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Audiobook generation

Turn chapters into expressive narration with designed voices, consistent delivery, and predictable cost.

Narrate books and courses without per-character pricing surprises.

Create narration See pricing

How it works

  1. 1

    Pick narrator style

    Use Voice Designer or a cloned voice for the project's sound.

  2. 2

    Batch chapters

    Render long-form audio with async Cast pricing.

  3. 3

    Review and revise

    Regenerate sections with direction changes for pacing, emotion, or emphasis.

Built on

CastCinematic, emotional long-form TTS for podcasts, narration, and audiobooks.

Common questions

How do I keep narration consistent across chapters?

Pick a narrator style with Voice Designer or a cloned voice, then batch chapters through async Cast rendering for consistent delivery.

What if a section needs a different read?

Regenerate just that section with direction changes for pacing, emotion, or emphasis.

How is it priced?

Async Cast rendering keeps the cost predictable, without per-character pricing surprises.

Choose how you want to start.

Use an instant sandbox key for the API, or open Agents Beta and build without code. Sandbox usage never bills. Live keys require available credit.

Build with the API Launch an Agent

Agents is live in beta. Sandbox keys have daily limits and never touch billing.