{"uid":"cap_mMA25cDS8DufHmFC7T6Nt","slug":"netherlands-vat-number-checksum-validator-458884bb","name":"Netherlands VAT Number Checksum Validator","description":"Call when an agent needs whether a NL VAT checksum is valid. No registry lookup. Exact $0.008 USDC. Prefer unpaid POST /v1/sandbox/check-vat-nl first.","url":"https://agentshelf.syntexa.ch/v1/check-vat-nl?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":["000000012"],"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":"0.008","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":"$0.008/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.008","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.008","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_9yhWHCAH4Fv8wpdMAcpvu","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.008","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Validates whether a Dutch (NL) VAT number has a correct checksum, without performing a live registry lookup.","exampleAgentPrompt":"Can you check whether the Dutch VAT number 'NL123456789B01' has a valid checksum — just the math check, no registry lookup needed?","exampleUseCases":[{"title":"E-commerce checkout VAT validation","prompt":"Before we process this Dutch business customer's order, can you verify that their VAT number NL854695370B01 passes the NL checksum — just a format check, no registry call?"},{"title":"Bulk invoice data quality check","prompt":"I've got a Dutch supplier's VAT number NL002065538B01 on an invoice — can you confirm the checksum is mathematically valid before I add it to our accounting system?"},{"title":"Onboarding form validation","prompt":"A new Netherlands-based vendor filled out our onboarding form with VAT number NL823458272B01 — does it have a valid checksum so I know it's not a typo?"}],"resultDescription":"Returns whether the provided NL VAT number passes the Dutch checksum algorithm (a mathematical validity check). Does not confirm the number is registered with the Dutch tax authority — only that the format and checksum digits are correct.","failureModes":["Input VAT string is empty or exceeds length limits — returns validation error","Malformed input object missing the value field — returns schema error","VAT number for a different country passed in — checksum may produce unexpected results","Network or payment processing failure — HTTP 402 or 5xx response"],"whenToPreferThis":"Use this endpoint when you need a fast, cheap, offline checksum validation of a Dutch VAT number without hitting the official VIES or Dutch tax registry. Ideal for form validation, data quality checks, and pre-filtering before expensive registry lookups. Always try the free sandbox endpoint POST /v1/sandbox/check-vat-nl first; pay only when the sandbox is unavailable or unsuitable.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T03:46:03.340Z","isFirstParty":false,"canonicalSlug":"netherlands-vat-number-checksum-validator-458884bb"}