{"uid":"cap_jc2imaAw3Y8Z2mcWd5GTI","slug":"interzoid-email-trust-score-api-c470d977","name":"Interzoid Email Trust Score API","description":"Get an email trust score and analysis for an email address. Validates deliverability, identifies disposable/temporary addresses, and provides risk assessment with a numeric trust score from 0-99.","url":"https://api.interzoid.com/emailtrustscore","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":["lookup"],"properties":{"lookup":{"type":"string","description":"Email address to score and validate"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"Code":"Success","Email":"test@example.com","Score":"75","Credits":"0","Reasoning":"Valid email, corporate domain, moderate trust level with realistic name pattern."}},"example":{"request":{"input":{"type":"http","method":"GET","queryParams":{"lookup":"test.user@example.com"}}},"response":{"Code":"Success","Email":"test.user@example.com","Score":"4","Credits":"0","Reasoning":"This email scores critically low: 'example.com' is an IANA-reserved documentation-only domain with no MX records and no real mail infrastructure, making delivery impossible, and the local-part 'test.user' triggers a mandatory penalty for the 'test' keyword, combined resulting in a near-zero score."}},"exampleRequest":{"lookup":"test.user@example.com"},"tags":["x402"],"displayCostAmount":"0.25","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.25/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.25","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.25","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_immRAQ5ciYQKDAQoyOp91","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.25","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Scores and validates an email address for trustworthiness using AI, returning a numeric trust score and reasoning","exampleAgentPrompt":"Can you check how trustworthy the email address john.smith@acmecorp.com looks — I want a trust score and an explanation of why it scored that way before I reach out to them.","exampleUseCases":null,"resultDescription":"A JSON object containing: Code (success/failure status), Email (the input email echoed back), Score (numeric trust score 0-100), Credits (remaining credits), and Reasoning (AI-generated plain-language explanation of why the email received that score, e.g. domain type, name pattern plausibility, corporate vs. free provider).","failureModes":["Missing or empty 'lookup' query parameter returns an error response","Malformed email string may return a low score or error","Invalid API key or insufficient credits returns authentication/payment error","Rate limiting may occur if too many requests are made in quick succession"],"whenToPreferThis":"Use this endpoint when you need AI-powered trust scoring with human-readable reasoning for individual email addresses, especially when you want to distinguish corporate/legitimate emails from suspicious or low-quality ones. Prefer this over basic syntax validators when you need a risk/trust dimension beyond simple format checking.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T12:56:08.353Z","isFirstParty":false}