{"uid":"cap_6OfWm491mKSb3j661GBph","slug":"fiber-ai-api-fiber-ai-phone-number-validation-ee5d8146","name":"Fiber AI Phone Number Validation","description":"Validates a phone number and returns whether it's valid, reachable, carrier info, and caller name.","url":"https://mpp.orthogonal.com/fiber/v1/validate-phone/single?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["contacts","email","phone","enrichment","data"],"displayCostAmount":"0.14","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.14/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.06","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.06","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_y-7vVGfqn8e-9-347-YLe","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.06","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":"Fiber AI API","brandSlug":"fiber-ai-api-mpp","brandBaseUrl":"https://api.fiber.ai","brandDocsUrl":"https://api.fiber.ai","whatItDoes":"Validates a single phone number and returns validity status, reachability, carrier information, and caller name lookup.","exampleAgentPrompt":"Can you validate the phone number +1-415-555-0192 and tell me if it's reachable, what carrier it's on, and whose name is associated with it?","exampleUseCases":null,"resultDescription":"Returns whether the phone number is valid, whether it is reachable, the carrier (network operator) associated with the number, and the caller name registered to the number.","failureModes":["Invalid or malformed phone number format returns validation error","Phone number not found in carrier database returns incomplete data","Rate limiting or quota exceeded returns 429 error","Missing or invalid authentication returns 401 unauthorized","Network timeout if carrier lookup is slow"],"whenToPreferThis":"Use this endpoint when you need to verify a single phone number's validity, reachability, carrier, and caller name before reaching out to a contact or cleaning your contact database. Prefer this over generic phone lookup tools when you need combined validity + carrier + caller name data in one call with Fiber AI's accuracy guarantees.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T12:46:14.313Z","isFirstParty":false,"canonicalSlug":"fiber-ai-api-fiber-ai-phone-number-validation-ee5d8146"}