WhatsApp Business Calling API: Pricing, use cases & FAQs

Speed wins in sales. Skip the back-and-forth over chat — handle objections, build trust and close the deal with a single WhatsApp call on respond.io.

What is WhatsApp Business Calling API?

Meta’s WhatsApp Business Calling API brings long-awaited Voice over Internet Protocol (VoIP) calling to the WhatsApp Business Platform, also known as WhatsApp API.


Until now, switching from the WhatsApp Business App to the API meant giving up voice. Not anymore. With this new feature, currently in beta in selected countries, you can chat, call and scale — all without missing a beat.


Respond.io is among the first to support this new feature:

Enable it instantly with a toggle — no setup fees required

Integrate WhatsApp calls and chat with your CRM, automation and AI

Switch between calls and chats in one thread without losing context

Boost credibility in calls with your WhatsApp Business profile and green tick

Easily migrate to the most powerful WhatsApp API solution

Migrate from WhatsApp Business App to WhatsApp API

  1. 1. Purchase a phone number that’s not connected to a current WhatsApp Business account or sign up for a virtual number
  1. 2. Connect your number to your Meta business account
  1. 3. Connect your new WhatsApp API account to respond.io
  1. 3. Connect your new WhatsApp API account to respond.io

Migrate WhatsApp API from another BSP to respond.io

  1. 1. Turn off 2-step verification in your Meta account.
  1. 2. Follow the simple steps in the respond.io platform to migrate your account
  1. 3. Verify your number and you’re ready to go - you keep your number, templates, contacts and conversation history!

WhatsApp Business Calling pricing and permissions

Before you hit dial, here’s what you need to know about how it works and what it costs to call

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Business-initiated calls

Businesses must request permission during an active conversation. One request is allowed every 24 hours, with a maximum of two in seven days. If approved, the call must happen within 72 hours.

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User-initiated calls

Customers can call you directly by tapping a WhatsApp call button or link. Share these in chats with a phone menu, so they can reach the right team with just a click.

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How much it costs

Calls are charged per minute with different rates for incoming and outgoing calls. Prices vary by region. Respond.io does not charge any setup or additional fees for this feature.

Ring in success: Top use cases for WhatsApp Business Calling API

From hospitality and healthcare to real estate and education, a call can make the difference between high intent and lost interest.

Close high-value deals faster with a personal touch

Use voice to build trust and handle objections instantly

Resolve complex issues with speed and clarity in real-time

Confirm bookings or deliveries in seconds, not threads

Make the right call with respond.io

Tired of losing deals to competitors? Respond.io helps you chat faster, serve better and close more—all from one place.

One call > a thousand words

Replace multiple messages with a single voice call. It’s fast, clear and cost-effective

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Speed sells

Voice calls accelerate follow-ups and decision-making, turning conversations into conversions faster

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Cut the cord

WhatsApp Business Calling API replaces traditional phone systems with a leaner, cheaper way to talk to customers

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More users, same platform

WhatsApp Business Calling API makes it easy to expand your team. No regulatory obstacles or buying new phones when adding new users

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Your WhatsApp CRM

Sync natively with Salesforce, Hubspot or Google Sheets and more for instant customer data

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Work from anywhere

(Coming soon)

Stay responsive on the go with WhatsApp Business Calling API on the respond.io mobile app

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Omnichannel team inbox

No more switching between apps to chat. Unify contacts and conversations from voice calls, email, WhatsApp, TikTok, Facebook Messenger, Instagram and more

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Customer lifecycle management

Prioritize high-intent leads, design customer journeys for each lifecycle stage or identify common drop-off points with analytics

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Data-driven insights

Track broadcast performance, channel popularity, response times and more. Then, optimize campaigns to improve results and drive revenue

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Frequently asked questions

3x your business results with respond.io 🚀