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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

Rubidium empowers top companies to integrate voice commands and text-to-speech capabilities within their offerings. The Voice Trigger feature operates as a constant listening engine that activates upon hearing a specific "magic word." This identification process utilizes an advanced, compact Automatic Speech Recognition (ASR) engine that functions quietly in the background, differentiating the trigger phrase from other sounds and speech. With ASR technology, users can effortlessly and securely manage a variety of functions via voice commands, including accepting or rejecting calls, setting up devices, and controlling music playback and selection. Currently, Rubidium's innovations are present in over 50 million consumer products, partnering with renowned global brands like RIM (Blackberry), GN Netcom (Jabra), Panasonic, Uniden, CSR, Mattel, General Motors, Electrolux, and numerous others. As a result, these partnerships have significantly expanded the reach and usability of voice-activated technology across diverse industries.

API Access

Has API Yes 

API Access

Has API No 

Screenshots View All

Screenshots View All

Integrations

GPT-4.1 Yes 
GPT-4o Yes 
GPT-5 Yes 
MAI-Voice-2-Flash Yes 
Microsoft Azure Yes 
Phi-4 Yes 
gpt-realtime Yes 

Integrations

GPT-4.1 No 
GPT-4o No 
GPT-5 No 
MAI-Voice-2-Flash No 
Microsoft Azure No 
Phi-4 No 
gpt-realtime No 

Pricing Details

No price information available.
Free Trial No 
Free Version No 

Pricing Details

No price information available.
Free Trial No 
Free Version 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 

Deployment

Web-Based No 
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 No 

Types of Training

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

Types of Training

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

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

Rubidium

Founded

1995

Country

Israel

Website

www.rubidium.com

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

Speech Recognition

Audio Capture Yes 
Automatic Form Fill No 
Automatic Transcription Yes 
Call Analysis No 
Concatenated Speech No 
Continuous Speech Yes 
Customizable Macros No 
Multi-Languages Yes 
Specialty Vocabularies Yes 
Speech-to-Text Analysis Yes 
Variable Frequency No 
Voice Recognition Yes 

Alternatives

Alternatives