{"uid":"cap_PmH5Jk7zk8A2yb0RBa4lu","slug":"belgium-vat-checksum-validator-1b2e0a41","name":"Belgium VAT Checksum Validator","description":"Call when an agent needs whether a BE VAT checksum is valid. No registry lookup. Exact $0.009 USDC. Prefer unpaid POST /v1/sandbox/check-vat-be first.","url":"https://agentshelf.syntexa.ch/v1/check-vat-be?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":["0000000097"],"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":"0.009","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":"$0.009/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.009","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.009","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ZK9cwNRUCN3lsW7n4wjLC","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.009","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Validates whether a Belgian VAT number has a correct checksum using pure algorithmic verification, without performing any live registry lookup.","exampleAgentPrompt":"Can you check if the Belgian VAT number BE0123456749 has a valid checksum? Just the algorithmic check, no need to look it up in any registry.","exampleUseCases":[{"title":"E-commerce checkout VAT validation","prompt":"Before we process this B2B order, can you verify that the Belgian VAT number BE0459029445 the customer entered is structurally valid — just the checksum, I don't need a live registry check right now."},{"title":"CRM data quality cleanup","prompt":"We're cleaning up our customer database — can you check whether the BE VAT number BE0408167729 passes the checksum validation so we know if it's worth investigating further?"},{"title":"Invoice generation pre-flight check","prompt":"I'm about to generate an invoice for a Belgian company with VAT number BE0686158855 — can you run a quick checksum validation on that number before I send it out?"}],"resultDescription":"Returns a boolean or structured result indicating whether the provided Belgian VAT number passes the mod-97-based checksum algorithm, with no external registry or VIES lookup performed.","failureModes":["Input string is empty or exceeds length limits — rejected with validation error","Non-BE prefix or incorrect length VAT number may return invalid result or error","Network or payment failure (x402 USDC payment not completed) results in 402 response","Malformed JSON body returns 400 error"],"whenToPreferThis":"Choose this endpoint when you need a fast, offline, purely algorithmic checksum validation of a Belgian VAT number and do not require confirmation that the company is actually registered. Prefer the free sandbox endpoint /v1/sandbox/check-vat-be first to avoid costs during development. Use this paid endpoint in production when the sandbox is unavailable or when you need reliable SLA guarantees.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T04:32:09.146Z","isFirstParty":false,"canonicalSlug":"belgium-vat-checksum-validator-1b2e0a41"}