Faceless Theory

AI faceless video generator for YouTube Shorts

Faceless Shorts that get better every batch.

  1. Pick a topic and a style.
  2. AI writes, voices and edits a batch of Shorts, then posts them to your YouTube channel.
  3. Half the batch tries one version of a change, half tries another.
  4. Whatever people watch longer becomes your new style. The next batch starts from there.
Start your channelHow it works

Free to set up. No account needed until the end.

try it here!

Hi, I'm the Faceless Scientist. I make faceless Shorts for your YouTube channel, then test every batch and keep what people watch longer.

Start your channel

Why experiments

Guessing makes the same video forever. Testing finds what your audience wants.

  • Templates go stale

    Most AI tools pick one template and post it forever. Viewers learn the look and swipe past.

  • YouTube punishes it too

    Since July 2025, YouTube can stop paying channels whose videos look mass-produced. In January 2026 it shut down some of the biggest ones.

  • Testing keeps it fresh

    Every batch tries something new, and only proven winners stay. Your videos get more original and more watchable over time.

a real test from our channel
Lab log · Batch 03 · 2 Oct 2026Opener

Does the first frame decide who keeps watching?

  • AA giant sneaker, held up to the camera43.6%
  • BA man smirking at a laptop screen12.9%

Share of viewers who stayed instead of swiping away

Objects beat screens. One video each, so it's a hint, not a result. Testing it properly next.

winner!

How a batch works

Four stages, every day

Each stage has its own AI agent. Review every step, or switch on autopilot and just check the results.

  1. Stage 1

    Review & test

    Reads the last batch's numbers, decides which side won, and picks the next change to test.

  2. Stage 2

    Plan

    Finds true stories for your topic and writes a script for every video, split between the two sides of the test.

  3. Stage 3

    Produce

    Builds each Short: voice, pictures, word-by-word captions and motion, all in your channel style.

  4. Stage 4

    Post

    Schedules the batch to YouTube, alternating A and B so the time of day can’t skew the result.

What it tests

Everything you'd otherwise guess at

Each batch tests one of these. The winner becomes part of your channel's style, with a note of the batch that proved it.

Hook
Result first, question, contrast, bare number
First frame
Odd object, person reacting, number on screen
Script shape
Hook, re-hook, setup, payoff, twist
Length
20, 25 or 35 seconds
Voice
Pace, accent, energy
Ending
Loop back, takeaway, open question
Image style
Flash photo, 3D cartoon, illustration
Topic
Which stories your audience stays for

The rules it follows

A test you can trust

  • One change per batch

    Everything else stays the same, so the result means something.

  • At least three videos a side

    One video proves nothing. In our first batch, each side had one hit and one dud.

  • Rates, not raw views

    Since March 2025 a Short counts a view the moment it starts. What matters is how many stayed.

  • Medians, not averages

    One runaway video shouldn’t decide a test.

  • “No clear winner” is a result

    Keep the current style, test the next thing, come back later.

Read the full method →

Lab log

We run our own channel on it, in public

Every batch we post goes in the lab log: what we tested, both sides, the real numbers and what we changed. Tests that lost stay in too. Follow along as the channel grows from zero.

Open the lab log

From the blog

Notes from the experiments

Your next batch could be the one that teaches you something.

Start your channel