FastPitch
Don’t want to install FastPitch? 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.
NVIDIA's parallel TTS architecture with explicit pitch control.
Best for tTS pipelines where explicit pitch / prosody control matters — singing, dubbing prep. Pricing: free (BSD-3-Clause).
What it is
FastPitch is NVIDIA's parallel-TTS architecture that adds explicit F0 (pitch) prediction to FastSpeech, enabling fine-grained prosody control. BSD-licensed reference implementation in NVIDIA's DeepLearningExamples repo. Consent posture: synthetic-only.
Watch out for: Older architecture; English checkpoint only in the public release.
Install / use
What people actually do with FastPitch-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 | No |
| Streaming / real-time | No |
| Languages supported | 1 |
| HIPAA eligible | No |
Links
FastPitch vs Whipscribe
| Feature | FastPitch | Whipscribe |
|---|---|---|
| Category | Open source | Transcription APIs |
| Pricing | free (BSD-3-Clause) | $6–$24 one-time packs (credits never expire) · first 20 minutes free |
| Speaker identification | — | Named in the summary, key quotes and chapters |
| Word timestamps | — | Yes |
| Streaming | — | No |
| Languages | 1 | 99 |
| Platforms | Linux | Web, API, MCP |
Alternatives to FastPitch
Frequently asked about FastPitch
Is FastPitch free?
Yes. FastPitch is free and open source (free (BSD-3-Clause)).
Does FastPitch work on Mac, Windows and Linux?
FastPitch runs on Linux. It is not listed for other platforms; check the vendor for anything beyond Linux.
How do I install FastPitch?
Clone and run it from source: `git clone https://github.com/NVIDIA/DeepLearningExamples`. Expect to install its dependencies yourself — the README has the exact steps per OS.
How many languages does FastPitch support?
FastPitch lists 1 languages.
Does FastPitch identify different speakers?
No. FastPitch 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 FastPitch give word-level timestamps?
No — FastPitch produces segment or sentence timing only, so subtitle cues can land mid-word.
Can FastPitch transcribe live audio?
No — FastPitch works on finished files, not a live stream.
Is FastPitch HIPAA compliant?
FastPitch 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 FastPitch?
Older architecture; English checkpoint only in the public release.
Who is FastPitch best for?
TTS pipelines where explicit pitch / prosody control matters — singing, dubbing prep.
Does FastPitch run offline?
FastPitch runs on your own machine — it is open source, so nothing leaves the computer unless you configure it to.
Can I use FastPitch in the browser?
No — FastPitch is a Linux application, not a web app. You install it rather than sign in to it.
Where is the FastPitch source code?
On GitHub at github.com/NVIDIA/DeepLearningExamples. It is maintained by NVIDIA.
What kind of tool is FastPitch?
In this directory FastPitch is filed under tts as a open-source tool.
What are the alternatives to FastPitch?
There is a side-by-side page at /tools/fastpitch-alternatives comparing FastPitch 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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