{"uid":"cap_r9iRmyDPIQiB5I-3ZMkpe","slug":"machina-agent-services-email-validation-222be22b","name":"Machina Agent Services – Email Validation","description":"x402-powered API services for AI agents","url":"https://mach402.dev/validate/email?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"email":{"type":"string","description":"Email address to validate"},"smtp_probe":{"type":"boolean","description":"Attempt SMTP probe (default true)"}}},"responseSchema":{"type":"json","example":{"email":"user@example.com","score":87,"verdict":"valid"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.007","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":"$0.007/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.007","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.007","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_eL3HV9y_A1QR7spV3MtvF","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.007","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 and returns a deliverability score and verdict, optionally probing the mail server via SMTP","exampleAgentPrompt":"Can you check whether user@example.com is a real, deliverable email address — go ahead and do the SMTP probe to confirm the mailbox actually exists?","exampleUseCases":[{"title":"Pre-send email list cleaning","prompt":"Before I send this campaign, can you validate sales@bigcorp.com to see if it's actually deliverable and give me a score?"},{"title":"New user signup verification","prompt":"A user just signed up with the email john.doe@randomdomain.net — can you verify it's real and deliverable before we activate their account?"},{"title":"CRM data quality check","prompt":"I have a contact in my CRM with the email address info@oldcompany.org — can you check if it's still valid and whether the mailbox actually accepts mail?"}],"resultDescription":"A JSON object containing the submitted email address, a numeric deliverability score (0–100), and a verdict string (e.g. 'valid', 'invalid', 'risky') indicating whether the address is likely deliverable","failureModes":["Invalid or malformed email address returns a low score or error verdict","SMTP probe blocked by mail server firewall results in inconclusive or lowered score","Temporary mail server unavailability may cause probe timeout","Catch-all mail servers always accept connections, potentially returning false positives","Rate limiting or payment failure may prevent the API call from completing"],"whenToPreferThis":"Choose this endpoint when you need a real-time, per-address email validation with both syntax checking and optional live SMTP verification, especially when deliverability confidence is critical before sending or onboarding. It is well-suited for agents that need a numeric score rather than a binary pass/fail, and when per-call micropayment billing (x402) is acceptable over subscription models.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-22T15:23:46.131Z","isFirstParty":false,"canonicalSlug":"machina-agent-services-email-validation-222be22b"}