API Guide

MailHound API lets you automate email discovery and verification at scale.

Typical use cases

• Enrich leads before outbound.
• Validate lists before campaigns.
• Sync verified contacts into CRM.
• Build custom prospecting pipelines.

Quick start

1. Create your account and get an API key.
2. Call API endpoints for search or verification.
3. Store status (valid, risky, invalid) in your system.
4. Trigger follow-up actions only for valid contacts.

Endpoint categories

• Finder: Find probable work emails by person + domain.
• Domain Search: Discover contacts under a company domain.
• Verifier: Verify deliverability of a specific email.
• Bulk: Submit and process records in larger batches.

Response fields you should keep

• email
• status
• confidence
• reason / validation signals

Next step

For API-focused product overview, see Developers.