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Voice Transformer

Voice swap with emotion preserved

Voice Transformer converts a recorded audio clip into a completely different voice while keeping the original emotion, pacing, and delivery intact. You provide source audio and a target voice ID, and the AI rebuilds the speech in that new voice without losing what made the original performance work.

This is fundamentally different from text-to-speech — there's no transcript required, and nuances like rising inflection, pause length, and emotional intensity all carry through to the output. It also includes noise removal to clean up ambient recordings before transformation.

What you can do

  • transform_voice — convert audio from one voice to another, preserving pacing, emotion, and delivery style; includes optional background noise removal

Who it's for

Podcast producers dubbing interviews into different voices for privacy. Video creators matching a brand voice across multiple presenters. Game developers generating character voice variants from a single performance. Localization teams adapting audio without re-recording. Anyone who wants to anonymize a recording or match a specific brand voice.

How to use it

  1. Use the Voice Generator's list_voices skill to browse available target voices and find the voice ID you want
  2. Run transform_voice with the source audio URL and target voice ID
  3. Adjust stability for consistent vs. expressive output, and similarity_boost to stay closer to the target voice
  4. Enable remove_background_noise if the recording has ambient sound
  5. Use seed for reproducible results across multiple takes

Getting started

Have the audio URL ready (MP3 or WAV at a publicly accessible address). Use list_voices in the Voice Generator tool to find your target voice ID before running the transformation.

Transform Voice

Convert speech audio into a different voice while preserving the original emotion, delivery, and pacing. Provide a source audio URL and a target voice ID to produce a transformed audio file with fine-grained control over stability, similarity, and style.

Returns: Transformed audio file path (auto-uploaded), target voice ID, model ID, noise removal status, output format, and file size
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

Voice Transformer Use Cases(6)

Browse all 6 Voice Transformerguides →
Open Create Character Voices

Create Character Voices

Transform a single voice recording into distinct character voices for games, animations, and storytelling.

Voice Transformer icon
Voice Transformer
4 agent guides
Open Anonymize Voice Recordings

Anonymize Voice Recordings

Transform voice recordings to conceal speaker identity while preserving speech content and intelligibility.

Voice Transformer icon
Voice Transformer
4 agent guides
Open Dub Marketing Videos

Dub Marketing Videos

Translate and dub your marketing videos into multiple languages to reach international audiences.

Audio Dubber icon
Audio Dubber
4 agent guides
See every Voice Transformeruse case (Claude, ChatGPT, Copilot, OpenClaw guides) →

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Frequently Asked Questions

What does voice transformation actually change?

It swaps the voice while keeping the pacing, emotion, and delivery of the original recording.

Do I need a target voice ID?

Yes. Pick a voice with `list_voices`, then pass that `voice_id` into `transform_voice`.

Can it clean up background noise too?

Yes. Turn on background-noise removal when the source audio has ambient noise or room tone.

Is it language-agnostic?

The default model is English-only, so that is the safest assumption unless the tool output says otherwise.