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Kaldi

Kaldi

Kaldi ASR

Kaldi Overview

Kaldi provides a toolkit for speech recognition. It enables building automatic speech recognition systems. The toolkit supports neural networks, HMMs, GMMs, and hybrid ASR methods. Users handle data preparation, feature extraction, acoustic and language modeling, decoding, and evaluation. Code resides at GitHub for checkout or download. Model builds appear under a models section. The project targets speech recognition researchers and professionals with its C++ implementation under Apache License v2.0. Documentation covers grammars, graphs, finite state transducer algorithms, and decoders.

More About Kaldi

Principal Capabilities:

  • Toolkit for automatic speech recognition (ASR) research and system development.
  • Written in C++ with flexible, extensible architecture.
  • Supports integration with OpenFst and Finite State Transducers for decoding.
  • Includes scripts/recipes for building speech recognition systems from corpora.
  • Extensive command-line tools for speech processing workflows.
  • Licensed under Apache License v2.0 for unrestricted use and modification.

Contact Info:

Pros & Cons

Pros:

Highly flexible and extensible for research and custom experiments

Actively used in academia and industry for speech research and deployment

Large community with extensive examples, recipes, and documentation

Cons:

Requires manual installation from GitHub source

Depends on external tools like SRILM for language modeling

Shows age with needs for major revisions like integration to other frameworks

Software Trial

1-7 Days

Free Version

Yes

Licensing Type

Proprietary

Kaldi Starting Price

Free

Vendor Pricing Page

See Pricing

Kaldi Software Features

Audio Capture Automatic Transcription Concatenated Speech Custom Dictionary Customizable Macros Speech-to-Text Analysis Voice Recognition

Kaldi Specification

Starting Price

Free

Price Type

Free

Currency

USD ($)

Subscription

N/A

Deployment Type

  • Cloud Hosted

Supported Platforms

  • Web-Based
  • Windows
  • Mac

Technical Support

  • Email

Training Resources

  • Documentation
  • Help Guides

Software Demo & Screenshots

Kaldi Pricing

Pricing yet to be updated!

Kaldi Customers

Clients yet to be updated!

Top Competitors of Kaldi

Logo Software Name Rating Reviews Starting Price Trial
Simon Logo Simon 4.1 30 0 USD ($) 1-7 Days
iSpeech Translator Logo iSpeech Translator 3.9 36 0 USD ($) 0 Days
Julius Logo Julius 3.9 36 0 USD ($) 1-7 Days
Voice Report Logo Voice Report 3.9 120 0 USD ($) 0 Days
Murf Voiceover Logo Murf Voiceover 3.8 36 0 USD ($) 1-7 Days

Kaldi Reviews

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