I Built a Batch Validation API That Replaces 10 Different APIs in One Call

If you've ever built a form backend or an automation workflow, you know the pain: you need to validate an email, a phone number, an IBAN, a credit card, and a URL — and you end up calling five different APIs to do it. I built MultiValidator to fix that. One API call. Up to 50 fields. 13 format types. Here's how it works and how I built it in a weekend. What it does Send a batch of fields, get back validation results for all of them: import requests payload = { " fields " : [ { " type " : " email