{"uid":"cap_TJdMQQ9fvMnRtDjdPXdc5","slug":"scout-packs-email-domain-deliverability-scorer-3f8c600d","name":"Scout Packs Email/Domain Deliverability Scorer","description":"Verified B2B lead packs and per-lead enrichment lookups for agents. $0.01 per lookup or pack (demand probe). USDC on Base via x402. No account, API key, or subscription.","url":"https://scout-packs-production.up.railway.app/deliverability?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","required":[],"properties":{"email":{"type":"string","description":"Email address to score (e.g. 'jane@acme.com'). Use email OR domain, not both."},"domain":{"type":"string","description":"Domain to score (e.g. 'acme.com'). Use email OR domain, not both."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"flags":{"type":"array"},"score":{"type":"number"},"checks":{"type":"object"},"receipt":{"type":"string"},"verdict":{"type":"string"}}}}}}},"responseSchema":{"type":"json","example":{"flags":[],"score":0.92,"checks":{"mx":true,"syntax":true},"receipt":"ok","verdict":"deliverable"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.03","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":"$0.03/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_B43K9ibKl0FGItKF5QqMa","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.03","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Scores an email address or domain for deliverability, returning a numeric score, verdict, and validation checks (MX, syntax, etc.)","exampleAgentPrompt":"Can you check whether jane@acme.com is actually deliverable — I want to know if it'll bounce before I send an outreach email?","exampleUseCases":[{"title":"Pre-send bounce risk check","prompt":"Before I send this cold email campaign, can you check whether david@prospectcorp.com is deliverable and won't bounce?"},{"title":"Lead list quality gate","prompt":"I've got a list of B2B leads — can you score the email mike@techstartup.io for deliverability so I know if it's worth reaching out?"},{"title":"Domain MX record verification","prompt":"Can you check if the domain globalwidgets.com is set up to receive email — does it have valid MX records?"}],"resultDescription":"Returns a JSON object with a numeric deliverability score (0–1), a verdict string (e.g. 'deliverable'), a checks object indicating whether MX and syntax validations passed, an array of flags for any issues found, and a receipt field confirming the paid lookup.","failureModes":["Missing both email and domain parameters — returns error requiring one of the two","Both email and domain provided simultaneously — schema requires one or the other","Invalid email format — may return low score or syntax check failure","Domain with no MX records — returns non-deliverable verdict with mx:false","Payment failure via x402/USDC — request rejected before processing","Unresolvable or nonexistent domain — returns failed checks and low score"],"whenToPreferThis":"Use this endpoint when you need a quick, per-address deliverability score before sending outreach, validating imported lead lists, or gating B2B contact data quality. It requires no account or API key — pay $0.03 USDC per call via x402 on Base. Prefer this over full email verification suites when you need lightweight, per-lead scoring without subscription overhead, especially inside agent workflows doing real-time lead enrichment.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T12:30:04.346Z","isFirstParty":false,"canonicalSlug":"scout-packs-email-domain-deliverability-scorer-3f8c600d"}