{"uid":"cap_7ZbstSfqLg-_4fu4mkXnT","slug":"token-intel-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-fe6e294f","name":"B2A Email Deliverability, MX, SPF & DMARC Verifier","description":"Validates email syntax, disposable/burner provider status, role accounts, and live DNS MX/SPF/DMARC records. (Live x402 v2, IETF MPP & MCP endpoint at https://token-intel.agentdiet.dev/v1/disposable-email)","url":"https://token-intel.agentdiet.dev/v1/disposable-email?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","required":["email"],"properties":{"email":{"type":"string","minLength":1,"description":"Email address to validate for syntax, MX deliverability, and disposable risk"}}},"responseSchema":{"type":"object"},"example":null,"exampleRequest":null,"tags":[],"displayCostAmount":"0.005","displayCostAsset":"USD","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":"$0.005/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_DL5uJdTuG5143D7cMaqIe","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"token-intel.agentdiet.dev","brandSlug":"token-intel-agentdiet-dev-mpp","brandBaseUrl":"https://token-intel.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Validates an email address for syntax correctness, disposable/burner domain status, role account detection, and live DNS MX/SPF/DMARC record existence.","exampleAgentPrompt":"Can you check whether john.doe@mailinator.com is a real, deliverable email address — specifically whether it passes syntax checks, has valid MX records, and isn't from a disposable or burner provider?","exampleUseCases":[{"title":"Screen signups for throwaway emails","prompt":"Before we add this user to our system, check if the email they gave us — freeuser123@guerrillamail.com — is from a disposable or burner provider, and whether it actually has valid MX records that can receive mail."},{"title":"Pre-send deliverability check for outreach","prompt":"I'm about to send a cold outreach campaign and I need to verify that contact@acmecorp.io is syntactically valid, has working MX records, and that the domain has SPF and DMARC configured — can you run a full email deliverability check on it?"},{"title":"Detect role accounts in lead list","prompt":"Can you check whether sales@bigcompany.com is a role-based email address like a generic inbox rather than a real person, and confirm whether the domain's DNS is properly set up for email delivery?"}],"resultDescription":"Returns a structured object indicating whether the email passed syntax validation, whether the domain belongs to a known disposable/burner provider, whether the account appears to be a role address (e.g. info@, admin@), and the live DNS status of MX, SPF, and DMARC records for the email's domain.","failureModes":["Missing or malformed email parameter returns a 400 validation error","DNS lookup timeouts for unresponsive domains may result in inconclusive MX/SPF/DMARC results","Non-existent or newly registered domains may return false negatives for MX records","Payment failure or insufficient balance via x402 returns a 402 response blocking the lookup","Extremely new disposable providers not yet in the blocklist may not be flagged"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive, single-call email health check covering syntax, disposable provider detection, role account identification, and live DNS MX/SPF/DMARC validation — especially in agent workflows where you need to screen user-submitted emails at registration, enrich lead data, or gate outreach on deliverability signals. Prefer this over simple regex-only validators when live DNS verification matters.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:23:36.341Z","isFirstParty":false,"canonicalSlug":"token-intel-agentdiet-dev-b2a-email-deliverability-mx-spf-dmarc-1d18f196"}