WhisperFusion
Don’t want to install WhisperFusion? Drop the file here.
The first 20 minutes of any recording are transcribed free: a recording up to 20 minutes transcribes in full, a longer one is previewed, and a pack from $6 (500 minutes) transcribes the rest and opens every export, and credits never expire.
Ultra-low-latency speech→LLM pipeline: WhisperLive + Mistral + TensorRT.
Best for voice-agent prototypes that need 500ms end-to-end speech→reply on a single GPU. Pricing: free.
What it is
Combines WhisperLive (ASR), Mistral-7B (LLM), and SileroVAD into one Triton-served pipeline. Demonstrates sub-second turn-taking on an RTX 4090. MIT.
Watch out for: Requires NVIDIA GPU + TensorRT-LLM; English-tuned; heavy Docker image.
Install / use
What people actually do with WhisperFusion-style transcription
The tool is the means. These are the jobs — each one priced at published rates, each one wired up on its own page.
Features
| Speaker diarization | No |
| Word-level timestamps | Yes |
| Streaming / real-time | Yes |
| Languages supported | 99 |
| HIPAA eligible | No |
Links
WhisperFusion vs Whipscribe
| Feature | WhisperFusion | Whipscribe |
|---|---|---|
| Category | Open source | Transcription APIs |
| Pricing | free | $6–$24 one-time packs (credits never expire) · first 20 minutes free |
| Speaker identification | No | Named in the summary, key quotes and chapters |
| Word timestamps | Yes | Yes |
| Streaming | Yes | No |
| Languages | 99 | 99 |
| Platforms | Linux, Docker | Web, API, MCP |
Alternatives to WhisperFusion
Frequently asked about WhisperFusion
Is WhisperFusion free?
Yes. WhisperFusion is free and open source.
Does WhisperFusion work on Mac, Windows and Linux?
WhisperFusion runs on Linux and Docker. It is not listed for other platforms; check the vendor for anything beyond Linux and Docker.
How do I install WhisperFusion?
Clone and run it from source: `git clone https://github.com/collabora/WhisperFusion`. Expect to install its dependencies yourself — the README has the exact steps per OS.
How many languages does WhisperFusion support?
WhisperFusion lists 99 languages. That is the Whisper-family multilingual set, so quality varies by language — English and the large European languages are strongest.
Does WhisperFusion identify different speakers?
No. WhisperFusion does not label speakers; a conversation comes back as one continuous text. If you need speaker labels, that is a separate tool or a different service.
Does WhisperFusion give word-level timestamps?
Yes — WhisperFusion produces timing per word, which is what subtitle cues and clip boundaries need.
Can WhisperFusion transcribe live audio?
Yes — WhisperFusion supports streaming / live input, not just finished files.
Is WhisperFusion HIPAA compliant?
WhisperFusion does not claim HIPAA compliance. For PHI, run it on infrastructure you control or choose a service that will sign a BAA.
What are the limitations of WhisperFusion?
Requires NVIDIA GPU + TensorRT-LLM; English-tuned; heavy Docker image.
Who is WhisperFusion best for?
Voice-agent prototypes that need 500ms end-to-end speech→reply on a single GPU.
Does WhisperFusion run offline?
WhisperFusion runs on your own machine — it is open source, so nothing leaves the computer unless you configure it to.
Can I use WhisperFusion in the browser?
No — WhisperFusion is a Linux and Docker application, not a web app. You install it rather than sign in to it.
Where is the WhisperFusion source code?
On GitHub at github.com/collabora/WhisperFusion. It is maintained by Collabora.
What kind of tool is WhisperFusion?
In this directory WhisperFusion is filed under oss engine, streaming, voice agent as a open-source tool.
What are the alternatives to WhisperFusion?
There is a side-by-side page at /tools/whisperfusion-alternatives comparing WhisperFusion with the closest tools in the same category on price, platform and features.
Whipscribe is a hosted transcription service. If you want transcripts without running infrastructure, paste a URL or drop a file in the form below — you'll have a transcript in seconds.
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