duplex.gg

Documentation

Everything you need to build and deploy AI voice agents

Get Started
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Quick Start Guide

Get your first AI voice agent running in your Discord server in under 5 minutes.

1Sign in with Discord at duplex.gg/login
2Add the Duplex bot to your Discord server
3Create an agent and choose a voice provider
4Deploy to a voice channel and start talking!

Getting Started

Quick Start Guide
Create your first voice agent in 5 minutes
Connect Discord
Add Duplex bot to your server
Choose a Provider
OpenAI, Gemini, or PersonaPlex

Voice Agents

Agent Configuration
Customize voice, personality, and behavior
Prompting Guide
Write effective agent personas
Voice Selection
Available voices by provider

Platform Features

Full-Duplex Conversations
Natural interruptions and flow
Screen Share (Gemini)
Visual context for your agent
Session History
Transcripts and analytics

API Reference

REST API
Programmatic agent management
Webhooks
Real-time event notifications
Tool Calling
Connect external APIs to agents

Voice Providers

ProviderBest ForLatencyCostFeatures
🟢 OpenAI RealtimeQuality~150ms$0.06/minBest voice quality, GPT-4o
🔵 Gemini LiveMultimodal~200ms$0.02/minScreen share, free tier
🟣 PersonaPlexPrivacy/Cost~200ms$0.01/minSelf-hosted, 16 voices

API Reference

REST API Base URL
https://api.duplex.gg/v1

Full API documentation coming soon. For early access, contact api@duplex.gg

Need Help?

Our team is here to help you get the most out of Duplex

Contact SupportJoin Discord