{"uid":"cap_1UmJo797VYLUBufMomhyF","slug":"vextorium-barcode-validator-e3aa800c","name":"Vextorium Barcode Validator","description":"Validate EAN-8, EAN-13, UPC-A, GTIN-14, ISBN-10 and ISBN-13: check digit (and the expected one if wrong), code type, GS1 prefix and registering country, plus ISBN-10/13 conversion.","url":"https://api.vextorium.com/v1/barcode-validate?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"code":{"type":"string","description":"Barcode or ISBN digits (dashes and spaces allowed)"}}},"responseSchema":{"type":"json","example":{"code":"8410076472342","note":"The GS1 prefix shows where the code was registered, not necessarily the country of manufacture.","type":"EAN-13","valid":true,"gs1_prefix":"841","gs1_record":"Spain","control_digit":"2"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_B5kmvtsp7uL0XFIIb0_Tb","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Validates a barcode or ISBN code and returns its type, GS1 prefix, country of registration, control digit, and validity status.","exampleAgentPrompt":"Can you validate this barcode for me — 8410076472342 — and tell me if it's valid, what type it is, and where the GS1 prefix is registered?","exampleUseCases":[{"title":"Product listing barcode verification","prompt":"I'm about to list a product on our e-commerce platform with barcode 0614141999996 — can you check if it's a valid barcode and tell me its type and GS1 country registration?"},{"title":"ISBN validation before book cataloguing","prompt":"Before I add this book to our library system, can you validate the ISBN 978-3-16-148410-0 and confirm it's a legitimate code?"},{"title":"Suspicious barcode audit","prompt":"We received some products with barcode 5901234123457 and I'm not sure if it's genuine — can you validate it and tell me what country it's registered to and whether the check digit is correct?"}],"resultDescription":"Returns a JSON object with: the normalized barcode string, a boolean validity flag, the barcode type (e.g. EAN-13, ISBN-13), the GS1 prefix code, the GS1 record (country of registration), the control digit, and an explanatory note about GS1 prefix semantics.","failureModes":["Invalid or malformed barcode digits returns valid: false with no GS1 data","Unsupported barcode format may return null type field","Non-numeric input or input with invalid characters may fail schema validation","Missing required 'code' field in request body causes a 400-level error"],"whenToPreferThis":"Use this endpoint when you need to programmatically validate barcodes or ISBNs, identify their format type, and look up the GS1 country of registration — especially useful in e-commerce, logistics, or library cataloguing workflows where barcode integrity must be confirmed before downstream processing.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-15T12:36:51.087Z","isFirstParty":false,"canonicalSlug":"vextorium-barcode-validator-e3aa800c"}