# SMS Gateway This guide helps you quickly integrate SMS Gateway into your application to send SMS/RCS messages. ## What is SMS Gateway? SMS Gateway is a cloud-based messaging platform that enables your application to send SMS and RCS messages to users worldwide. It provides: - **Multi-channel delivery**: SMS, RCS with automatic fallback - **High reliability**: 99.9% uptime SLA with redundant providers - **Real-time tracking**: Delivery receipts and status webhooks ```mermaid flowchart LR App[Your Application] -->|REST API| Gateway[SMS Gateway] Gateway --> Provider1[Provider A] Gateway --> Provider2[Provider B] Gateway --> Provider3[Provider C] Provider1 --> Carrier[Mobile Carriers] Provider2 --> Carrier Provider3 --> Carrier Carrier --> Device[End Users] style Gateway fill:#87CEEB,stroke:#333,stroke-width:2px ``` ## Documentation Structure This documentation is organized into the following sections: ### Get Started - [Quick start](/products/sms/enterprise-documentation/get-started/get-started) guides and initial setup instructions to begin using SMS Gateway. ### Developer documentation - **SMS Gateway** - [API Reference](/products/sms/enterprise-documentation/developer-documentation/api-references): complete technical documentation of REST APIs including : - Endpoint specifications - Request/response formats - Error codes and handling - Integration Guide : common integration scenarios and best practices for implementing SMS Gateway in your application. - **Message Status APIs** - [API Reference](/products/sms/enterprise-documentation/developer-documentation/apistatus-references): complete REST API documentation for SMS Message Status service. - **Message Status Webhooks** - [Understanding webhooks](/products/sms/enterprise-documentation/developer-documentation/wb/wb-how) ### Release Notes Version history and changelog of SMS Gateway updates and improvements.