Free Email Verification | VeriMails

# VeriMails API Base URL: https://verimails.com ## Human Docs - https://verimails.com/docs - https://verimails.com/docs/quickstart - https://verimails.com/docs/authentication - https://verimails.com/docs/single-verification - https://verimails.com/docs/bulk-verification - https://verimails.com/docs/email-finder - https://verimails.com/docs/result-codes - https://verimails.com/docs/rate-limits - https://verimails.com/docs/errors - https://verimails.com/docs/agent-resources ## Agent-Readable Docs - https://verimails.com/docs/index.md - https://verimails.com/docs/agent-resources.md - https://verimails.com/docs/quickstart.md - https://verimails.com/docs/authentication.md - https://verimails.com/docs/single-verification.md - https://verimails.com/docs/bulk-verification.md - https://verimails.com/docs/email-finder.md - https://verimails.com/docs/result-codes.md - https://verimails.com/docs/rate-limits.md - https://verimails.com/docs/errors.md - https://verimails.com/docs/api.md - https://verimails.com/docs/examples.md - https://verimails.com/llms-full.txt - https://verimails.com/openapi.json - https://verimails.com/openapi.yaml ## Authentication API requests use a Bearer token: ```http Authorization: Bearer YOUR_API_KEY ``` ## Credits - Email verification: 1 credit verifies 1 submitted email address. - Bulk verification: 1 credit is reserved for each submitted address when a job is created. - Email Finder: 20 credits are charged only when a verified email is found. - New accounts receive 100 signup credits. Prepaid credits never expire. ## Core Endpoints - `POST /api/verify/single` - verify one address. - `POST /api/verify/batch` - verify up to 500 addresses in one request. - `POST /api/bulk` - upload a CSV and create an asynchronous bulk job. - `GET /api/bulk/{job_id}` - check bulk job status. - `GET /api/bulk/{job_id}/download` - download all bulk results as CSV. - `GET /api/bulk/{job_id}/download/safe` - download safe-to-send rows. - `GET /api/bulk/{job_id}/down

{ "openapi": "3.0.3", "info": { "title": "VeriMails API", "version": "1.0.0", "summary": "Email verification, bulk list verification, and an Email Finder.", "description": "VeriMails verifies email addresses with syntax validation, MX record lookup, DNS checks, and a live SMTP handshake where the receiving server allows it. It detects catch-all domains, disposable addresses, and role-based addresses, and returns an overall deliverability result.\n\nThe API also includes async