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features
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Description

The Azure Voice Live API offers a comprehensive, managed platform for creating high-quality, low-latency speech-to-speech agents, all through a single, unified interface. By integrating speech recognition, generative AI, and text-to-speech capabilities, it enables developers to effortlessly send audio inputs and receive synchronized audio outputs, along with avatar visuals and action triggers, while eliminating the need for separate backend orchestration or model deployment. This robust solution supports over 140 speech-to-text languages and features more than 600 standard voices across 150+ text-to-speech languages, providing options for custom speech, phrase lists, unique voices, and avatars that align with brand identities. Developers have the flexibility to select from various generative AI models, such as GPT-Realtime, GPT-5, GPT-4.1, GPT-4o, Phi, and other compatible bring-your-own models, tailored to meet specific needs for intelligence, speed, and latency. The API also incorporates advanced conversational features like noise suppression, echo cancellation, effective interruption detection, and end-of-turn detection, enhancing the overall user experience and ensuring smoother interactions. With these capabilities, developers can create more engaging and lifelike conversational agents that cater to diverse applications.

Description

CosyVoice is a sophisticated voice cloning and speech synthesis model developed by Qwen Cloud, part of the CosyVoice series, which is specifically aimed at enhancing professional applications in text-to-speech with notable improvements in audio quality, naturalness, expressiveness, and cloning accuracy. This model can generate a custom voice that closely resembles the reference audio after a brief recording, requiring just 10–20 seconds of clear speech to achieve optimal results, although a minimum of five seconds of uninterrupted dialogue is essential. It is equipped for real-time streaming text-to-speech synthesis, which enables applications to process text and deliver audio with minimal initial latency. Supporting multiple languages including Chinese, English, French, German, Japanese, Korean, and Russian, the model offers language hints during the enrollment process to facilitate better voice identification. The source recordings accepted by the model can be in WAV, MP3, or M4A formats and should consist of clear speech devoid of any background music, noise, or other speakers to ensure the best possible output. Overall, CosyVoice stands out as a powerful tool for creating personalized voice experiences in various linguistic contexts.

API Access

Has API

API Access

Has API

Screenshots View All

Screenshots View All

Integrations

GPT-4.1
GPT-4o
GPT-5
MAI-Voice-2-Flash
Microsoft Azure
Phi-4
Qwen
Qwen Studio
QwenCloud
gpt-realtime

Integrations

GPT-4.1
GPT-4o
GPT-5
MAI-Voice-2-Flash
Microsoft Azure
Phi-4
Qwen
Qwen Studio
QwenCloud
gpt-realtime

Pricing Details

No price information available.
Free Trial
Free Version

Pricing Details

$0.26 per 10,000 characters
Free Trial
Free Version

Deployment

Web-Based
On-Premises
iPhone App
iPad App
Android App
Windows
Mac
Linux
Chromebook

Deployment

Web-Based
On-Premises
iPhone App
iPad App
Android App
Windows
Mac
Linux
Chromebook

Customer Support

Business Hours
Live Rep (24/7)
Online Support

Customer Support

Business Hours
Live Rep (24/7)
Online Support

Types of Training

Training Docs
Webinars
Live Training (Online)
In Person

Types of Training

Training Docs
Webinars
Live Training (Online)
In Person

Vendor Details

Company Name

Microsoft

Founded

1975

Country

United States

Website

learn.microsoft.com/en-us/azure/ai-services/speech-service/voice-live

Vendor Details

Company Name

Alibaba

Founded

1999

Country

China

Website

www.qwencloud.com/models/cosyvoice-v3-plus

Product Features

Text to Speech

API
Adjust Speaking Rate / Pitch
Audio Optimization
Custom Lexicons
Different Voice Choices
Multi-Language Support
Synchronize Speech

Product Features

Alternatives

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