SpeechBrain
An open-source framework for building conversational AI systems with advanced speech and language processing
- Also known as
- speechbrain
What is SpeechBrain?
SpeechBrain is an open-source framework that provides pretrained models and tools for speech recognition, language modeling, and conversational AI tasks. It enables both training from scratch and fine-tuning of models, with support for multi-GPU distributed training on diverse speech and text processing tasks.
SpeechBrain pricing
We don't have SpeechBrain's full plan breakdown yet (its pricing page resisted automated reading). Here's what we could confirm. Always check live pricing for exact numbers.
What SpeechBrain does
The capabilities that matter for speech to text, normalised so it lines up with every alternative. “-” means we haven't confirmed it, not that it's missing.
- Real time streaming
- -
- Speaker diarization
- ✓
- Custom vocabulary
- -
- Fine tuning
- ✓
- Word timestamps
- -
- Punctuation formatting
- -
- Pii redaction
- -
- Vertical model
- -
- Offline on device
- -
- Open source
- ✓
Platform & deployment
Independently observed- Self-hosted
Integrations (2)
Independently observed- HuggingFace
- Orion
Security & compliance
Known vulnerabilities: 0 (0 in the last 12 months) sourcea count reflects scale & disclosure, not quality
SpeechBrain FAQ
Common questions about SpeechBrain, answered from independent, dated evidence.
What is SpeechBrain?
A framework for developing conversational AI with support for speech recognition, synthesis, enhancement, and language understanding. Designed with flexibility and transparency for research and production use. It is indexed under Speech To Text.
Source: https://speechbrain.github.io/
Is SpeechBrain free to use?
SpeechBrain is open source, so it can be self-hosted and used at no licence cost. It is released under the Apache-2.0 licence. Pricing changes often, so verify at source before relying on it.
Source: https://speechbrain.github.io/
Can SpeechBrain be self-hosted?
Yes. SpeechBrain can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.
Source: https://speechbrain.github.io/
Is SpeechBrain open source?
Yes. SpeechBrain is published under the Apache-2.0 licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.
SpeechBrain alternatives
Other speech to text we track, ranked by the same independent score.
- AssemblyAIAPI platform for converting audio to text and building voice-powered applicationsmedium · 73%
- SpeechmaticsSpeech recognition API for voice-driven applications and AI assistantsmedium · 54%
- Deepgrammedium · 55%
- whisper.cppRun speech transcription offline on any hardwarelow · 34%
- faster-whisperA faster, open-source implementation of speech-to-text transcriptionlow · 33%
- Amazon TranscribeConvert spoken audio and video into text using cloud-based automatic speech recognitionlow · 45%
Compare SpeechBrain
Side by side against other speech to text, attribute by attribute, with a source on every value.
The vioscaleAI score: one lens on the evidence
Not user reviews and not a paid placement: a confidence-weighted blend of the independent signals below (adoption, activity, security posture, and more), which you can sort and re-weight yourself. Vendors can correct their listing but can never move their rank, and stars are weighted low as a vanity metric. It is one way to read the evidence for SpeechBrain, not the verdict.
| Signal | Score | Weight | Contribution | Evidence |
|---|---|---|---|---|
| Capabilities | 58 | 0.08 | 4.6 | ✓ |
| Development activity | 34 | 0.14 | 4.6 | ✓ |
| Stars | 77 | 0.05 | 3.6 | ✓ |
| Release cadence | 33 | 0.08 | 2.7 | ✓ |
| Integrations | 14 | 0.05 | 0.7 | ✓ |
| Dependent projects | 0 | 0.05 | 0.0 | ✓ |
| Security posture | 0 | 0.12 | 0.0 | - |
| Package downloads | 0 | 0.04 | 0.0 | - |
| Security score | 0 | 0.05 | 0.0 | - |
| Developer Q&A activity | 0 | 0.14 | 0.0 | - |
Computed . Re-weight it by intent, or see the full method.
All data & sourcesshow ↓
Every value we hold, with its source, retrieval date, and confidence. This is the evidence behind the score: don't trust it, verify it.
Activity
| Attribute | Value | Evidence |
|---|---|---|
| Commits last 30d | 11 | mediumsource · 2026-10-14 · 65% |
Adoption
Content
| Attribute | Value | Evidence |
|---|---|---|
| Faq | 4 items | mediumsource · 2026-09-10 · 69% |
Features
| Attribute | Value | Evidence |
|---|---|---|
| Capabilities | Fine tuning, Open source, Speaker diarization | mediumsource · 2026-10-14 · 60% |
Integrations
| Attribute | Value | Evidence |
|---|---|---|
| Count | 2 | mediumsource · 2026-08-20 · 60% |
Language
| Attribute | Value | Evidence |
|---|---|---|
| Primary | Python | highsource · 2026-10-14 · 90% |
License
| Attribute | Value | Evidence |
|---|---|---|
| Spdx | Apache-2.0 | highsource · 2026-10-14 · 95% |
Pricing
Release
Security
| Attribute | Value | Evidence |
|---|---|---|
| Vulnerabilities | Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fspeechbrain%2Fspeechbrain&per_page=100 · Last 12m: 0 | highsource · 2026-10-14 · 90% |
Is SpeechBrain the right choice for you?
Tell us the job, the constraints and what you weigh most, and we will rank SpeechBrain against the rest of the speech to text we index, using the same dated evidence weighted your way.
Free to run, no account needed to start. How the evaluation works
Is this your product?
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