01 The problem
You publish and hope.
Every creator hits publish without knowing how their audience's brain will actually respond. No data. No preview. Just guesswork and a view count two days later.
02 The science
Brains are predictable.
Neuroscientists have mapped how attention rises and collapses in response to motion, faces, pacing, and emotional arc. The signals are real. The patterns are measurable.
Visual Cortex
Frame saliency, luminance shock, and motion energy scored per frame.
Neural Audio
BPM sync, voice prosody, and spectral surprise index per second.
Emotional Arc
Valence trajectory modelled to predict when viewers feel, then leave.
03 The product
XenrexAI reads it.
Drop your edit. Within seconds you get an attention curve, a composite score, platform specific hook grades, and a plain English fix list before you ever hit publish.
04 passes
Visual → Audio → Attention model → Verdict.
7 signals
Every metric a neuroscientist uses to study focus.
3 platforms
TikTok, Reels, and Shorts scored separately.
04 The result
Stop guessing.
Creators who scan before publishing fix the drop off points that kill retention. The edit at 40% completion becomes 64%. The difference is knowing where to look.
Read minds.
Before they scroll away.
What XenrexAI reads
Frame by frame. Second by second. Every signal your brain responds to.
XenrexAI models attention, arousal, emotional arc, and platform compliance. Giving you a concrete roadmap to fix your edit before it goes live.
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MP4 or MOV · up to 60 seconds · short-form content
Signal library
Every signal a brainresponds to, quantified.
Not vanity metrics. The same signals neuroscientists use to study attention, applied to your cut before an audience ever sees it.
Hook window
The first 1–3 seconds scored for novelty, motion, and faces. These are the exact triggers that decide whether a thumb keeps scrolling.
Pacing rhythm
Cut frequency and shot length mapped against arousal to find where pacing matches the emotional beat and where it fights it.
Face & gaze
Human faces and eye contact are the strongest attention magnets. XenrexAI tracks when they appear and when they disappear.
Emotional peaks
Moments of surprise, tension, humour and reward are flagged as the spikes that make a viewer's brain want to keep watching.
Drop-off risk
XenrexAI finds the seconds where attention is likely to collapse from flat pacing, repeated beats, or dead air.
Retention forecast
All signals combine into a predicted average watch time and completion rate, benchmarked against your platform and format.
Stop guessing.
Start reading.
Run your next edit through XenrexAI before you publish and see your video the way your audience's brain will.
Scan my video