API Reference

Everything you need to integrate VerifyEmail.io into your applications. Verify emails, find contacts, and keep your lists clean programmatically.

Quick Start

Make your first API call in seconds. All you need is an API key and a single HTTP request.

## Verify an email address
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://verifyemail.io/api/email?email=test@example.com"

Authentication

API keys, Bearer tokens, and getting started with secure access to all endpoints.

Email Verification

GET POST

Validate email addresses in real time. Get deliverability verdicts, risk scores, and domain intelligence.

Contact Finder

GET POST

Look up contact details including name, address, phone, email, and employment information.

Rate Limits

Understand request quotas, rate limit headers, and best practices for staying within your plan.

Errors

HTTP status codes, error response format, and troubleshooting common issues.

Integration Guide

Step-by-step walkthrough for integrating the API into your application with full code examples.

Base URL

All API requests should be made to:

https://verifyemail.io/api/

All requests must use HTTPS. HTTP requests will be redirected automatically.

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