One number to know whether your brand is gaining or losing ground in AI
Lumen turns every mention and every ranking into a 0–100 Visibility Score — easy to read, easy to share with your team, and comparable week over week to see if your GEO strategy is working.
Start freeOne score, not a loose ranking table
The Visibility Score combines mention + position into a single number: 100 if you're the #1 answer, 0 if you're not mentioned.
Clear trend over time
Watch the daily or weekly evolution chart and immediately spot whether a campaign or content change moved the needle.
Share of Voice vs. competitors
Know what portion of total mentions in your category belong to you, month over month.
Visible danger zone
The score flags when you're close to disappearing from answers, so you act before losing visibility entirely.
We run your prompts daily
Every execution against ChatGPT and Gemini feeds the score calculation.
We calculate the Visibility Score
We combine whether you were mentioned and at what position, weighted by actual mention frequency — not just average rank.
Track the trend and act
Use the score to prioritize which prompts and which content need work.