postal.openverbs.com

Route probed: GET https://postal.openverbs.com/v1/countries
Category: eat:finance/fx/stocks (tags: trading-signals, geo, dev-utils) · Status: listing listed, probe active · Listing: 0.002 USD, 3 payers / 3 calls (30d, Bazaar) · Listed in: agentic-market, cdp-bazaar
Last probe: 2026-10-23T14:44:29Z (2 h ago) · Recent valid 402: 2/2 · p50 1926 ms
probe-only: no paid test-buys yet. No index until 3 paid buys on 3 different days.

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Paid test-buys

None yet.

402 challenge checks (since 2026-10-23T14:44:29Z)

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
6d61521afb24c5bb860c	2026-10-23T14:44:29Z	GET	402	yes	1926	2000	2000	0xb3f4de10…	1732	2ff93f0095ef6a6a	per-receipt	primary	terms ok · Base USDC
e94575d010617766ffa5	2026-10-23T12:43:34Z	GET	402	yes	145	2000	2000	0xb3f4de10…	1732	a665002132d0709c	snapshot	primary

Other listed routes

https://postal.openverbs.com/v1/countries List every ISO 3166-1 alpha-2 country code for which a postal-code pattern is available. (cdp-bazaar)
https://postal.openverbs.com/v1/spec Return the validation regular expression (source and flags) used for a country's postal codes. (cdp-bazaar)
https://postal.openverbs.com/v1/format Normalise a postal code's casing and whitespace (uppercase, collapse runs of spaces) and report whether the normalised form is valid for the country. (cdp-bazaar)
https://postal.openverbs.com/v1/validate Check whether a postal / ZIP code is well-formed for a country (ISO 3166-1 alpha-2). A malformed code is a successful result with `valid:false`, not an error — (cdp-bazaar)

Seller? Reply or dispute. Amounts are in the asset's atomic units (USDC: 6 decimals).