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CMU Sphinx

free voice recognition engine from Carnegie Mellon University
CreativeWork free_software Q5013044
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CMU Sphinx

Summary

CMU Sphinx is a free software[1]. It ranks in the top 9% of free_software entities by monthly Wikipedia readership (100 views/month).[2]

Key Facts

  • CMU Sphinx's instance of is recorded as free software[3].
  • CMU Sphinx's instance of is recorded as software library[4].
  • CMU Sphinx's developer is recorded as Carnegie Mellon University[5].
  • CMU Sphinx's copyright license is recorded as 2-clause BSD License[6].
  • CMU Sphinx's programmed in is recorded as Java[7].
  • CMU Sphinx's software version identifier is recorded as 5-prealpha[8].
  • CMU Sphinx is used for speech recognition[9].
  • CMU Sphinx's official website is recorded as http://cmusphinx.sourceforge.net/wiki[10].
  • CMU Sphinx's official website is recorded as https://cmusphinx.github.io/[11].
  • CMU Sphinx's copyright status is recorded as copyrighted[12].

Why It Matters

CMU Sphinx ranks in the top 9% of free_software entities by monthly Wikipedia readership (100 views/month).[2] It is known by 4 alternative names across languages and contexts.[13]

Related Entities

free software Java speech recognition

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [13] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). CMU Sphinx. Retrieved May 3, 2026, from https://4ort.xyz/entity/cmu-sphinx
MLA “CMU Sphinx.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/cmu-sphinx.
BibTeX @misc{4ortxyz_cmu-sphinx_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{CMU Sphinx}}, year = {2026}, url = {https://4ort.xyz/entity/cmu-sphinx}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): CMU Sphinx — https://4ort.xyz/entity/cmu-sphinx (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/cmu-sphinx · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 14d ago · Immanuelle · 2026-08-18 view diff on Wikidata ↗
    Copyright status → copyrighted
    License → —
    Copyright license → 2-clause BSD License
    Freebase id → /m/0djk9g
    + 15 other properties edited (see Wikidata diff for full list)
    "/* wbcreateclaim-create:1| */ [[Property:P31]]: [[Q21127166]], #quickstatements; #temporary_batch_1787018095231"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.