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Integration · WhatsApp

AI voice agent with WhatsApp follow-up

Harmony.ai follows a call with a WhatsApp message - confirmations, reminders, and links - sent on the channel your customers already check daily.

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Why WhatsApp, alongside voice

For a lot of customers outside the US, WhatsApp is the default way to text, not an alternative to it. Harmony.ai can send a booking confirmation, a reminder, or a reschedule link over WhatsApp using approved message templates, so the follow-up lands where a caller is actually going to see it and reply, rather than an SMS that goes to a number they rarely check.

What it handles

Template messages cover the business-initiated cases - a confirmation right after booking, a reminder ahead of an appointment, a link to pay or reschedule. If the customer replies, that reply comes back into the same conversation record as the call, so a rep sees the full history without switching apps or hunting across two inboxes.

Where it shows up

Every WhatsApp message sent or received attaches to the caller's record alongside the call transcript, so the conversation reads as one thread, not a call in one system and a chat in another that nobody reconciles.

Follow up every call on WhatsApp

Harmony.ai sends confirmations, reminders, and links over WhatsApp, meeting customers on the channel they actually check.

Industry fit

Built around the conversations your buyers actually have.

The plays your team runs every day - handled end to end by an AI voice agent built for your industry.

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Connect the channel

WhatsApp runs alongside your voice agent, using approved message templates for business-initiated texts.

Sync the thread

Messages attach to the same caller record as the call, so the conversation history stays in one place.

Send with purpose

Confirmations, reminders, and reschedule or payment links go out over WhatsApp around the call.

Hand off in context

Replies come back into the same record as the call, ready for a rep to pick up with full context.

Frequently asked questions

Harmony.ai can message customers over WhatsApp around a call, sending booking confirmations, reminders, and reschedule or payment links using approved message templates rather than a text a customer might not check.

No. WhatsApp is a follow-up channel around the call, used for confirmations, reminders, and links, particularly useful for customers who default to WhatsApp over SMS for everyday messaging and rarely check texts.

Yes. A WhatsApp reply attaches to the same caller record as the call, so anyone reviewing it afterward sees the full conversation, call and message thread together, in one continuous place. That consistency matters once call volume is high enough that no one has time to check each one by hand.

Teams already running Harmony.ai for voice at real call volume, especially where customers are more likely to reply on WhatsApp than answer a text message sent from an unfamiliar number. That consistency matters once call volume is high enough that no one has time to check each one by hand.

Enterprise-grade security

Enterprise-grade AI infrastructure with built-in protection and security, data privacy, governance, permissions, and compliance.

SOC Type 2

We meet SOC 2 requirements to ensure secure and compliant management of data across all our systems.

GDPR

With our technical team based in Sweden, we operate under GDPR - the world's strictest standard for data privacy.

HIPAA

We safeguard your protected health information with HIPAA-compliant processes, policies, and technical controls.

ISO 27001

Harmony.ai is fully certified with ISO 27001, the internationally recognized standard for information security management.

SOC Type 2

We meet SOC 2 requirements to ensure secure and compliant management of data across all our systems.

GDPR

With our technical team based in Sweden, we operate under GDPR - the world's strictest standard for data privacy.

HIPAA

We safeguard your protected health information with HIPAA-compliant processes, policies, and technical controls.

ISO 27001

Harmony.ai is fully certified with ISO 27001, the internationally recognized standard for information security management.

Ready to accelerate your business with AI voice?

Built for revenue conversations, not just call handling. Talk to our team and see what the brain behind the voice can do for your pipeline.

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The voice AI platform revenue teams actually keep.

Built for revenue conversations, not just call handling. Talk to our team of Voice AI experts and see what the brain behind the voice can do for your pipeline.

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