Produce long-form audio, line by line
Story Studio is where scripts become finished audio, assign voices per character, tune the read of each line, layer music and effects, and export a polished master.
Live browser audio demo, click play to hear it now.
What teams build with this
Audiobook production
Cast, direct, and master an entire book, per-line emotion, full character roster, one timeline.
Podcast creation
Turn a script into a polished multi-voice episode without a single recording session.
Ad & promo audio
Spin up radio spots, social ads, and trailers with professional delivery in minutes.
Educational content
Narrate courses, lectures, and explainer series with consistent, engaging delivery.
Three steps, start to finish
Cast your voices
Assign a distinct voice to every character or section of your script.
Direct each line
Adjust emotion, pacing and emphasis per line until the read is right.
Mix & master
Layer soundtrack and effects, then export a production-ready file.
What you get
Per-line direction
Fine-tune delivery sentence by sentence, no re-recording the whole take.
Score & SFX
Generate a soundtrack and cinematic effects in the same timeline.
Multi-voice casts
Audiobooks, podcasts and ads with a full cast of distinct voices.
Clean exports
Master to WAV/MP3 with chapter markers and consistent loudness.
Build it into your product.
Start free with 10,000 credits a month, or wire it into your stack with the Sunesis API.
SOC 2 Type II · GDPR · HIPAA-ready · No vendor lock-in