Part of the Edesy Voice AI Suite

Voice Agent API

Build custom voice agents with our developer API. Multi-provider STT, TTS, and LLM through unified REST and WebSocket APIs. SDKs for JavaScript, Python, Go. From prototype to production in days.

View Docs

Integrates with the tools you already use

ShopifyAmazonStripeSlackNotionVercel
3

SDKs

JS, Python, Go

<500ms

Latency

End-to-end

99.9%

Uptime

SLA available

100

Free Minutes

To start

A powerful alternative to
Twilio VoiceVonageRetell AIVapi

Developer Experience

Build voice AI your way

Build

Custom voice agents

Connect

Any telephony

Process

STT, LLM, TTS

Deploy

Scale automatically

API Features

Everything developers need

REST API

Simple HTTP calls

WebSocket

Real-time streaming

SDKs

JS, Python, Go

Documentation

Comprehensive docs

Multi-Provider

STT, TTS, LLM choice

Telephony

Twilio, Exotel

Auth

API keys, OAuth

Webhooks

Event callbacks

Quick Start

Get started in minutes

// Create a voice agent (Node.js)
import { EdesyVoice } from '@edesy/voice';

const voice = new EdesyVoice({ apiKey: 'your-api-key' });

const agent = await voice.agents.create({
  name: 'Support Agent',
  sttProvider: 'deepgram',
  llmProvider: 'gemini',
  ttsProvider: 'azure',
  language: 'hi-IN'
});

voice.on('call.incoming', async (call) => {
  await call.connect(agent.id);
});

voice.listen({ port: 3000 });

Why Voice Agent API

Developer-first platform

Developer Benefits

  • Simple Integration

    Clean APIs

  • Multi-Provider

    Switch anytime

  • Great Docs

    Examples included

  • Fast Support

    Developer Discord

Business Benefits

  • Usage-Based

    Pay per minute

  • Scalable

    Auto-scaling infra

  • Reliable

    99.9% SLA

  • Compliant

    SOC2, GDPR

Get Started

From signup to production

1

Get API Key

Sign up free

2

Install SDK

npm, pip, go get

3

Build Agent

Follow examples

4

Go Live

Deploy & scale

API Pricing

Usage-based, start free

FAQs

Voice Agent API

What can I build with the Voice Agent API?

Custom voice assistants, IVR systems, call center automation, and voice-enabled apps.

What SDKs are available?

SDKs for JavaScript/TypeScript, Python, and Go. REST API for other languages.

How does pricing work?

Usage-based per minute. Volume discounts available. Free tier includes 100 minutes.

Ready to Build?

Get your API key and start building voice AI