Changelog
1MSG SDK: call the WhatsApp API from your language
A 1MSG client for TypeScript, Python, Go, Java, C#, and more. Same WhatsApp API: install from the registry, call methods, skip handwritten HTTP.
1MSG API: A New Foundation for WhatsApp Integrations
We’ve completed one of the largest backend changes in 1MSG history. 1MSG API is now running across our full production fleet — a modern, typed service built on NestJS and TypeScript.