Developer Documentation
Everything you need to integrate ConnexBetter APIs into your application. SDKs, code examples, and comprehensive guides.
API Documentation
💬
SMS API
Send and track SMS messages at scale
- •Bulk sending
- •Scheduled delivery
- •Delivery tracking
🟢
WhatsApp API
Integrate with WhatsApp Business
- •Message templates
- •Media support
- •Automation
📧
Email API
Send transactional and marketing emails
- •SMTP relay
- •Attachments
- •Analytics
✨
RCS API
Send rich interactive messages
- •Rich media
- •Interactive buttons
- •Tracking
☎️
Voice API
High-volume voice calling and IVR
- •Call routing
- •IVR automation
- •Recording
Quick Start
1
Get Your API Keys
Sign up for a free account and get instant access to API keys for testing.
2
Choose Your SDK
We provide SDKs for Python, Node.js, PHP, Go, Ruby, and more.
3
Read Documentation
Follow our detailed guides and code examples to get started.
4
Deploy to Production
When ready, upgrade your plan and deploy with confidence.
Need help getting started?
Our developer community and support team are here to help.