{"uid":"cap_yxsfj8jdrCv-_QTLIeGnw","slug":"vat-id-format-check-5f65a6af","name":"VAT ID Format Check","description":"EU/UK/CH VAT number format check: verifies the country prefix and the national number pattern (no live VIES query), returning the country and whether the format is plausible. First-line validation for invoices and onboarding. $0.01 per check.","url":"https://intel.rallylive.ca/data/vat-format","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ON44nBkZem4RnfnxckK5V","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Validates EU, UK, and CH VAT number format by checking the country prefix and national number pattern, without performing a live VIES lookup.","exampleAgentPrompt":"Can you check whether the VAT number DE345789013 is correctly formatted — I just need to know if the country prefix and number pattern look valid before I put it on this invoice?","exampleUseCases":[{"title":"Invoice VAT number pre-flight check","prompt":"Before I issue this invoice to my new German client, can you confirm that their VAT number DE123456789 has the right format — country prefix and digit pattern — so I don't send out a bad document?"},{"title":"Customer onboarding VAT validation","prompt":"We have a new B2B customer claiming VAT number GB372769475 — can you do a quick format check on that to make sure the prefix and number structure are plausible before we approve their account?"},{"title":"Bulk invoice data cleanup","prompt":"I've got a French VAT number FR40303265045 that someone entered during checkout — can you verify the format is correct so I know whether to flag it for manual review?"}],"resultDescription":"Returns the detected country associated with the VAT prefix and a boolean or plausibility indicator stating whether the national number pattern matches the expected format for that country. Does not perform a live VIES registry lookup; result reflects format correctness only.","failureModes":["Unknown or unsupported country prefix returns an error or 'unrecognized' flag","Malformed input (missing VAT number parameter) returns a 400-style error","VAT number for a country not in the EU/UK/CH set is not recognized","Network timeout or service unavailability returns a 5xx error"],"whenToPreferThis":"Use this endpoint when you need fast, cheap ($0.01), offline-style format validation of a VAT number before invoicing or onboarding — especially when a live VIES registry query is unnecessary, too slow, or unavailable. Prefer this over VIES-based checks for first-line filtering, high-volume batch pre-validation, or when the VIES API is rate-limited. Not suitable when you need authoritative confirmation that the VAT number is registered and active.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T13:13:22.570Z","isFirstParty":false}