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Audio Isolator

Isolate vocals, kill the noise

Audio Isolator separates vocals from background music, noise, and instrumentation in any audio file using AI. You give it a URL to an audio file and it returns a clean track with just the isolated voice.

It works on both speech and music. For podcast producers and interviewers, it cleans up recordings polluted by background noise. For musicians, it extracts a cappella vocals from a full song. The output is automatically stored as a downloadable file.

What you can do

  • Remove background music and instrumentation from any audio file to isolate vocals
  • Clean up podcast and interview recordings with background noise
  • Extract a cappella vocals from songs for remixing or sampling
  • Process any common audio format — MP3, WAV, M4A, and more

Who it's for

Podcast editors and audio producers cleaning up noisy recordings. Musicians extracting vocals for remixes or a cappella versions. Journalists and researchers separating speech from ambient sound in field recordings.

How to use it

  1. Call isolate_vocals with a publicly accessible URL to your audio file
  2. The tool processes the file and returns an audio_url with the clean isolated track
  3. For best results, use the highest-quality source file available — higher bitrate input produces better separation

Getting started

Pass any public audio URL to isolate_vocals — no configuration required. For noisy source material, run audio-transcriber afterward to get a clean transcript of the isolated vocals.

Isolate Vocals

Isolate vocals from an audio file by removing background music, noise, and instrumentation using AI. Provide a URL to any audio file and receive a cleaned audio track with isolated vocals.

Returns: Audio file path (auto-uploaded as a downloadable asset) and file size in bytes
List Models

List available models for this tool, sorted by popularity. Returns provider details and pricing.

Returns: List of available models with pricing and provider info
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v0.022026-03-22
  • Added subtitle, expanded description, and agent instructions
v0.012026-03-20
  • Initial release

Connect ToolRouter to use Audio Isolator in Claude, ChatGPT, Copilot, and more — no code required.

Connect ToolRouter

What you can do with Audio Isolator

Remove Background Noise from Recordings

Clean up recordings by removing background noise, hum, wind, and environmental sounds.

  1. Ask Claude: "Remove the background noise from this recording using audio-isolator" and provide the file
  2. Claude runs isolate_vocals and returns the cleaned audio
  3. Compare the original and cleaned versions to verify quality
  4. Download the noise-free recording

Isolate Vocals from Music Tracks

Extract clean vocal tracks from songs by separating the voice from instrumental accompaniment.

  1. Ask Claude: "Isolate the vocals from this music track using audio-isolator" and provide the file
  2. Claude separates the vocals and returns both the vocal and instrumental tracks
  3. Review the quality of the separation
  4. Download the isolated vocal track and the instrumental backing

Clean Up Interview Audio

Isolate clear dialogue from interview recordings captured in noisy or challenging environments.

  1. Ask Claude: "Clean up this interview recording using audio-isolator -- isolate the voices"
  2. Claude processes the audio and returns a clean version with isolated dialogue
  3. Compare sections of the original and cleaned versions
  4. Download the cleaned interview for production use
Browse all 6 Audio Isolatorguides →

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Frequently Asked Questions

What kinds of files can I send?

Use a publicly accessible audio URL. MP3, WAV, and M4A-style files are all supported.

Is this only for spoken audio?

No. It works for speech and music, so you can clean podcasts or extract vocals from songs.

What do I get back?

You get a cleaned audio file with the isolated vocal track, ready to download.

Does source quality matter?

Yes. Better source audio usually gives a cleaner isolation result, so use the highest-quality file you have.