Look up an existing contact in your organization by phone number.
| Parameter | Type | Required | Description |
|---|---|---|---|
tenantId | string | Yes | Your organization’s tenant slug |
phone_number | string | Yes* | Phone number with country code |
whatsapp_id | string | Yes* | Normalized digits-only phone number |
phone_number or whatsapp_id — both formats are accepted.
Bearer token for authentication. Format: Bearer YOUR_BEARER_TOKEN
Organization tenant identifier (slug)
Recipient phone number with country code (use this or whatsapp_id)
WhatsApp ID (normalized phone number, digits only)