Phone AI agent

Build an AI phone agent that handles real calls

An AI phone agent answers and makes calls, understands what each caller wants, and resolves the request or routes it with full context. You get phone coverage that runs around the clock without adding headcount.
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Teams of every size trust Voiceflow for AI automation across their business
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What is an AI phone agent?

An AI phone agent is a voice AI system that handles phone calls the way a person would. It picks up inbound calls, places outbound ones, listens to what the caller says, and figures out the intent behind it. From there it answers the question, completes a task, or transfers the call to the right team.

People also call it an AI calling agent or AI call agent. The job is the same: take the conversation off a human's plate when the request is routine, and hand it back when it isn't. Teams use an AI phone agent to stop missing calls, cut hold times, and keep service consistent across every interaction.

Benefits

What an AI phone agent does on a call

Answers and places calls
Picks up inbound calls instantly and makes outbound ones, with natural back-and-forth conversation.
Understands the request
Reads caller intent from speech and guides the call based on what the person actually needs.
Gets the task done
Books appointments, captures details, looks up account info, and updates records mid-call.
Routes when it should
Hands complex calls to the right person and passes along the full conversation so nothing repeats.
Overview

How teams build an AI phone agent on Voiceflow

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100%
Increase in resolution rate
“How Teddy crafted genuine customer relationships for  thousands of [Company Name]’s customers. “
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Braden Ream
CEO, Voiceflow
See case study
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100%
Increase in resolution rate
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“How Teddy crafted genuine customer relationships for  thousands of [Company Name]’s customers. “
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Braden Ream
CEO, Voiceflow
See case study
Code editor displaying JavaScript function for fetching user data from an API, with input and output variable descriptions and error handling.
100%
Increase in resolution rate
turo-logo
“How Teddy crafted genuine customer relationships for  thousands of [Company Name]’s customers. “
Young man with curly light brown hair wearing a brown jacket and white shirt, smiling slightly and looking to the side.
Braden Ream
CEO, Voiceflow
See case study
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Why Voiceflow

Why teams build their AI phone agent on Voiceflow

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Built around your call flows
Design the conversation logic and automation your calls actually need, not a fixed script.
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See every call
Review transcripts and performance data to find where calls break and fix them fast.
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Scales with your volume
Run one AI phone agent or many across teams and use cases, with control over cost and access.
Security

Purpose-built for enterprise scale

Delivering a powerful platform that keeps customer data safe and end-user interactions secure.
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SOC-2 Type II
Excellence from design to operation: data privacy, processing integrity, and confidentiality stay top of mind.
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ISO/IEC 27001:2022
The highest organizational standards for information security management, ensuring your data stays private.
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GDPR Compliant
Personal data remains personal. Advanced user permissions lets users define handling procedures.
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HIPAA Compliant
Safeguarded systems designed to keep protected health information (PHI) secure.
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Frequently asked questions
What is an AI phone agent?

An AI phone agent is a voice AI system that handles phone calls on its own. It answers inbound calls, makes outbound ones, understands what the caller wants, and either resolves the request or routes it to a person. It runs around the clock, so you stop sending callers to voicemail.

Can AI answer phone calls and make them too?

Yes. An AI phone agent handles both directions. It picks up inbound calls and holds a natural conversation, and it can place outbound calls for things like reminders, confirmations, and follow-ups. The same agent can route a call to a human the moment the request needs one.

How does an AI phone agent understand callers?

It uses speech recognition to turn what the caller says into text, then natural language understanding to read the intent. A connected knowledge base lets it pull accurate answers from your own documents and FAQs, so responses match how your business actually works.