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Guides

WhatsApp API guides & tutorials

Step-by-step examples to send WhatsApp messages from your own code. Pick your language.

5 guides
PHP Code tutorial PHP

Send a WhatsApp Message with PHP

Send WhatsApp messages from PHP with cURL: text, images and documents, error handling and delivery status. Copy-paste code, no SDK needed. Read the guide
PY Code tutorial Python

Send a WhatsApp Message with Python

Send WhatsApp messages from Python with requests: text, images and documents, error handling and delivery status, in a few lines. Read the guide
JS Code tutorial Node.js

Send a WhatsApp Message with Node.js

Send WhatsApp messages from Node.js with built-in fetch: text, images and documents, error handling and delivery status. No packages needed. Read the guide
No code Chatbot

Set Up a WhatsApp Auto-Reply Chatbot

Answer customers on WhatsApp automatically with keywords: how matching works, files in answers, business hours, pausing when you reply, Excel import, and limits. No code needed. Read the guide
Code tutorial Webhooks

Receive WhatsApp Messages with a Webhook

Get incoming WhatsApp messages and delivery updates on your server: a verified webhook receiver in PHP, Node.js and Python, with retries explained. Read the guide
Using another language?
Every endpoint has examples in curl, JavaScript, PHP, Python, C# and Java.
API documentation
InstaMessage

Connect your own WhatsApp number and send & receive messages through a simple REST API — built for developers who want WhatsApp messaging in their own product without the official Business API's approval process.

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