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elevenlabs-voice-isolator

★ 584

by qu-skills · part of qu-skills/skills

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 r

🔌 This skill ships inside the inference-sh plugin — installing the plugin keeps everything updated together.

This is the playbook your agent receives when the skill activates — you don't need to read it to use the skill, but it's here to audit before installing.

Install the belt CLI skill: npx skills add belt-sh/cli

ElevenLabs Voice Isolator

Remove background noise and isolate voices from audio via inference.sh CLI.

Voice Isolator

Supported Formats

FormatMax SizeMax Duration
WAV500MB1 hour
MP3500MB1 hour
FLAC500MB1 hour
OGG500MB1 hour
AAC500MB1 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
# 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-cli

Browse all audio apps: belt app store --category audio