{"uid":"cap_sw06UrbfC01OeK5CPgkI4","slug":"gateway-apiosk-com-email-domain-check-ebcdd1b9","name":"gateway.apiosk.com Email Domain Check","description":"Classify an email address by its domain: company vs. known free provider (Gmail/Outlook/…) vs. disposable domain. List-based heuristic, not a live DNS/MX check.","url":"https://gateway.apiosk.com/company-identity/email-domain-check","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.066","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_tIX27mvuLW5cI9YqYpzNq","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Given an email address, classifies the associated domain as belonging to a company, detects if it is disposable or a free provider, and returns a confidence score.","exampleAgentPrompt":"Can you check whether the email john.smith@acmecorp.com belongs to a real company domain, and tell me if it's disposable or a free provider like Gmail?","exampleUseCases":null,"resultDescription":"Returns a JSON object with the inferred entity type (e.g. 'company'), the extracted domain (e.g. 'acmecorp.com'), a confidence score between 0 and 1, a boolean indicating whether the domain is a disposable email service, and a boolean indicating whether it is a free email provider.","failureModes":["Missing or malformed email address returns a validation error","Unknown or very new domains may return low confidence scores","Disposable providers using custom domains may be misclassified as company domains","Network timeouts may occur under high load"],"whenToPreferThis":"Use this endpoint when you need to quickly determine whether an email address belongs to a company versus a free or disposable provider — ideal for B2B lead qualification, CRM enrichment, or signup form validation where identifying professional email domains is important.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:53:13.150Z","isFirstParty":false}