Built for developers
Everything you need to integrate ContactWise messaging APIs into your application. Clean documentation, comprehensive SDKs, and excellent developer experience.
Quick start guide
Get up and running with ContactWise in under 5 minutes
Sign up and get your API key from the dashboard
# Your API key will look like this:
API_KEY=cw_live_1234567890abcdef...
Install the ContactWise SDK for your preferred language
npm install @contactwise/node
# or
pip install contactwise
# or
composer require contactwise/php
Send an SMS with just a few lines of code
import { ContactWise } from '@contactwise/node';
const client = new ContactWise('YOUR_API_KEY');
const result = await client.sms.send({
to: '+919876543210',
message: 'Hello from ContactWise!',
senderId: 'CNTCTW'
});
console.log('Message sent:', result.messageId);
Official SDKs & Libraries
Use ContactWise in your favorite programming language with our official SDKs
Official Node.js SDK with TypeScript support
npm install @contactwise/node
Python SDK with async/await support
pip install contactwise
PHP SDK compatible with Laravel and Symfony
composer require contactwise/php
Java SDK for Spring Boot and enterprise applications
implementation 'com.contactwise:java-sdk:1.3.0'
.NET SDK for modern C# applications
dotnet add package ContactWise.SDK
Go SDK for high-performance applications
go get github.com/contactwise/go-sdk
API Status & Uptime
Real-time status of all ContactWise services and APIs
Last updated: 14/7/2025, 4:37:36 pm
Subscribe to status updates at status.contactwise.dev