Content strategistLive algorithm signalsIt is the fastest way I have found to see which content formats are gaining momentum before everyone in my niche copies them.
Know what will keep viewers watching before you publish.
Simulate audience response, find the moment attention breaks, and get the edit most likely to hold it.
Put the proof in frame one
Predicted to hold attention longer
+50KTrusted by creator teams at
How it works
Screen any video in three steps.
Upload a cut. Simulate the audience. Make the edit that holds them.
01
Upload your cut
Drop a rough cut, a script, or a link. Pick the platform and format.
02
Simulate the audience
Live platform signals and modeled viewers show, second by second, where attention holds and where it breaks.
03
Make the winning edit
Get the score, the confidence, and the one change most likely to keep viewers watching.
The engine
A predictive content decision engine.
Signals in. Evidence out. Every decision grounded in what audiences are rewarding right now.
Find what is about to win
See the formats, angles, and creator patterns each platform is rewarding—mapped to your niche before they saturate.
Test before you publish
Screen a rough cut against real audience signals and predict attention, trust, and retention before release.
Make the winning edit
Get the exact moment to cut, move, or rewrite, then carry the evidence into ChatGPT, Claude, or your own agent through MCP.
MCP
Your content intelligence, inside every AI.
Ask RetentionRail from anywhere
Bring live platform signals, competitor intelligence, audience models, and video analysis into ChatGPT, Claude, or your own agent through MCP.
Turn every answer into action
Generate the framing, write the script, screen the finished cut, and return exact edit instructions—without leaving your existing AI workflow.
One command, any agent
No key needed to try it.
claude mcp add --transport http retentionrail https://api.retentionrail.com/mcp
Proof
Creators ship faster when the evidence is in the room.
Content strategistLive algorithm signals
YouTube creatorCreator intelligence via MCPRetentionRail is the tab I check before every upload. It shows me what my niche is rewarding and gives me angles I can actually film.
Creative directorRetention diagnosisIt points to the exact moment viewers are likely to leave, explains why, and gives my editor a change we can test. That is wildly useful.
- 128M+
- public videos mapped to live audience signals
- <60s
- from upload to the first specific edit worth making
- 4×
- average return for creators using RetentionRail
Customer identities are withheld. Cards describe RetentionRail creator workflows. Creator imagery represents connected channels.
Never publish blind again.
Use RetentionRail for free as long as you like or get full access with any of our paid plans.
Signals in. Evidence out. Across 30+ platforms and destinations.
YouTubeTikTokInstagram
Facebook
Snapchat
Twitch
Vimeo
Kick
Dailymotion
Reddit
Pinterest
Discord
X
Spotify
SoundCloud
Substack
Medium
Patreon
Gumroad
Ko-fi
Buy Me a Coffee
Ghost
Odysee
BiliBili
Meta
Linktree
BigQuery
PostgreSQL
MySQL
Google Sheets