Email & notification APIs
emailverifier.dev
Email verification API that catches invalid addresses and disposable inboxes at signup
API service that verifies email addresses and flags disposable inboxes before account creation, with 1,000 free credits and pay-as-you-go pricing.
Overview
A look at emailverifier.dev
emailverifier.dev is an email verification API that checks email addresses at signup to catch invalid addresses, disposable inboxes, and likely typos before creating accounts. The service checks email structure, mail routing, provider type, and mailbox acceptance in a single request, returning an allow, review, or block recommendation with the reasons behind it.
Developers can use the REST API, MCP tools, or bulk verifier to process addresses individually or in batches of up to 5,000. Users start with 1,000 non-expiring free credits and can purchase additional credits at $10 per 20,000 checks. The service helps applications decide whether to ask users for a correction, require confirmation, or block signup based on email quality signals.
Feature notes
- Email format and domain validation checking syntax and mail-routing DNS
- Disposable email provider identification
- Mailbox acceptance checking whether mail server accepts the address
- Typo suggestion for likely corrections
- Allow, review, or block recommendation with reasons
- Bulk CSV verification up to 5,000 addresses per job
- REST API and MCP endpoint integration
- Domain intelligence reports showing provider classification
Pricing
Pricing model: Freemium
Free: 1,000 checks on first project, no card required, credits never expire. Paid: $10 per pack of 20,000 checks ($0.50 per 1,000 checks), no subscription or credit expiry, optional auto top-up.
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FAQ
- What is included in one email verification check?
- One request checks the email format and syntax, whether its domain can receive mail through DNS verification, provider type and risk signals like disposable or role addresses, and mailbox acceptance when available. The response includes an allow, review, or block recommendation with the reasons behind each signal.
- How much do credits cost and do they expire?
- Start with 1,000 free credits on your first project with no card required. Additional credits cost $10 per pack of 20,000 checks, or $0.50 per 1,000 checks. Credits never expire whether free or purchased.
- Can I verify email addresses in bulk?
- Yes, the bulk verifier allows you to upload up to 5,000 unique email addresses per job and download your original rows with verification results added.
- What integration methods are available?
- The service provides a REST API, MCP endpoint, and bulk verifier web interface. Guides are available for frameworks like Next.js and services like Supabase and n8n.
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