List contacts
Retrieve a paginated list of WhatsApp contacts for your project.
Supports filtering by WhatsApp ID, customer association, and more.
Authorizations
Project API key for authentication. This is the recommended authentication method.
Get your API key from the Kapso dashboard under Integrations > API keys.
Path Parameters
WhatsApp Business Phone Number ID
Query Parameters
Filter by WhatsApp ID (phone number)
Filter by associated customer ID
Filter by customer association (true/false)
Maximum number of results per page (default 20, max 100)
1 <= x <= 100Cursor for previous page (Base64 encoded)
Cursor for next page (Base64 encoded)
Filter response fields. Use kapso() to include Kapso-specific extensions.

