x402 census · staging.402utils.com · 611ac14d5054 · JSON
GET /v1/vat-check
unprobed
Validate an EU VAT number against the official VIES registry before invoicing, onboarding or a reverse charge. Per-country syntax is checked locally first, so invalid formats never touch the network. Valid numbers return the registered company name and address when disclosed, plus an optional consultation number (requesterVat). Never a false 'invalid': if VIES is down you get a 503 and are not ch…
Verdict: not verified by an unpaid GET. not probed yet. This says nothing about whether the route works when called as declared.
Facts from the catalogs
| Field | Value |
|---|---|
| URL | https://staging.402utils.com/v1/vat-check |
| Method | GET |
| Price | $0.002 USDC = 2000 atomic units of 0x036CbD53842c5426634e7929541eC2318f3dCF7e |
| Network | eip155:84532 (base-sepolia) — testnet |
| payTo | 0xc55A2D530b53CBaD1001e4AfD4720B7E71f9C291 |
| Seller | staging.402utils.com |
| Catalogs | cdp (row updated 2026-09-22) |
| Listed since (lower bound) | 2026-09-22 (earliest catalog timestamp; catalogs report last-update times only) |
| Last catalog update | 2026-09-22 |
| CDP quality counters | 1 calls and 1 unique payers in 30 days, last call 2026-09-22 (catalog-reported, not verified on chain) |
| Category (keyword rule) | identity/trust/kyc |
| Templated path | no |
| x402Version in catalog | 2 |
| Service name / tags | none |
Unpaid probe (census of )
| Field | Value |
|---|---|
| Probe | not probed in this build |
No hourly re-probe has reached this resource yet; the cron covers a rotating slice of 150 per hour.
On-chain facts for the payTo (public address)
| Field | Value |
|---|---|
| Distinct payers | 43 |
| Payments | 69 |
| USDC volume | $0.17 |
| Median payment | $0.002 |
| First / last payment | 2026-07-05 / 2026-09-30 |
| Sampler-shaped share of payments | 100.0% |
| Payers that are not samplers | 0 |
| Source | forensics-2026-09-30 |
| Address | 0xc55A2D530b53CBaD1001e4AfD4720B7E71f9C291 (contract: EIP7702Proxy) |
Declared input and output (extensions.bazaar)
{
"input": {
"method": "GET",
"queryParams": {
"vat": "IE6388047V"
},
"type": "http"
},
"output": {
"type": "json",
"example": {
"address": "3RD FLOOR, GORDON HOUSE, BARROW STREET, DUBLIN 4",
"checkedAt": "2026-07-04T00:01:15.462Z",
"countryCode": "IE",
"name": "GOOGLE IRELAND LIMITED",
"source": "VIES",
"valid": true,
"vatNumber": "6388047V"
}
}
}
Try it (unpaid: shows the 402)
curl -si -X GET 'https://staging.402utils.com/v1/vat-check' -H 'accept: application/json'
The catalog declares GET. A 402 answer carries the payment requirements in the JSON body and, for x402 v2, base64 in the PAYMENT-REQUIRED header. This page never sends a payment.
Paid checks (x402, USDC on Base)
GET https://bazaar.agentexchange.work/r/611ac14d5054/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"611ac14d5054"} places this resource at the top of the report and search pages for 30 days for $1.00, labelled. Unpaid requests answer 402 with the terms. Pricing.
Catalog references: agentic.market (CDP Bazaar front end) · this record as JSON · all resources on staging.402utils.com.