{"uid":"cap_JYjhBR4_at93H8ZVWehHg","slug":"email-verify-api-aac2b1d8","name":"Email Verify API","description":"Email verification with x402 payments. $0.001 per request in USDC on Base.","url":"https://email.payapi.market/verify?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"email":{"type":"string","description":"Email address to verify, e.g. 'jane.doe@acme.com'."}}},"responseSchema":{"type":"json","example":{"email":"jane.doe@acme.com","score":100,"domain":"acme.com","verdict":"valid","catch_all":false,"disposable":false,"mx_records":["aspmx.l.google.com","alt1.aspmx.l.google.com"],"role_based":false,"smtp_check":true,"syntax_valid":true,"free_provider":null,"typo_suggestion":null}},"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_VXbyaGSQyb0ISp-9KIomW","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 email address by checking syntax, MX records, SMTP, disposability, and catch-all status, returning a scored verdict","exampleAgentPrompt":"Can you verify whether jane.doe@acme.com is a real, deliverable email address — check if it's valid, not disposable, and has working mail servers?","exampleUseCases":[{"title":"Pre-send lead list scrubbing","prompt":"Before I send this email campaign, can you check if contact@bigcorp.io is a valid deliverable address — I want to make sure it's not disposable, catch-all, or role-based?"},{"title":"User registration email check","prompt":"A new user just signed up with the email temp123@mailinator.com — can you verify if it's a real address or a throwaway so I can decide whether to block the signup?"},{"title":"Typo detection before form submission","prompt":"The user typed jon.smith@gnail.com into our contact form — can you verify that email and tell me if there's a typo suggestion so we can prompt them to correct it?"}],"resultDescription":"A JSON object containing the verified email address, a numeric score (0–100) reflecting deliverability confidence, the domain, an overall verdict (e.g. 'valid' or 'invalid'), boolean flags for catch-all, disposable, role-based, and free-provider status, a list of MX records, SMTP check result, syntax validity flag, and a typo suggestion if one was detected.","failureModes":["Missing or malformed email input returns a validation error","Unreachable or non-existent domain may result in low score or 'invalid' verdict","Catch-all domains may return indeterminate SMTP results","Transient SMTP timeouts could affect smtp_check accuracy","Payment failure via x402 will block the request from processing"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive, scored email verification that covers syntax, MX records, SMTP reachability, disposable detection, and role-based flagging in a single call. It is well-suited for agents that need to validate individual email addresses on demand with micropayment billing ($0.001 USDC per call via x402 on Base), avoiding subscription overhead. Prefer it over simpler regex-only validators when deliverability accuracy matters, and over heavier identity platforms when you only need email-level checks without full KYC.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-17T12:30:03.131Z","isFirstParty":false,"canonicalSlug":"email-verify-api-aac2b1d8"}