www.qrbase.xyz
Route probed: GET https://www.qrbase.xyz/api/x402/ping
Category: survive:dev utilities (tags: dev-utils) · Status: listing listed, probe active · Listing: 0.001 USD, 0 payers / 0 calls (30d, Bazaar) · Listed in: x402-list
Last probe: 2026-10-23T18:24:15Z (4 min ago) · Recent valid 402: 2/2 · p50 1195 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 2026-10-23T18:24:15Z)
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| f399e59b49a2c962680a | 2026-10-23T18:24:15Z | GET | 402 | yes | 1108 | 1000 | 1000 | 0x07737A1f… | 0 | 311f2b61403004f2 | per-receipt | primary | terms ok · Base USDC |
| 98a2cfce05779fa1d0e5 | 2026-10-23T12:47:05Z | GET | 402 | yes | 1195 | 1000 | 1000 | 0x07737A1f… | 0 | 311f2b61403004f2 | snapshot | primary |
Other listed routes
GET https://www.qrbase.xyz/api/x402/pingPing - 0.001 USDC on Base (x402-list)GET https://www.qrbase.xyz/api/x402/ping100Ping - 100 USDC on Base (x402-list)
Seller? Reply or dispute. Amounts are in the asset's atomic units (USDC: 6 decimals).