{"apiVersion":"1.0.0","schemaVersion":1,"generatedAt":"2026-08-25T07:46:36.735Z","resource":{"id":"e78dd313bfaad8545e1cf662","key":"GET https://api.hergertsynthora.com/v1/mailcheck","method":"GET","resourceUrl":"https://api.hergertsynthora.com/v1/mailcheck","alternateResourceUrls":["https://api.hergertsynthora.com/v1/mailcheck"],"canonicalUrl":"https://api.hergertsynthora.com/v1/mailcheck","origin":"https://api.hergertsynthora.com","hostname":"api.hergertsynthora.com","groupId":"api-hergertsynthora-com-0449752e","providerName":"hergertsynthora","title":"Verify whether an email address is real and safe to send to. Checks RFC syntax, ...","description":"Verify whether an email address is real and safe to send to. Checks RFC syntax, live MX records, catch-all and disposable/temporary domains, role accounts (info@, admin@), free providers and common typos, returning a deliverability status and confidence score. Use it to validate and enrich contacts, clean email lists and prevent bounces. Deterministic, Ed25519-signed. 0.001 USDC on Base. First 3 calls FREE per wallet — send header 'X-WALLET: 0x<your Base address>' (no payment); then  per call.","tags":["crypto/wallet"],"type":"http","x402Version":2,"routeTemplate":null,"input":null,"iconUrl":null,"payment":{"networks":["eip155:8453"],"schemes":["exact"],"assets":["0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","USD Coin"],"options":[{"network":"eip155:8453","scheme":"exact","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","amountAtomic":"50000","payTo":"0x10800a5a5B9d72251566EC651E862A8b4B427dE0","maxTimeoutSeconds":300,"tokenName":null,"tokenVersion":null}],"acceptedPaymentCount":2,"priceUsd":0.05},"quality":null,"registry":{"health":"healthy","reliabilityScore":100,"paymentValid":true,"domainVerified":true,"lastChecked":"2026-08-25 02:19:27"},"sources":[{"id":"402-index","sourceUrl":"https://402index.io/api/v1/services","observedAt":"2026-08-25T05:19:49.445Z","lastChecked":"2026-08-25 02:19:27","registrySource":"bazaar","recordKey":"GET https://api.hergertsynthora.com/v1/mailcheck"}],"verification":{"level":"direct-quote","checkedAt":"2026-08-25T05:21:52.817Z","structural":{"ok":true,"normalized":true,"publicHttpUrl":true},"sourceConfirmed":true,"crossSource":false,"registryPaymentValid":true,"originCheck":{"scope":"origin","reachable":true,"statusCode":200,"method":"HEAD","checkedAt":"2026-08-25T05:20:21.802Z","latencyMs":801,"error":null},"quoteCheck":{"scope":"exact-route","outcome":"confirmed","attempted":true,"requestedMethod":"GET","statusCode":402,"finalUrl":"https://api.hergertsynthora.com/v1/mailcheck","redirectCount":0,"checkedAt":"2026-08-25T05:21:52.817Z","latencyMs":94,"reason":null,"requirementCount":2},"quote":{"ok":true,"quotedUsd":0.05,"network":"eip155:8453","checkedAt":"2026-08-25T05:21:52.817Z","source":"exact-route"},"paidCall":{"verified":false,"checkedAt":null,"network":null,"receiptReference":null,"outputReviewed":false}},"curation":{"status":"curated","basis":"live-quote","matchScope":null,"listingSlug":null,"providerListingSlug":null,"listingName":null,"kind":null,"categories":[],"editorialDescription":null,"docsUrl":null,"sourceUrl":null}}}