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

ElevenLabs Voice Changer

Transform any voice into a different voice via inference.sh CLI.

Quick Start

Requires inference.sh CLI (belt). Install instructions

belt login

# Transform voice
belt app run elevenlabs/voice-changer --input '{"audio": "https://recording.mp3", "voice": "aria"}'

Available Models

Voice Options

Same 22+ premium voices as ElevenLabs TTS:

Examples

Basic Voice Transformation

# Change voice to British male
belt app run elevenlabs/voice-changer --input '{
  "audio": "https://my-recording.mp3",
  "voice": "george"
}'

# Change voice to American female
belt app run elevenlabs/voice-changer --input '{
  "audio": "https://my-recording.mp3",
  "voice": "aria"
}'

Choose Output Format

belt app run elevenlabs/voice-changer --input '{
  "audio": "https://recording.mp3",
  "voice": "daniel",
  "output_format": "mp3_44100_192"
}'

English-Optimized Model

belt app run elevenlabs/voice-changer --input '{
  "audio": "https://english-speech.mp3",
  "voice": "brian",
  "model": "eleven_english_sts_v2"
}'

Workflow: Voice-Over Replacement

# 1. Record yourself reading the script (any quality mic)
# 2. Transform to professional voice
belt app run elevenlabs/voice-changer --input '{
  "audio": "https://my-rough-recording.mp3",
  "voice": "george"
}' > professional.json

# 3. Add to video
belt app run infsh/media-merger --input '{
  "media": ["video.mp4", "<professional-audio-url>"]
}'

Workflow: Character Voices

# Record one actor, create multiple characters
# Character 1: British narrator
belt app run elevenlabs/voice-changer --input '{
  "audio": "https://actor-line1.mp3",
  "voice": "george"
}' > char1.json

# Character 2: Young female
belt app run elevenlabs/voice-changer --input '{
  "audio": "https://actor-line2.mp3",
  "voice": "lily"
}' > char2.json

# Character 3: Casual male
belt app run elevenlabs/voice-changer --input '{
  "audio": "https://actor-line3.mp3",
  "voice": "charlie"
}' > char3.json

Use Cases

• Content Creation: Transform your voice for videos and podcasts
• Voice Acting: Create multiple characters from one performance
• Privacy: Anonymize voice in recordings
• Dubbing: Replace voices in video content
• Accessibility: Convert to preferred voice characteristics
• Prototyping: Test different voices before hiring talent

Related Skills

# ElevenLabs TTS (generate from text instead)
npx skills add inference-sh/skills@elevenlabs-tts

# ElevenLabs voice isolator (clean audio first)
npx skills add inference-sh/skills@elevenlabs-voice-isolator

# ElevenLabs dubbing (translate to other languages)
npx skills add inference-sh/skills@elevenlabs-dubbing

# Full platform skill (all apps)
npx skills add inference-sh/skills@infsh-cli

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