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Fonoster vs Vocode

People

FonosterAI Voice Agents

VocodeAI Voice Agents

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Price

Usage-based

Free

AI Voice Agents

Annual estimate10 people, entry price

Usage-based

Free

Offer

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AI Voice Agents

Overview

Focus

AI Voice Agents

Product

Open-source voice and AI telephony infrastructure for building programmable voice agents and SIP applications.

Open-source voice AI framework for building real-time streaming voice agents.

Website

Headquarters

San Francisco, California

Company size

11-50 employees

Founded

2020

2023

Pricing details

Published rate

Usage-based

Free

Free options

Free plan, Free trial

Free plan

Source updated

Oct 29, 2026

Nov 2, 2026

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