voice-ai

Build Voice AI with nemotron-voice-agent

Name: Build Voice AI with nemotron-voice-agent
Author: NVIDIA-AI-Blueprints

Get a reference voice agent implementation for your startup, built with NVIDIA Nemotron models, for founders needing voice AI.

221 stars55 forksTypeScriptHealth Score 9/10Updated 8/31/2026100% free · open source

What it does

This tool provides a reference implementation of an end-to-end voice agent built using the NVIDIA Nemotron models, allowing founders to integrate voice AI into their startup

Install / run

git clone https://github.com/NVIDIA-AI-Blueprints/nemotron-voice-agent.git

When to use it

•When you need to build a conversational interface for your application
•When you want to leverage pre-trained voice AI models for faster development
•When you're looking for a customizable voice agent solution for your specific use case

Quick start

1Navigate to the cloned repository: cd nemotron-voice-agent
2Install dependencies: npm install
3Start the development server: npm run start
4Open the demo webpage: http://localhost:3000
5Modify the config.js file to customize the voice agent's behavior

Ready-to-paste prompt

node inference.js --audio_file examples/audio_sample.wav --model_path models/nemotron.tlt

Heads up: Ensure you have the necessary NVIDIA dependencies installed, including the NVIDIA TensorRT and cuDNN libraries, to run the Nemotron models

Saves to your device

How Build Voice AI with nemotron-voice-agent works

Codeflow

Free to inspect

Build Voice AI with nemotron-voice-agent is a large Python project (~26k lines across 140 code files, plus 26 test files). Setup is light: runs with Docker — add your API keys to .env. Last commit this month, BSD-2-Clause license, has a test suite.

Size

Large codebase

~26k lines · 140 code files · ~4 h to skim

Setup

Light setup

Runs with Docker — add your API keys to .env.

Runs on

Python · Docker

Needs API keys (.env)