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Total Verifications

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API Keys

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API Key

Use this key in the X-API-Key header

Test Verification

Try verifying an email address

Understanding Responses

Key Fields

is_valid Primary indicator — true means deliverable
status Detailed verification result
is_catch_all Domain accepts all — use with caution
is_disposable Temporary email — low quality

Status Values

valid Exists and deliverable
invalid_syntax Format is wrong
invalid_domain Domain doesn't exist
mailbox_not_found SMTP rejected
catch_all Accepts everything
unknown Could not verify

Recommendation: Only send to addresses where is_valid: true AND is_disposable: false.

API Usage 
curl -X POST /api/v1/verify/single \
  -H "X-API-Key: YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"email": "test@gmail.com"}'