REST API · Bulk SMS · HMS Integration

Welcome to the SMS Gateway API.

A clean and secure SMS middleware for Hospital Management Systems. Authenticate with API client credentials, send shared or personalized bulk SMS, track processing status, and receive signed completion callbacks.

Open API Documentation

What this API supports v1

Bearer token authentication API clients request temporary access tokens using issued credentials.

Shared and personalized SMS Send one message to many people or different messages per recipient.

Queue-based delivery Requests are processed asynchronously for reliable provider delivery.

Signed callbacks HMS systems receive verifiable completion payloads after processing.

Base URL: https://sms-gateway-api.ctechapp.com/api/v1