WhatsApp
Send text, images, documents, location pins, and pre-approved template messages. React to incoming messages, delivery receipts, and read receipts via Meta webhooks.
Authentication
Auth type: API Key
Set up the WhatsApp Business Platform in Meta for Developers.
| Credential | Description |
|---|
| Access Token | Meta system user access token |
| Phone Number ID | ID of your WhatsApp Business phone number (not the number itself) |
Triggers
| Trigger | When it fires |
|---|
| Message Received | A user sends a message to your business number |
| Message Delivered | A sent message reaches the recipient’s device |
| Message Read | The recipient opens a sent message |
Actions
| Action | Key inputs | Key outputs |
|---|
| Send Text Message | to, message, previewUrl | messageId, status |
| Send Template | to, templateName, languageCode, components[] | messageId, status |
| Send Media | to, type (image/document/video/audio), mediaUrl, caption | messageId, status |
| Send Location | to, latitude, longitude, name, address | messageId, status |
| Mark as Read | messageId | success |
The to field must include the country code without + (e.g. 41791234567). WhatsApp only allows outbound messages to numbers that have opted in or where your business has approval for outbound messaging.
