Clone a voice that keeps its personality

Braiv Speech clones tone, cadence, and style from a short sample — so voiceovers and narration still sound like the same person across 80+ languages.

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Where this fits

Braiv Speech

Expressive AI text-to-speech with voice cloning and custom voice design — so teams scale voiceovers without studio sessions or multilingual talent costs.

Explore Braiv Speech

Capability 1 of 3

What this does

What expressive cloning delivers

Expressive cloning goes beyond timbre matching. Generate TTS that preserves energy and prosody, then reuse the same speaker identity for scripts, ads, and courses.

  • Tone and cadence, not just timbre

    The clone keeps how someone speaks — energy, pauses, and emphasis — so long scripts stay listenable.

  • One identity across 80+ languages

    The same speaker character holds when the script switches from English to Spanish, Hindi, or Japanese.

  • A reusable voice for every project

    Save the clone to your library and generate ads, courses, and narrations without new studio sessions.

Deep dive

Everything you need to know about Expressive AI voice cloning

Timbre matching is the wrong ceiling

Most “voice clones” copy how someone sounds and miss how they speak. The result is a voice that passes a five-second demo and falls apart across a three-minute script — flat emphasis, wrong breaths, none of the personality that made the sample worth cloning.

Expressive cloning is aimed at that longer job: tone, cadence, and style surviving the full read.

Built for voiceovers, not video re-lips

Braiv Speech is a text-to-speech product. You bring a script; it returns narration. That is different from Braiv Dubbing, which localizes footage you already shot — translation, timed audio, optional lip sync.

If the asset starts as a video with a person on camera, start in Dubbing. If the asset starts as a script that needs a voice, start here.

Cross-lingual continuity without a new cast

Once a clone exists, the same identity can narrate in 80+ languages. Marketing and L&D teams use that to keep a founder or instructor present in every market without booking multilingual talent for every release.

Pronunciation follows the target language; character follows the sample. That is the trade that makes global voiceovers feel intentional instead of outsourced.

Prosody that survives speed changes

Speeding up a waveform makes voices sound wrong. Braiv adjusts delivery at the prosody level so faster or slower speech still reads as a human choosing a pace — emphasis and pauses intact. That matters for ads that need a tight cut and courses that need a patient one, both from the same clone.

Pair cloning with multilingual text to speech when the script language changes, or with voice design when you need a second persona that was never recorded.

Where this sits in Braiv Speech

This is the sample-based cloning attribute inside Braiv Speech, alongside AI voice design and multilingual TTS. The same voices can feed dubbing workflows when you need them in video localization. Generation uses AI Credits — allowances on pricing.

The bigger picture

One capability, one step in a longer workflow

Braiv Speech covers the Localize stage. Braiv runs the rest of the sequence on the same recording — so what you make here ends up packaged, localized and published without leaving the platform.

See the full workflow
  1. 01 Repurpose One video, dozens of assets
  2. 02 Package Packaged to perform
  3. 03 Localize Fluent in 80+ languages
  4. 04 Publish & Track Distributed and measured
Questions

Frequently asked questions

How is expressive cloning different from dubbing voice cloning?
Expressive cloning in [Braiv Speech](/products/braiv-speech) turns a short sample into a reusable TTS voice for scripts and voiceovers. [Voice cloning in Braiv Dubbing](/features/ai-voice-cloning) keeps a filmed speaker continuous while localizing *existing video* with translation and optional lip sync. Same family of tech; different jobs.
How long a sample do I need?
A clean 30 to 60 seconds of natural speech is usually enough. Quiet room, continuous talking, minimal music under the voice — that produces a stronger clone than a longer but noisy clip.
Will the clone keep emotion and pacing?
That is the point of expressive cloning. Braiv captures prosody and speaking style rather than flattening everything to a neutral read, so generated audio can stay conversational, urgent, or calm depending on the source performance and the script.
Can the same clone speak other languages?
Yes. Cross-lingual generation keeps the speaker’s character while producing native pronunciation in any of the 80+ Speech languages. You are not recording a new talent per market.
Can I use cloned audio commercially?
Yes, subject to having the right to clone that voice. Impersonating someone without consent is prohibited. Generated audio can be used in videos, podcasts, ads, and courses — see [pricing](/pricing) for plan terms and AI Credits.
What if I do not have a sample to clone?
Use [AI voice design](/features/ai-voice-design) to build a synthetic persona from attributes — gender, age, accent, tone — with no reference audio. Many teams clone for talent continuity and design for brand characters.

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