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features
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support

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Description

Voxtral Mini TTS 3.0 is a text-to-speech solution developed by Mistral AI, designed specifically for developers looking to create voice-enabled applications and services. This model excels in producing speech from text in both batch and real-time scenarios, offering features such as preset or custom voices, emotion modulation, pace adjustments, and personalized pronunciation options. Furthermore, it is capable of generating multilingual speech and adapting to various dialects, making it ideal for applications like conversational audio, localized content delivery, spoken interactions, and voice agent functionalities. Through Mistral's API, developers can easily access its voice-cloning and speech generation features. Additionally, Voxtral Mini TTS 3.0 is integrated into Mistral's broader Voxtral 3 voice-agent framework, which encompasses speech recognition, reasoning, tool utilization, as well as speech generation; notably, the entire Voxtral 3 system can be deployed on the customers' own infrastructure, offering flexibility and control for developers. Ultimately, this model represents a significant advancement in voice synthesis technology, empowering developers to create more dynamic and engaging user experiences.

Description

The gpt-4o-mini-realtime-preview model is a streamlined and economical variant of GPT-4o, specifically crafted for real-time interaction in both speech and text formats with minimal delay. It is capable of processing both audio and text inputs and outputs, facilitating “speech in, speech out” dialogue experiences through a consistent WebSocket or WebRTC connection. In contrast to its larger counterparts in the GPT-4o family, this model currently lacks support for image and structured output formats, concentrating solely on immediate voice and text applications. Developers have the ability to initiate a real-time session through the /realtime/sessions endpoint to acquire a temporary key, allowing them to stream user audio or text and receive immediate responses via the same connection. This model belongs to the early preview family (version 2024-12-17) and is primarily designed for testing purposes and gathering feedback, rather than handling extensive production workloads. The usage comes with certain rate limitations and may undergo changes during the preview phase. Its focus on audio and text modalities opens up possibilities for applications like conversational voice assistants, enhancing user interaction in a variety of settings. As technology evolves, further enhancements and features may be introduced to enrich user experiences.

API Access

Has API Yes 

API Access

Has API Yes 

Screenshots View All

Screenshots View All

Integrations

GPT-4o No 
LiveKit Yes 
Mistral AI Yes 
OpenAI No 
WebRTC No 

Integrations

GPT-4o Yes 
LiveKit No 
Mistral AI No 
OpenAI Yes 
WebRTC Yes 

Pricing Details

$13/1M chars
Speech generation costs $13 per 1 million characters.
Free Trial No 
Free Version No 

Pricing Details

$0.60 per input
Free Trial No 
Free Version Yes 

Deployment

Web-Based Yes 
On-Premises Yes 
iPhone App No 
iPad App No 
Android App No 
Windows No 
Mac No 
Linux No 
Chromebook No 

Deployment

Web-Based Yes 
On-Premises No 
iPhone App No 
iPad App No 
Android App No 
Windows No 
Mac No 
Linux No 
Chromebook No 

Customer Support

Business Hours No 
Live Rep (24/7) No 
Online Support Yes 

Customer Support

Business Hours Yes 
Live Rep (24/7) No 
Online Support Yes 

Types of Training

Training Docs Yes 
Webinars No 
Live Training (Online) No 
In Person No 

Types of Training

Training Docs Yes 
Webinars No 
Live Training (Online) No 
In Person Yes 

Vendor Details

Company Name

Mistral AI

Founded

2023

Country

France

Website

docs.mistral.ai/models/voxtral-mini-tts-3-0

Vendor Details

Company Name

OpenAI

Founded

2015

Country

United States

Website

platform.openai.com/docs/models/gpt-4o-mini-realtime-preview

Product Features

Text to Speech

API No 
Adjust Speaking Rate / Pitch No 
Audio Optimization No 
Custom Lexicons No 
Different Voice Choices No 
Multi-Language Support No 
Synchronize Speech No 

Product Features

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