See who wins the answer when ChatGPT and Gemini pick a brand
Add your direct competitors and Lumen tracks them alongside your brand on every monitored prompt — so you know not just whether you appear, but whether you rank above or below them.
Start freeUnlimited competitors per plan
Add as many local and regional competitors as you need to get the full picture of your category.
Head-to-head comparison
See, prompt by prompt, who came first, second, or was left out of the answer entirely.
Share of Voice chart
Measure what percentage of total mentions in your category belong to you versus each competitor.
Catch competitive shifts early
If a competitor starts gaining ground on a question where you used to lead, you find out with data, not a guess.
Add your competitors
Load the name of each competitor you want tracked alongside your brand.
Lumen measures every run
Every time we run a prompt, we evaluate your brand's position and each competitor's position in the same answer.
Compare on the dashboard
Check the competitor comparison chart and share of voice by period.