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Average Ratings 55 Ratings

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support

Description

Gradium offers a voice AI platform tailored for developers and businesses that are creating applications with speech capabilities and conversational interfaces. The platform's hosted APIs encompass a variety of functions, including streaming text-to-speech, speech-to-text, speech translation, and speech-to-speech, accessible via both WebSocket and REST interfaces, along with features like real-time turn detection, pronunciation adjustments, and voice design or cloning options. Users can explore the models and manage voices through a web-based studio, while comprehensive documentation and SDK guides aid in the development of applications. Potential applications span across voice agents, automation in customer service, live transcription services, multilingual voice interactions, and the generation of spoken content. Additionally, Gradium has introduced Phonon, an open-weight text-to-speech model that is intended for offline use in applications and on-device systems. The platform operates on a credit-based system for various services such as speech generation, transcription, and translation, ensuring flexibility and scalability for users. This comprehensive approach makes Gradium a versatile choice for those looking to enhance their applications with advanced voice capabilities.

Description

AI-driven speech recognition technology and voice authentication technology can transform customer engagement. Our 20-year history has been dedicated to ensuring that our partners are successful through collaboration. Our curiosity keeps us innovating for 20 more years. Our flexible speech-enabling technology allows you to create a solution that meets all your customers' needs, reliably and affordably. We do one thing well. Speech-enabling your applications is our specialty. Deliver great voice automation and interactions. LumenVox ASR/TTS can be used for simple commands or more complex questions. This will help you increase efficiency on both ends of the phone line. You won't ever repeat yourself. You will have the most flexibility in terms of capabilities, deployment, and monetization. LumenVox can help you create it if you can think of it. Our intuitive technology and toolsets make it easier to reduce time from development to deployment.

API Access

Has API Yes 

API Access

Has API Yes 

Screenshots View All

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Screenshots View All

Integrations

Avaya Aura No 
Cisco AnyConnect No 
Eden AI Yes 
Five9 No 
LiveKit Yes 
Pipecat Yes 
Twilio No 

Integrations

Avaya Aura Yes 
Cisco AnyConnect Yes 
Eden AI No 
Five9 Yes 
LiveKit No 
Pipecat No 
Twilio Yes 

Pricing Details

$0/month
The free tier includes 45,000 credits. The XS plan is $13/month and includes 225,000 credits. Credits are shared across speech services; monthly plan credits do not roll over. Annual billing saves one month.
Free Trial No 
Free Version Yes 

Pricing Details

Contact us
Free Trial No 
Free Version No 

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 Yes 
iPhone App No 
iPad App No 
Android App No 
Windows Yes 
Mac No 
Linux Yes 
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) Yes 
In Person No 

Vendor Details

Company Name

Gradium

Founded

2025

Country

France

Website

gradium.ai/

Vendor Details

Company Name

LumenVox

Founded

2001

Country

United States

Website

www.lumenvox.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

Auto Dialer

Call Center Management No 
Call Recording No 
Call Reporting No 
Call Scripting Yes 
Lead Management No 
Power Dialer No 
Predictive Dialer Yes 
Preview Dialer No 
Progressive Dialer No 
Surveys No 

Conversational AI

Code-free Development No 
Contextual Guidance No 
For Developers No 
Intent Recognition No 
Multi-Languages Yes 
Omni-Channel No 
On-Screen Chats No 
Pre-configured Bot No 
Reusable Components No 
Sentiment Analysis No 
Speech Recognition Yes 
Speech Synthesis No 
Virtual Assistant No 

Speech Recognition

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

Transcription

AI / Machine Learning Yes 
Annotations No 
Audio/Video File Upload No 
Automatic Transcription Yes 
Collaboration Tools No 
File Sharing No 
For Manual Transcription No 
Full Text Search Yes 
Multi-Language Support Yes 
Natural Language Processing (NLP) Yes 
Playback Controls No 
Speech Recognition Yes 
Subtitles No 
Text Editor No 
Timecoding No 

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