About speech-to-text
A belt CLI skill for transcribing audio through inference.sh. It supports several speech models and options for timestamps and translation, for users turning recordings into text or subtitles.
Key features
- 01Transcription with multiple models
- 02Optional timestamped segments
- 03Audio translation to English
- 04Whisper support for 99+ languages
- 05JSON transcription output
Use cases
- 01Transcribing meeting recordings
- 02Creating podcast transcripts
- 03Generating video subtitles
- 04Making voice notes searchable
Install
Copy the command and run it in a terminal.
$
npx skills add https:/ / github.com/ qu-skills/ superpowers --skill speech-to-textAfter installing, type/speech-to-textin Claude Code to confirm it loaded.
Details
From the project READMEInstall the belt CLI skill:
npx skills add belt-sh/cli
Speech-to-Text
Transcribe audio to text via inference.sh CLI.

Quick Start
Requires inference.sh CLI (
belt). Install instructions
belt login
belt app run infsh/fast-whisper-large-v3 --input '{"audio_url": "https://audio.mp3"}'
Available Models
| Model | App ID | Best For |
|---|---|---|
| ElevenLabs Scribe v2 | elevenlabs/stt | 98%+ accuracy, diarization, 90+ languages |
| Fast Whisper V3 | infsh/fast-whisper-large-v3 | Fast transcription |
| Whisper V3 Large | infsh/whisper-v3-large | Highest accuracy |
Examples
Basic Transcription
belt app run infsh/fast-whisper-large-v3 --input '{"audio_url": "https://meeting.mp3"}'
With Timestamps
belt app sample infsh/fast-whisper-large-v3 --save input.json
# {
# "audio_url": "https://podcast.mp3",
# "timestamps": true
# }
belt app run infsh/fast-whisper-large-v3 --input input.json
Translation (to English)
belt app run infsh/whisper-v3-large --input '{
"audio_url": "https://french-audio.mp3",
"task": "translate"
}'
From Video
# Extract audio from video first
belt app run infsh/video-audio-extractor --input '{"video_url": "https://video.mp4"}' > audio.json
# Transcribe the extracted audio
belt app run infsh/fast-whisper-large-v3 --input '{"audio_url": "<audio-url>"}'
Workflow: Video Subtitles
# 1. Transcribe video audio
belt app run infsh/fast-whisper-large-v3 --input '{
"audio_url": "https://video.mp4",
"timestamps": true
}' > transcript.json
# 2. Use transcript for captions
belt app run infsh/caption-videos --input '{
"video_url": "https://video.mp4",
"captions": "<transcript-from-step-1>"
}'
Supported Languages
Whisper supports 99+ languages including: English, Spanish, French, German, Italian, Portuguese, Chinese, Japanese, Korean, Arabic, Hindi, Russian, and many more.
Use Cases
- Meetings: Transcribe recordings
- Podcasts: Generate transcripts
- Subtitles: Create captions for videos
- Voice Notes: Convert to searchable text
- Interviews: Transcription for research
- Accessibility: Make audio content accessible
Output Format
Returns JSON with:
text: Full transcriptionsegments: Timestamped segments (if requested)language: Detected language
Related Skills
# ElevenLabs STT (98%+ accuracy, diarization)
npx skills add inference-sh/skills@elevenlabs-stt
# ElevenLabs TTS (reverse direction)
npx skills add inference-sh/skills@elevenlabs-tts
# Full platform skill (all apps)
npx skills add inference-sh/skills@infsh-cli
# Text-to-speech (reverse direction)
npx skills add inference-sh/skills@text-to-speech
# Video generation (add captions)
npx skills add inference-sh/skills@ai-video-generation
# AI avatars (lipsync with transcripts)
npx skills add inference-sh/skills@ai-avatar-video
Browse all audio apps: belt app list --category audio
Documentation
- Running Apps - How to run apps via CLI
- Audio Transcription Example - Complete transcription guide
- Apps Overview - Understanding the app ecosystem
Comments
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