{"uid":"cap_b1Tm8NOR-V8egzPu3NOHp","slug":"x402-toolbox-email-syntax-check-85eacf61","name":"x402-toolbox Email Syntax Check","description":"309 deterministic pay-per-call tools for AI agents over x402 (USDC, Base). No signup, no API key: the payment is the identity.","url":"https://x402-toolbox.shablony-pro.workers.dev/util/email-syntax-check?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"schema":{"type":"string"}}},"responseSchema":{"type":"json","example":{"ok":true,"paid":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_GM6HqqsPZtzF4IAUUQhJP","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Validates whether a given email address string conforms to correct email syntax rules","exampleAgentPrompt":"Can you check if 'john.doe@example.com' is a syntactically valid email address?","exampleUseCases":[{"title":"Form input validation before submission","prompt":"Before I save this user registration, can you check if 'alice..smith@domain..com' is a valid email format?"},{"title":"Batch onboarding data quality check","prompt":"We imported a CSV of contacts and one of the emails looks weird — can you check if 'user@-invalidhost.org' passes basic email syntax validation?"},{"title":"Catching typos in user-entered emails","prompt":"A user just typed 'bob@gmailcom' into our signup form — can you tell me if that's a properly formatted email address?"}],"resultDescription":"Returns a JSON object indicating whether the provided email address string passes syntax validation, with an 'ok' boolean and a 'paid' confirmation field indicating the x402 micropayment was processed.","failureModes":["Missing or empty email string input returns validation failure","Malformed request schema results in error response","x402 payment failure prevents tool execution","Network timeout on the Cloudflare Worker edge"],"whenToPreferThis":"Choose this endpoint when you need a lightweight, no-signup, pay-per-call email syntax check with no API key overhead — ideal for AI agents operating autonomously via x402 USDC micropayments on Base, where you want deterministic validation without maintaining service credentials.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T06:49:55.720Z","isFirstParty":false,"canonicalSlug":"x402-toolbox-email-syntax-check-85eacf61"}