{"uid":"cap_uR16DEDTwNEWTlznh-uPf","slug":"iban-validator-d26f74a3","name":"IBAN Validator","description":"Chat, embeddings, OCR, speech-to-text, image editing, image understanding (captioning/Q&A), text-to-speech, translation, writing tools, classification tools, developer tools, local utilities, format/checksum validators, encoding & crypto utilities, date/time calculators, geo/coordinate math, math & finance calculators, novelty tools, and business/social writing generators — 179 endpoints in all, across multiple specialized self-hosted models. Pay per call with crypto — no signup — or get an API key.","url":"https://api.fastapi.online/iban-validate","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"iban":{"type":"string","maxLength":40,"minLength":4}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.0005","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":"down","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.0005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_5IbNqBAn6Q5WHK79Cd4IC","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.0005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Validates an IBAN (International Bank Account Number) string for correctness and format compliance","exampleAgentPrompt":"Can you check if this IBAN is valid: GB29NWBK60161331926819?","exampleUseCases":[{"title":"Pre-transfer IBAN sanity check","prompt":"Before I initiate this international wire, can you verify that DE89370400440532013000 is a valid IBAN so I don't send money to a bad account?"},{"title":"User-submitted bank detail validation","prompt":"A customer just entered their IBAN as FR7630006000011234567890189 in our payment form — can you confirm it's correctly formatted and valid before we save it?"},{"title":"Bulk payout recipient check","prompt":"I need to validate this supplier's IBAN before adding them to our payroll system: NL91ABNA0417164300 — is it properly formed?"}],"resultDescription":"Returns a validation result indicating whether the supplied IBAN string is valid, including likely details such as country code, check digits status, bank code, and account number components extracted from the IBAN.","failureModes":["IBAN string too short (below 4 characters) or too long (above 40 characters) returns a validation error","Malformed IBAN with invalid checksum returns invalid status","Unsupported or unrecognized country code prefix may return invalid","Network timeout or service unavailability returns HTTP 5xx","Missing or empty IBAN field returns a 422 unprocessable entity error"],"whenToPreferThis":"Choose this endpoint when you need a fast, cheap ($0.0005 per call), no-signup IBAN validation that can be called programmatically with crypto payment (x402). Prefer it for lightweight validation in payment workflows, form validation, or agent-driven finance automation where you want a dedicated IBAN check without integrating a full banking SDK.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T08:26:08.262Z","isFirstParty":false}