{"uid":"cap_Maxd4P8gWc0ykOsjeF7dN","slug":"mail-security-tools-email-check-49d349ce","name":"Mail Security Tools Email Check","description":"Free directory of email-security and MSP tools for small businesses. Free-tier notes are dated from each vendor page.","url":"https://api.mailsecuritytools.com/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","maxLength":320,"description":"Email address"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"email":"jane@example.com","verdict":"ok","disposable":false,"role_account":false}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_15lPk8oFlbNLxROZiQuKb","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks a single email address for disposable/role-account status and returns a safety verdict","exampleAgentPrompt":"Can you check whether jane@example.com is a disposable or role-based email address before I add it to my mailing list?","exampleUseCases":[{"title":"Block fake signups at registration","prompt":"Before creating an account for the user who just signed up with temp9832@guerrillamail.com, check if that email is disposable so we can reject it."},{"title":"Clean email list before campaign","prompt":"I have a lead who gave me info@somebusiness.com — can you check if that's a role account or a legit personal email before I send them our outreach?"},{"title":"Fraud screening for new orders","prompt":"A new order just came in from someone using a suspicious-looking email address, dropbox123@mailnull.com — can you verify if it's a throwaway address so I can flag the order for review?"}],"resultDescription":"Returns a JSON object with the checked email address, a verdict string (e.g. 'ok'), a boolean indicating whether the address is disposable, and a boolean indicating whether it is a role account (e.g. admin@, info@, support@).","failureModes":["Missing or malformed email parameter returns an error","Email string exceeding 320 characters rejected","Network timeout if upstream lookup service is slow","Invalid email format may return an error or unexpected verdict","Rate limiting if called in rapid succession"],"whenToPreferThis":"Choose this endpoint when you need a lightweight, low-cost ($0.01/call) check on individual email addresses to detect disposable or role-based addresses before user registration, list addition, or outreach. It is well-suited for real-time validation at the point of data entry rather than bulk batch processing.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T20:44:02.405Z","isFirstParty":false,"canonicalSlug":"mail-security-tools-email-check-49d349ce"}