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Email verification API

Is this address deliverable, catch-all, disposable or a role inbox

Check an email address before you send: syntax, domain mail servers, mailbox reachability, catch-all, disposable and role addresses, with a recommended action.

Request

POST https://api.apione.store/api/v1/emails/verify with header X-API-Key.

curl -X POST https://api.apione.store/api/v1/emails/verify \
  -H "X-API-Key: YOUR_KEY" -H "Content-Type: application/json" \
  -d '{"email":"jane@example.com"}'
ParameterRequiredDescription
emailyesAddress to verify

Response

FieldDescription
syntax_valid, is_deliverable, reachabilityDeliverability
is_catch_all, mailbox_existsMailbox checks
is_role_address, is_disposable, is_free_providerAddress type
confidence_score, recommended_actionSend, review or drop

Cost

1 credit. Free when the check fails.

Also available as an MCP tool

apione_email_verify on https://apione.store/mcp?api_key=YOUR_KEY.

No data, no charge.

100 free credits, no card. Misses, errors and answers without live evidence are free.

Get an API key · Read the docs