Build WhatsApp Chatbot with Node.js
Complete developer tutorial for building WhatsApp chatbots with Node.js. SDK installation, code examples, and deployment guide.
Key capabilities
What makes this solution powerful
Official Node.js SDK
Install our npm package and start building in minutes. TypeScript support included.
Code Examples
Copy-paste examples for common use cases: sending messages, handling webhooks, media uploads.
Webhook Handlers
Express.js middleware for handling incoming messages. Verify signatures, parse payloads automatically.
CLI Tools
Command-line tools for testing, debugging, and managing your chatbot during development.
Starter Template
Clone our starter repo on GitHub and have a working chatbot in minutes. Includes best practices.
Deployment Guide
Deploy to Vercel, AWS, Railway, or your own server. Step-by-step deployment instructions.
How to get started
Follow these steps to implement this solution
Install the SDK
Run `npm install @botclaw/whatsapp-sdk` to add our SDK to your Node.js project.
Configure API credentials
Set your API key and phone number ID in environment variables. Never commit secrets to git.
Set up webhook endpoint
Create an Express route to receive incoming messages. Our SDK handles signature verification.
Build your logic
Add message handlers, integrate with AI, connect to databases — build your unique chatbot.
Deploy and test
Deploy to a public URL, register the webhook with BotClaw, and test with real messages.
Frequently asked questions
Node.js 18 or later is recommended. The SDK uses modern JavaScript features and native fetch API.
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