Overview
This node sends a WhatsApp message via an existing WhatsApp session. It is useful for automating WhatsApp communications, such as sending notifications, alerts, or customer service messages directly from an n8n workflow. For example, it can be used to send a message to a specified phone number with a custom text message.
Use Case Examples
- Send a WhatsApp message to a customer with order updates.
- Notify a team member via WhatsApp about a new task assignment.
Properties
| Name | Meaning |
|---|---|
| To (phone with country code) | The recipient's phone number including the country code, used to specify the WhatsApp contact to send the message to. |
| Message | The text content of the WhatsApp message to be sent to the specified recipient. |
Output
JSON
label- Label of the WhatsApp account used to send the message.to- The phone number to which the message was sent.id- The unique identifier of the sent message.
Dependencies
- Requires WhatsApp session credentials including session directory, license URL, and license key for authentication and connection.
Troubleshooting
- License check failure or inactive subscription will cause the node to throw an error. Ensure the license URL and key are valid and the subscription is active.
- Invalid phone number format may cause message sending to fail. Ensure the phone number includes the country code and contains only digits.
- Connection issues with the WhatsApp session directory may prevent sending messages. Verify the session directory path and session validity.
Links
- WhatsWeb Send Node Documentation - Official documentation for the WhatsWeb Send node in n8n.