{"uid":"cap_nc3pfhJsMKsPtvlt4cfpX","slug":"delx-commerce-iban-checksum-validator-4c1b12f5","name":"Delx Commerce IBAN Checksum Validator","description":"Pay-per-result APIs for agents. No signup. Exact price. Verifiable delivery. USDC on Base + Solana via x402.","url":"https://commerce.delx.ai/api/v1/x402/iban-checksum?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"iban":{"type":"string","description":"IBAN string"}}},"responseSchema":{"type":"json","example":{"valid":true,"schema":"delx/util-iban-checksum/v1"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_sDU7ayoqUFGUWN_niG9IJ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Validates an IBAN string by verifying its checksum, returning a boolean validity result","exampleAgentPrompt":"Can you check if this IBAN is valid: GB29NWBK60161331926819?","exampleUseCases":[{"title":"Pre-transfer IBAN verification","prompt":"Before I wire money to this account, check if the IBAN DE89370400440532013000 is valid so I don't send it to the wrong place."},{"title":"Customer onboarding bank detail check","prompt":"A new customer just entered their IBAN FR7630006000011234567890189 — can you verify it has a correct checksum before we save it to their profile?"},{"title":"Bulk payment file validation","prompt":"I have an IBAN NL91ABNA0417164300 from a supplier invoice — validate it before I approve the payment run."}],"resultDescription":"A JSON object with a 'valid' boolean indicating whether the IBAN checksum is correct, plus a 'schema' field identifying the response format as 'delx/util-iban-checksum/v1'.","failureModes":["Missing or empty IBAN input — likely returns a validation error or bad request","Malformed IBAN with unsupported country code — may return valid:false or an error","Payment failure via x402 if USDC funds are insufficient — request is not processed","Network timeout or service unavailability — no result returned"],"whenToPreferThis":"Choose this endpoint when you need a lightweight, pay-per-call IBAN checksum check with no signup or subscription required, especially in agent workflows that need to validate IBANs on-demand before initiating international payments. Suitable when cost certainty ($0.001 per call) and verifiable delivery via x402 matter.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T00:54:08.189Z","isFirstParty":false,"canonicalSlug":"delx-commerce-iban-checksum-validator-4c1b12f5"}