{"uid":"cap_DVzpYh_q0dgVFl-Gws7ZL","slug":"agent-tools-email-validation-f80dc750","name":"Agent Tools Email Validation","description":"Pay-per-call utilities for AI agents over x402, USDC on Base.","url":"https://agents.crowdspark.me/v1/email/check?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["email"],"properties":{"email":{"type":"string","description":"Email address to validate"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"email":"jane@acme.com","domain":"acme.com","disposable":false,"mx_records":["10 mx1.acme.com."],"role_account":false,"valid_syntax":true,"free_provider":false,"has_mail_server":true,"deliverable_guess":"likely"}},"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_0uYRfI1sH2t2zIbo2GGwH","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, disposable/temporary domain status, role address type, and free provider classification to return a deliverable guess.","exampleAgentPrompt":"Can you check whether jane@acme.com is a real, deliverable email — I need to know if it's valid syntax, has working mail servers, and whether it's a disposable address or a role account like info@?","exampleUseCases":[{"title":"Signup form disposable email filter","prompt":"Before creating an account for this user, check whether their email address temp-user-92847@mailinator.com is a disposable or throwaway address — I don't want fake signups getting through."},{"title":"CRM lead list quality check","prompt":"I'm about to import a list of leads and the first one is vpsales@outlook.com — can you tell me if it's a role account, a free provider, and whether it looks deliverable before I add it to our CRM?"},{"title":"Pre-send campaign email audit","prompt":"We're about to send a marketing email to contact@bigcorpinc.com — can you verify the domain has active MX mail servers and give me a deliverable guess so I know it won't bounce?"}],"resultDescription":"A JSON object containing the original email and domain, a boolean for valid_syntax, has_mail_server, disposable, role_account, and free_provider flags, a list of mx_records strings, and a deliverable_guess field (e.g. 'likely', 'unlikely', 'unknown') summarizing overall deliverability without performing an SMTP probe.","failureModes":["Missing or malformed email query parameter returns a 400 error","Non-existent TLD or completely malformed address yields valid_syntax: false with no MX data","Domain with no DNS records returns has_mail_server: false and deliverable_guess: unlikely","Temporary DNS outages may cause mx_records to be empty even for real domains","Free provider domains (gmail.com, yahoo.com) correctly set free_provider: true, which may be unexpected","Payment not included or insufficient returns a 402 Payment Required response"],"whenToPreferThis":"Prefer this endpoint when you need a fast, privacy-safe email quality check without performing an SMTP handshake — ideal for signup validation, CRM hygiene, or lead list screening where you need disposable domain detection, role address flagging, and MX verification in a single call. Choose the sibling 'email risk check' endpoint if you also need sender domain age, registrar, and WHOIS intelligence in the same response.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:39:59.603Z","isFirstParty":false,"canonicalSlug":"agent-tools-email-validation-f80dc750"}