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Vonage

Add a deepfake check to apps built on the Vonage Voice API. Connect the call to a WebSocket, pass the audio to Resemble Detect, and handle risky calls however your app needs to.

Overview

The Vonage Voice API can send a call's raw audio to a WebSocket endpoint you control. That gives developers a clean place to add Resemble Detect: forward the audio, get a result back every few seconds, and use it inside the same application that's handling the call. It suits teams running their own IVR, notification lines, or AI agents on Vonage.

Features

WebSocket connection

Use an NCCO connect action to stream call audio to your server, then on to Detect's streaming API.

Decisions inside your app

Transfer the call, play a verification prompt, or end it based on the result.

Inbound deepfake detection

Analyze inbound call audio with Resemble Detect to surface AI-cloned voices before agents answer.

Fraud history

Resemble Identity remembers voices tied to past fraud and flags them when they return.

Built for regulated phone lines

Zero retention mode deletes the audio after detection, which helps teams handling health or financial calls.

Use cases

  • A clinic's call line checks callers before sharing appointment or prescription details
  • A lender screens inbound calls about loan payouts
  • A marketplace protects seller account recovery by phone
  • A developer tests detection on a single Vonage number before rolling it out

Related integrations

Know what's real — and what's a real threat.
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