Lab notebook · Roadmap

What we're working on.

Plans change. Nothing here is a promise or a date.

Live

Working today.

Score
Measures stock phrases, rhythm, word choice and punctuation in a draft and shows the phrases it finds.
free, no account
Working today
Rewrite in your voice
Turns a draft into one that reads like you, built from your own writing samples.
Working today
Fact lock
Numbers, dates, names and links are checked in code, and each rewrite is read back for anything added or dropped.
Working today
Learns from your edits
The corrections you save are shown back to Sealis as worked examples, so the next rewrite starts closer to you.
Working today

On the bench now.

Studio
A voice library for every client or brand, a match score on every draft, and consistency across writers.
for writers and agencies

Up after that.

Audio: your cadence, breath and pauses
Hear a rewrite spoken the way you write: your sentence rhythm, where you breathe and where you pause. It would only use your own voice, or one you have written permission to use.
preview on the canvas
Browser extension
Right-click any draft on any page and rewrite it in a saved voice without leaving the tab.

Being tested as an idea.

Visuals: images and video
Your voice on pictures and recorded video. For video, the idea is to change what is said by editing only the mouth region and holding the rest of the frame fixed. Consent first, always.
preview on the canvas
Public API
Score and voice match from your own tools and pipelines.
Team workspaces
Shared voices, roles and review for content teams.
Voice Bench
A public benchmark of how well AI models keep a person's voice when they rewrite.
Sealis Labs