We rebuilt BillionVerify from the infrastructure up — and added the step before verification. Upload limits are gone: drop in a CSV of any size, close the tab, we email you when it's clean. You only pay for definitive answers — unknown results are free, rechecks free for 24 hours. New Email Finder turns a name and domain into a verified work email, one at a time, in bulk, or by company, and only charges on a match. Real-time API, native MCP server, 20 free credits a day.