Speech Recognition

Our demo recognizes speech from microphone. Requires Google Chrome. Press a button and say something. The result will be displayed on the right.

Products

Vosk Open Source

  • 18+ languages
  • works offline
  • mobile and server
  • 10 platforms
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Vosk Enterprise

  • more languages
  • premium accuracy
  • ongoing support
  • technology training
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Vosk Mobile

  • more languages
  • efficiency for the edge
  • iOS and Unity
  • ongoing support
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News

ClueCon 2020 Presentation

2020/08/06

Alpha Cephei presented a great talk on FreeSwitch developers conference ClueCon 2020 titled "Open source speech technology in telephony in 2020". You can find the video here.

Updates from Vosk 0.3.7

2020/05/07

We are proud to announce some updates to our Vosk platform version 0.3.7

  • Much better accuracy with model rescoring, available for both desktop and server
  • Two new models - Vietnamese and Turkish
  • New model layout which makes model configurable
  • Freeswitch plugin which allows to quickly plug Vosk into telephony applications
  • Availability of the iOS build

Availability of Spanish and Portuguese models

2020/02/04

We are happy to announce the availability of Spanish and Portuguese support for Alpha Cephei. Models for mobile API are available on Github. Our engine now supports 7 major languages.

Availability of Chinese models

2019/11/04

We are happy to announce the availability of Mandarin Chinese support for Alpha Cephei. Models both for web API and mobile API are available on Github. Try them here.

Presentation in Novosibirsk State University

2019/04/02

We also gave a talk on VOSK in Novosibirsk State University. The auditory was very warm and welcoming and helped us a lot with precise and interesting questions.

Watch the video

About

Alpha Cephei primary mission is scientific. We spent more than 10 years researching speech production, speech recognition and all related areas. We have made a significant progress in understanding the nature of such a marvelous communication method as speech.

At the same time we are also the experts in implementation of the state of the art algorithms in practical systems. We excelled our capabilities during numerous projects in many companies around the world.

We hope you'll find our software, our publications and thoughts useful.

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