Mart402

mart402.com · x402

Invoice field verification for AI agents: arithmetic consistency of invoice fields, line-item totals, JP registration number check-digit + corporate-number existence observation (official NTA registry), accounting JSON. $0.015/call.

Name and description as published by x402 Bazaar

Live

Last successful check: 26 Oct 2026, 00:43 UTC.

answered, last 24 hours: 100%
answered, last 30 days: 100%

3 different wallets paid it in the last 30 days, as the x402 Bazaar reports. Payments

How addrbook checks →

Connect

https://mart402.com/v1/verify

x402: an unpaid request gets a 402 with the price and pay-to wallet. addrbook never pays.

Who's behind it

Listed by: x402 Bazaarlast seen 26 Oct, 06:00 UTC
Wallets named: 0xe3244a21d0d68bfa78b7cad8c3b8777adfbb3188named by x402 Bazaar
Listed since: 25 Oct 2026, 17:51 UTC

Payments

different wallets paid it, last 30 days: 3
paid calls, last 30 days: 9
last paid call (UTC): 21 Oct, 05:00

As the x402 Bazaar reports, from payments Coinbase's facilitator settled. Read 26 Oct 2026, 06:00 UTC. addrbook has not counted these payments itself.

Its x402 endpoints have not listed a payment option addrbook could read yet.

Checks by endpoint

Host	Protocol	State	Last checked (UTC)	Last answered (UTC)	24 hours	30 days	Tools
mart402.com	x402	Live	26 Oct, 00:43	26 Oct, 00:43	100%	100%	—

Also listed as

Other entries that share an endpoint with this one.

mart402.com