waha_check_number_exists
Verify if a phone number is registered on WhatsApp to validate contacts before messaging or initiating communication.
Instructions
Check if a phone number is registered on WhatsApp
Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| phone | Yes | Phone number to check (e.g. "1234567890" without + or country prefix variation) | |
| session | No | Session name | default |