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name: elevenlabs-voice-isolator
description: "ElevenLabs voice isolator - remove background noise and isolate vocals from audio via inference.sh CLI. Capabilities: noise removal, voice extraction, audio cleanup, background removal. Use for: podcast cleanup, interview audio, music vocals, noisy recordings, audio restoration. Triggers: voice isolator, noise removal, background removal, isolate voice, clean audio, remove background noise, audio cleanup, voice extraction, elevenlabs isolator, eleven labs noise, vocal isolation, denoise, audio restoration, voice separation"
allowed-tools: Bash(belt *)
Install the belt CLI skill: npx skills add belt-sh/cliElevenLabs Voice Isolator
Remove background noise and isolate voices from audio via inference.sh CLI.
Quick Start
Requires inference.sh CLI (belt). Install instructionsbelt login
# Isolate voice from noisy audio
belt app run elevenlabs/voice-isolator --input '{"audio": "https://noisy-recording.mp3"}'Supported Formats
| Format | Max Size | Max Duration |
|---|---|---|
| WAV | 500MB | 1 hour |
| MP3 | 500MB | 1 hour |
| FLAC | 500MB | 1 hour |
| OGG | 500MB | 1 hour |
| AAC | 500MB | 1 hour |
Examples
Clean Up a Recording
# Remove background noise from a podcast recording
belt app run elevenlabs/voice-isolator --input '{"audio": "https://noisy-podcast.mp3"}'Clean Interview Audio
# Isolate speaker from café background noise
belt app run elevenlabs/voice-isolator --input '{"audio": "https://cafe-interview.mp3"}'Extract Vocals from Music
# Separate vocals from instrumental
belt app run elevenlabs/voice-isolator --input '{"audio": "https://song.mp3"}'What It Removes
- Ambient/environmental noise
- Background music
- Reverb and echo
- Wind noise
- Traffic and crowd noise
- Electrical hum/buzz
- Other non-voice sounds
Workflow: Clean → Transcribe
# 1. Isolate voice from noisy recording
belt app run elevenlabs/voice-isolator --input '{
"audio": "https://noisy-meeting.mp3"
}' > cleaned.json
# 2. Transcribe the clean audio
belt app run elevenlabs/stt --input '{
"audio": "<cleaned-audio-url>",
"diarize": true
}'Workflow: Clean → Voice Change
# 1. Clean up the audio
belt app run elevenlabs/voice-isolator --input '{
"audio": "https://raw-recording.mp3"
}' > cleaned.json
# 2. Transform the voice
belt app run elevenlabs/voice-changer --input '{
"audio": "<cleaned-audio-url>",
"voice": "george"
}'Workflow: Clean → Add to Video
# 1. Clean the voiceover
belt app run elevenlabs/voice-isolator --input '{
"audio": "https://raw-voiceover.mp3"
}' > cleaned.json
# 2. Merge with video
belt app run infsh/media-merger --input '{
"media": ["video.mp4", "<cleaned-audio-url>"]
}'Use Cases
- Podcasts: Clean up recordings with background noise
- Interviews: Remove café/office ambient sounds
- Music: Extract vocals for remixes or karaoke
- Video Production: Clean dialogue audio
- Archival: Restore old or degraded recordings
- Meetings: Improve recording clarity
- Voice Cloning Prep: Clean source audio for better cloning results
Related Skills
# ElevenLabs voice changer (transform voice after cleaning)
npx skills add inference-sh/skills@elevenlabs-voice-changer
# ElevenLabs STT (transcribe clean audio)
npx skills add inference-sh/skills@elevenlabs-stt
# ElevenLabs TTS (generate clean speech from text)
npx skills add inference-sh/skills@elevenlabs-tts
# Full platform skill (all 250+ apps)
npx skills add inference-sh/skills@infsh-cliBrowse all audio apps: belt app store --category audio