What is WhatsApp Business Calling API?
The WhatsApp Business Calling API lets businesses make and receive voice calls inside WhatsApp, so a customer can move from a chat to a call without leaving the app or sharing a phone number.
Why WhatsApp Business Calling API matters
It adds voice to WhatsApp conversations, useful for support, sales and high-value cases that are easier to resolve by talking.
Example
During a chat about a complex order, the customer taps to call the business directly within WhatsApp.
Related terms
- WhatsApp Business Calling API (guide)
- WhatsApp Business API
- WhatsApp shared inbox
- Full WhatsApp Business API glossary
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Start free trial Book a demoFrequently asked questions
Can businesses call customers on WhatsApp?
Yes, the Business Calling API supports voice calls inside WhatsApp where available.