Email Verification API

Verify Emails in Real-Time

Fast, accurate email verification API. Check deliverability, detect disposable emails, and clean your lists before sending.

Get API Key on RapidAPI View Pricing

Starting at $0.0015 per verification with free tier available

What You Get

Deliverability Check

Verify mailbox exists and accepts email via SMTP validation

Disposable Detection

Identify temporary emails from 5,000+ known disposable domains

MX Record Validation

Confirm the domain has properly configured mail servers

Catch-All Detection

Flag domains that accept all addresses regardless of validity

Role-Based Detection

Identify group addresses like info@, support@, admin@

Bulk Verification

Verify up to 100 emails in a single API request

Simple Integration

Request 
POST /api/v1/verify
Content-Type: application/json

{
  "email": "user@example.com"
}
Response 
{
  "success": true,
  "data": {
    "email": "user@example.com",
    "valid": true,
    "result": "deliverable",
    "checks": {
      "syntax": true,
      "mx_records": true,
      "smtp_valid": true,
      "disposable": false,
      "catch_all": false
    },
    "confidence": 0.95
  }
}

Use Cases

Email List Cleaning

Remove invalid addresses before campaigns to improve deliverability

Registration Forms

Block disposable emails at signup to reduce fake accounts

Lead Validation

Verify leads before importing to CRM to maintain data quality

Bounce Prevention

Reduce bounce rates and protect sender reputation

Ready to verify emails?

Get started in minutes with our RapidAPI integration.

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