30-Day Guarantee - Zero risk

Back to Blog
WhatsApp

WhatsApp Business Calling API: What It Means for Agency Sales

Meta is rolling out voice calling through the WhatsApp Business API. Here is what it means for agencies moving prospects from chat to call.

Contaktly·3 min read·April 2026
93%
of buyers already use WhatsApp daily

Meta is rolling out voice calling through the WhatsApp Business API. Here is what it means for agencies moving prospects from chat to call.

What Is the WhatsApp Business Calling API?

In 2024, Meta began rolling out a calling capability for the WhatsApp Business API. This allows businesses to make and receive voice calls through WhatsApp using the same infrastructure that powers their messaging. For businesses already using the API for chat, it adds voice within the same platform rather than requiring a separate setup.

93%
of buyers already use WhatsApp daily

Why This Matters for Agencies

For inbound lead conversion, this creates a real opportunity. A prospect could start a conversation via WhatsApp chat, get qualified automatically, and then be offered a direct call - all within WhatsApp, without switching apps or waiting for a calendar link. When your buyers are already in WhatsApp every day, reducing the friction between a conversation and a call has genuine commercial value.

Where Things Stand Today

Availability varies by market and provider. For agencies thinking about this now, the practical approach is to ensure your WhatsApp Business API setup is in place first. Calling sits on top of the same infrastructure, so being well-configured for messaging means you are well-positioned when calling becomes more widely available.