Documentation
Complete docs: getting started, API reference, WhatsApp, webhooks, CRM and 3CX integration.
Getting started
Create your account, pair your Android phone, and send your first SMS with SMSGate 001 in 5 minutes.
API reference
Complete REST API reference for SMSGate 001 — send messages, query history, inbox, conversations, webhooks, devices.
WhatsApp setup
Link a WhatsApp account to SMSGate 001 to send and receive messages via API. Uses the linked-devices protocol — no Business API required.
CRM integrations (HubSpot, Pipedrive, Zoho, 3CX, Twilio)
Connect SMSGate 001 with your CRM or phone system. Native webhooks, Twilio-compatible mode, and 3CX Generic SMS Provider.
Webhooks and events
Real-time event delivery via HMAC-signed webhooks. Full event list and verification example.
End-to-end encryption (AES-256-GCM)
Encrypt message bodies so SMSGate 001 servers never see plaintext. PBKDF2-derived key, AES-256-GCM envelope. Setup for Android app + Node.js + Python.