NVIDIA® Riva is a GPU-accelerated speech AI—automatic speech recognition (ASR) and text-to-speech (TTS)—SDK for building fully customizable, real-time conversational AI pipelines and deploying them in clouds, in data centers, at the edge, or on embedded devices.
Select the language and check out how Riva ASR delivers highly accurate transcription in real time by providing an input through your microphone or uploading a .wav file from your device.
Note: The duration of each sample is limited to 30 seconds.
Select a voice and type in a test sentence to hear Riva’s out-of-the-box English female or male voice.
Note: Input text is limited to 400 characters.
0 / 400
Use of Riva skills is subject to NVIDIA Riva terms of use. Your data will be used to improve NVIDIA products and services.
Achieve high transcription accuracy for English, Spanish, Mandarin, Hindi, Russian, Arabic, Japanes Korean, German, Portuguese, French, and Italian and deploy two out-of-the-box expressive professional female and male voices for U.S. English with state-of-the-art models pretrained on thousands of hours of audio on NVIDIA supercomputers.
Customize across ASR pipelines for different languages, accents, domains, vocabulary, and context for the best possible accuracy for your use case, and across TTS pipelines for the voice and intonation you want.
Provide consistent experiences to your customers for hundreds of thousands of input streams with higher inference performance versus existing technology and on deployment of your choice—in data centers, on premises, in the cloud, at the edge, or in embedded devices.
With NVIDIA AI Enterprise software, you get support for large-scale deployments of Riva.
It includes:
Reduce development time and improve accuracy and performance of speech AI solutions leveraging NVIDIA’s packaged AI workflows for Contact Center Intelligent Virtual Assistants and Speech Transcription, available with NVIDIA AI Enterprise.
These AI workflows include:
Riva is available as a set of containers and pretrained models, free of charge, from NVIDIA NGC™ for development purposes to members of the NVIDIA Developer Program.
Get immediate access to NVIDIA Riva with free curated labs. Access step-by-step guided labs for speech AI with ready-to-use software, sample data, and applications.
NCS used NVIDIA Riva TTS to customize a Singaporean voice with local pronunciation, tone, and accent for thousands of Breeze—a driver’s companion app—monthly active users.
T-Mobile uses NVIDIA Riva ASR in their call center to accurately transcribe customer conversations and provide real-time recommendations to help agents quickly resolve customer queries.
Data Monsters added a speech pipeline to their Plabook app using NVIDIA Riva to help students read, assess phoneme-level accuracy, and provide individualized feedback.
With NVIDIA Riva, RingCentral achieved unparalleled real-time transcription accuracy for video meetings, serving millions of users with diverse accents and domain-specific jargon.
Tarteel uses NVIDIA Riva and NVIDIA NeMo to provide real-time feedback on Quran recitation at scale, enabling Muslims, instructors, content creators, and researchers to engage with the Quran.
Floatbot leverages NVIDIA Riva and NVIDIA TAO for their customized Singaporean English voice AI applications, automating call centers for insurance carriers and finance clients globally.
Understand the key features in Riva that help you build speech AI services.
Get everything you need to start building your speech AI pipelines with NVIDIA Riva, including tutorials, Jupyter Notebooks, and documentation.
Read a technical walkthrough on how to build and deploy speech AI applications using Riva.
Explore how to get started with integrating and deploying Riva ASR and TTS models in production with high-performance inference and minimal effort.
Receive the Latest Speech AI News From NVIDIA
NVIDIA Privacy Policy
In 2021, AI2Labs spun off from Yoozoo Games as a local tech startup in Singapore. AI2Labs innovates, experiments, and develops AI products and applications, enabling efficient processes and improving sustainability and business outcomes.
AI2Labs integrated Riva into their Speakr—domain-specific speech AI—speech recognition API to accommodate the intricacies of Asian speech and business domains and achieved state-of-the-art Singlish translation accuracy.
Avaya specializes in cloud communications and workstream collaboration solutions, providing unified communications, contact center, communications platform as a service (CPaaS), and services with their OneCloud platform.
Avaya integrated the NVIDIA Riva speech-to-text engine for real-time captions at scale. Riva enables better transcription quality, lower word-error rate, and economical delivery.
NCS, a subsidiary of Singtel Group, is a leading technology services firm with presence in Asia Pacific and partners with governments and enterprises to advance communities through technology. Combining the experience and expertise of its 12,000-strong team across 61 specialisations, NCS provides differentiated and end-to-end technology services to clients with its NEXT capabilities in digital, data, cloud and platforms, as well as core offerings in application, infrastructure, engineering and cybersecurity. NCS also believes in building a strong partner ecosystem with leading technology players, research institutions and start-ups to support open innovation and co-creation.
NCS uses NVIDIA Riva TTS in Breeze—the driver’s companion app—for voice-guided navigation, live traffic and road condition updates, real-time parking rates, and electronic road pricing rates and operating hours, to help Singapore drivers experience smooth driving journeys.
breeze.com.sg
www.ncs.co
Customer Story
RingCentral, a leading provider of global enterprise cloud communications, collaboration, and contact center solutions, serves millions of users. The RingCentral platform empowers collaboration from any location and device, improving business efficiency and customer satisfaction.
RingCentral uses NVIDIA Riva for video conferencing transcription for 200,000 concurrent users on their platform.
www.ringcentral.com
GTC Session
Snap is a camera and social media company that enables multimedia message creation with filters and effects. To create more interactive experiences, Snapchat users play with Lenses—a feature that adds real-time effects into snaps—over 6 billion times per day.
NVIDIA Riva’s noise- and lingo-optimized speech AI service is integrated into Snap AR Lens Studio, enabling creators—artists and developers—to build gripping augmented reality (AR) experiences.
T-Mobile, a supercharged Un-carrier, delivers an advanced 4G LTE and transformative 5G network for the best customer experience. To empower contact center agents, T-Mobile implements Expert Assist. This AI-based software uses NVIDIA Riva to transcribe real-time customer conversations that feed recommenders and assist thousands of agents.
With Riva, T-Mobile fine-tunes automatic speech recognition models on custom datasets and interprets customer jargon accurately across noisy environments.
www.t-mobile.com