The next step?
There are a few differences between MMS messages and WhatsApp multimedia messages. Multimedia messages can only be sent to WhatsApp users if an active messaging "session" is established. Messaging sessions are created when a user replies to a message template or initiates the conversation. The user must also be active for 24 hours after the last message was sent. WhatsApp multimedia messages also do not support some file types that MMS does. For more information on file type support, see the FAQ .
Want to try something a little more in-depth? Check out this article philippines mobile number example and learn how to send and receive messages on WhatsApp .How to Send a WhatsApp Message with JavaScript and Node.js
WhatsApp is a messaging service used all over the world. With the Twilio Messaging API , you can send WhatsApp messages programmatically. You'll learn how to use JavaScript to send a message via WhatsApp.
Setting up the development environment
Let's start by making sure we have the right tools installed and configured for the operations we're going to perform. Throughout this post, we'll be using the following:
Node.js and npm installed (do this first if you haven't already)
A free Twilio account with WhatsApp Sandbox enabled
The Twilio Node Library
Here's a helpful guide to review in general if you're planning on using Twilio and Node.js more, or have other questions.
Signing up for Twilio and activating the Sandbox
Before you can send a WhatsApp message with your web language, you need to sign up for a Twilio account or log in to your existing account and enable the Twilio Sandbox for WhatsApp . It allows you to prototype with WhatsApp immediately using a shared phone number, without waiting for a dedicated number to be approved by WhatsApp.
To get started, select a Sandbox number from those available to activate your Sandbox.
Twilio interface for WhatsApp
Be sure to write down the phone number you chose in the Sandbox. You will need it later to send messages.