SUPERB
by Academic consortium (NTU + CMU + JHU + Meta)
Speech processing Universal PERformance Benchmark — 10 English speech tasks.
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TL;DR
Best for probing English SSL speech models across ASR, KWS, SID, ER, SD, QbE, IC, SF, PR, TTS-related tasks. Pricing: free.
Category
Open source
License
Apache-2.0
Stars
★ 2.6k
Last push
2026-03-12
Pricing
free
Platforms
HuggingFace, GitHub
What it is
SUPERB defines 10 frozen-feature-extraction tasks on English speech corpora to probe self-supervised models. The standard SSL leaderboard before ML-SUPERB. Toolkit: Apache-2.0; component data licenses vary.
Best for: Probing English SSL speech models across ASR, KWS, SID, ER, SD, QbE, IC, SF, PR, TTS-related tasks.
Watch out for: Apache-2.0 toolkit · uses LibriSpeech/VoxCeleb/IEMOCAP/etc. (component licenses vary, IEMOCAP is research-only) · English-only. Cite: Yang et al., Interspeech 2021.
Watch out for: Apache-2.0 toolkit · uses LibriSpeech/VoxCeleb/IEMOCAP/etc. (component licenses vary, IEMOCAP is research-only) · English-only. Cite: Yang et al., Interspeech 2021.
Install / use
git clone https://github.com/s3prl/s3prlFeatures
| Speaker diarization | Yes |
| Word-level timestamps | No |
| Streaming / real-time | No |
| Languages supported | 1 |
| HIPAA eligible | No |
Links
SUPERB vs Whipscribe
| Feature | SUPERB | Whipscribe |
|---|---|---|
| Category | Open source | Transcription APIs |
| Pricing | free | $4–$24 one-time packs (credits never expire) · $2 single unlock · 60 min free on signup |
| Speaker diarization | Yes | Yes |
| Word timestamps | No | Yes |
| Streaming | No | No |
| Languages | 1 | 99 |
| Platforms | HuggingFace, GitHub | Web, API, MCP |
Alternatives to SUPERB
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