creditcard.openverbs.com
Route probed: GET https://creditcard.openverbs.com/v1/mask
Category: make:documents/convert (tags: content, test-endpoint) · Status: listing listed, probe active · Listing: 0.002 USD, 2 payers / 2 calls (30d, Bazaar) · Listed in: agentic-market, cdp-bazaar
Last probe: 2026-10-23T15:08:29Z (2 h ago) · Recent valid 402: 2/2 · p50 2347 ms
probe-only: no paid test-buys yet. No index until 3 paid buys on 3 different days.
Badge: 
Paid test-buys
None yet.
402 challenge checks (since 2026-10-23T15:08:29Z)
1 valid 402s checked: terms consistent 1, Base USDC offered 1, price matches listing 1 (differs 0), payTo changed vs previous probe 0.
Unpaid probes (newest first, up to 200; raw receipts are kept 7 days, then in the archive)
| Receipt | UTC time | Method | Status | Valid 402 | ms | Listed amount (atomic) | Quoted amount (atomic) | Quoted payTo | Header bytes | Response sha256 | Signed | Route | Checks |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0484024e1ed6f73140e7 | 2026-10-23T15:08:29Z | GET | 402 | yes | 2347 | 2000 | 2000 | 0xb3f4de10… | 2200 | 3f0d970d7336831f | per-receipt | primary | terms ok · Base USDC |
| 8cd02cfb03aafe9b0d71 | 2026-10-23T12:44:02Z | GET | 402 | yes | 144 | 2000 | 2000 | 0xb3f4de10… | 2200 | 9be7d454316181eb | snapshot | primary |
Other listed routes
https://creditcard.openverbs.com/v1/maskMask a card number for display, keeping the first six and last four digits (the PCI-permitted maximum) and replacing the rest with a mask character (default `*` (cdp-bazaar)https://creditcard.openverbs.com/v1/formatFormat a card number into the conventional display groups for its network (4-6-5 for Amex, 4-6-4 for 14-digit Diners, otherwise groups of four). (cdp-bazaar)https://creditcard.openverbs.com/v1/networkDetect the issuing network/brand (Visa, Mastercard, American Express, Discover, Diners Club, JCB, UnionPay, Maestro) from the card's IIN prefix, with the networ (cdp-bazaar)https://creditcard.openverbs.com/v1/validateValidate a payment-card number: Luhn check-digit test plus network detection and length check. A syntactically valid number that fails Luhn returns `valid:false (cdp-bazaar)https://creditcard.openverbs.com/v1/generateGenerate a random Luhn-valid TEST card number for the given network (default Visa). For testing only — these are not issued cards and cannot be charged. The res (cdp-bazaar)
Seller? Reply or dispute. Amounts are in the asset's atomic units (USDC: 6 decimals).