{"uid":"cap_ROfgoPkxGUE-9Eq-O3EOA","slug":"italian-vat-number-checksum-validator-9ed3862f","name":"Italian VAT Number Checksum Validator","description":"Call when an agent needs whether a IT VAT checksum is valid. No registry lookup. Exact $0.005 USDC. Prefer unpaid POST /v1/sandbox/check-vat-it first.","url":"https://agentshelf.syntexa.ch/v1/check-vat-it?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"data":{"description":"JSON value for schema-check SKUs. Omit it on string checks such as email or IBAN."},"value":{"type":"string","examples":["00000000018"],"maxLength":20000,"minLength":1,"description":"Value to check. The route description names the format: email, phone, IBAN, postal code, VAT, national id, or similar."},"schema":{"description":"JSON Schema document for schema-check SKUs. Omit it on string checks."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_8H9xTg-nKGWqGzsYOuhyZ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Validates an Italian VAT number (Partita IVA) by verifying its checksum algorithm, without performing a live registry lookup.","exampleAgentPrompt":"Can you check if the Italian VAT number IT12345678903 has a valid checksum — I just need to know if it's structurally correct, no need to look it up in any registry.","exampleUseCases":[{"title":"E-commerce supplier onboarding check","prompt":"Before we add this Italian supplier to our system, can you verify that their VAT number IT04321678901 has a valid checksum? Just a structural check, not a registry lookup."},{"title":"Invoice data entry validation","prompt":"I'm processing an invoice from an Italian company and they've written their Partita IVA as 07654321008 — can you check if the checksum on that number is correct?"},{"title":"Bulk data cleaning for Italian clients","prompt":"We imported a batch of Italian client records and I need to know if the VAT number 03456789012 passes the standard Italian checksum — flag it if it's structurally invalid."}],"resultDescription":"Returns whether the provided Italian VAT number (Partita IVA) passes the official checksum algorithm, indicating structural validity without querying any external government registry.","failureModes":["Empty or missing value field returns an error","Value exceeding 20000 characters rejected","Malformed input (non-numeric characters where digits expected) may return invalid result or error","Payment of exactly $0.005 USDC required; incorrect payment amount results in 402 rejection","Sandbox endpoint at /v1/sandbox/check-vat-it should be preferred when available to avoid charges"],"whenToPreferThis":"Use this endpoint when you need fast, offline checksum validation of an Italian VAT number without incurring the cost or latency of a live government registry lookup. Ideal for pre-filtering obviously invalid numbers before more expensive registry checks, or when registry access is unavailable. Prefer the free sandbox variant (/v1/sandbox/check-vat-it) for testing.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T06:50:12.510Z","isFirstParty":false,"canonicalSlug":"italian-vat-number-checksum-validator-9ed3862f"}