api.21.cash
Route probed: GET https://api.21.cash/api/links/:address
Category: other (tags: test-endpoint) · Status: listing listed, probe active · Listing: 0.01 USD, 1 payers / 1 calls (30d, Bazaar) · Listed in: agentic-market, cdp-bazaar
Last probe: 2026-10-23T15:36:29Z (42 min ago) · Recent valid 402: 0/2 · p50 1002 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 2026-10-23T15:36:29Z)
0 valid 402s checked: terms consistent 0, Base USDC offered 0, price matches listing 0 (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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ff79fac1391c4730522d | 2026-10-23T15:36:29Z | GET | 404 | no | 1002 | 10000 | bb0ee70677c510cd | per-receipt | primary | ||||
| d243cf6de823bea2ed9b | 2026-10-23T12:44:28Z | GET | 404 | no | 559 | 10000 | bb0ee70677c510cd | snapshot | primary |
Seller? Reply or dispute. Amounts are in the asset's atomic units (USDC: 6 decimals).