Developer documentation
Build business messaging into your apps with our REST API. All requests use HTTPS and JSON.
Start here
Quick start — 5 steps to your first message
Register, connect your channel, create an API key, send with curl, and optionally enable webhooks.
Quick start
Five-step checklist with a copy-paste curl example.
Getting started
Create an account, connect an instance, send your first message.
Authentication
API keys, Bearer tokens, live vs test mode.
Messages
Text, image, document, audio, and video endpoints.
Webhooks
Receive real-time events with signed payloads.