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What is Phonon?

Phonon is an open-weight text-to-speech (TTS) model and inference runtime that caters to developers who wish to integrate speech generation into applications with local and offline audio functionalities. This cutting-edge system converts written text into spoken words and can stream speech in real-time as it is generated. It provides interfaces for programming languages such as Rust and Python, includes a Swift package for iOS and macOS, offers JavaScript support for web browsers, and has libraries available for Android; it can also operate as a self-hosted server compatible with OpenAI's API. The model is designed to support various languages, including English, French, German, Spanish, and Portuguese, depending on the specific variant employed. Phonon is ideal for developers looking to embed speech capabilities into mobile, desktop, web, embedded, and server applications, particularly in situations that prioritize offline use or require enhanced privacy. The English model is comprised of 31 million parameters and is licensed under Apache 2.0, while the language-specific and multilingual models, with 40 million parameters, are available under CC BY-NC 4.0. Furthermore, the runtime's source code is offered under either the Apache 2.0 or MIT licenses, ensuring it is accessible for diverse development requirements. This adaptability and extensive support position Phonon as a highly versatile option for speech synthesis across a variety of platforms, making it a valuable asset for developers in the field.

What is Chatterbox?

Chatterbox is an innovative voice cloning AI model developed by Resemble AI, available as open-source under the MIT license, that enables zero-shot voice cloning using only a five-second audio sample, eliminating the need for lengthy training periods. This model offers advanced speech synthesis with emotional control, allowing users to adjust the expressiveness of the voice from muted to dramatically animated through a simple parameter. Moreover, Chatterbox supports accent adjustments and text-based control, ensuring output that is both high-quality and remarkably human-like. Its ability to provide faster-than-real-time responses makes it an ideal choice for applications that require immediate interaction, such as virtual assistants and immersive media. Tailored for developers, Chatterbox features easy installation through pip and is accompanied by comprehensive documentation. Additionally, it incorporates watermarking technology via Resemble AI’s PerTh (Perceptual Threshold) Watermarker, which subtly embeds information to protect the authenticity of the synthesized audio. This impressive array of features positions Chatterbox as a highly effective tool for crafting diverse and realistic voice applications. As a result, the model not only appeals to developers but also serves as a significant asset in various creative and professional domains. Its focus on user customization and output quality further broadens its potential applications across numerous industries.

Media

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Media

Integrations Supported

8x8
Aircall
Avaya Cloud Office
ChatGPT
Dialogflow
Discord
GENESYS
GPT-3
HeyGen
Jasper
Llama 2
Podcastle
Quizgecko
RingCentral Automatic Call Recording
Spotify
Twilio
Twitch
Vonage AI Studio
WordHero
Zendesk

API Availability

Has API

API Availability

Has API

Pricing Information

Pricing not provided
Free Version

Pricing Information

$5 per month
Free Version

Supported Platforms

Android
iPhone
iPad
Windows
Mac
On-Prem
Linux

Supported Platforms

SaaS
On-Prem

Customer Service / Support

Not specified

Customer Service / Support

Web-Based Support

Training Options

Documentation Hub

Training Options

Documentation Hub
Online Training

Company Facts

Organization Name

Gradium

Date Founded

2025

Company Location

France, United States

Company Website

gradium.ai/phonon

Company Facts

Organization Name

Resemble AI

Company Location

United States

Company Website

www.resemble.ai/chatterbox/

Categories and Features

Categories and Features

AI Models

Not specified

Voice Cloning

Not specified

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