | Price Asked |
|---|---|---|---|---|---|
| 68e5293321ae00adf8aa | 2026-11-02T07:02:23Z | 402 | Yes | 132 | $0.02 |
| 919f0795cb0780762060 | 2026-11-02T06:28:17Z | 402 | Yes | 366 | $0.02 |
| 0cc38f28f42cc04d8a42 | 2026-11-02T05:52:17Z | 402 | Yes | 171 | $0.02 |
| c6066baa503d155112f1 | 2026-11-02T05:16:20Z | 402 | Yes | 203 | $0.02 |
| 7c50f63e517b9870dfdc | 2026-11-02T04:40:22Z | 402 | Yes | 190 | $0.02 |
Signed, verifiable. Raw data · daily history (JSON) · free quick check (JSON)