GEO (Generative Engine Optimization) is the practice of optimizing your brand's visibility in generative AI responses like ChatGPT and Gemini.
The 94% of B2B buyers already use AI in their purchasing process. If your brand doesn't appear in LLM responses, you are losing customers.
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We monitor the leading LLMs on the market
The problem
Traditional SEO no longer guarantees AI visibility. Less than 10% of top Google results appear in LLM responses.
What everyone knows
The new reality
The solution
Mention Rate
73%
↑ +12%
Average Ranking
#2.4
↑ +0.8
Share of Voice
38%
↑ +5%
Active Prompts
12
of 20
Mention trend
How it works
Define the queries that represent how your customers search for solutions in AI. We do the rest.
We run your prompts in ChatGPT and Gemini automatically every 3 days and analyze the responses.
Visualize your mention rate, average ranking, and share of voice vs competitors over time.
Numbers don't lie
usuarios activos en ChatGPT
OpenAI, 2025
de compradores B2B usan IA en decisiones de compra
Thunderbit, 2026
de las marcas no aparecen en respuestas de IA
Gartner
The GEO gap
Less than 10% of top Google results appear in ChatGPT and Gemini responses. 90% of brands are invisible to AI.
Princeton Research
More than $115B is projected to flow through LLM-influenced purchases in 2026. That money goes to the 2-7 brands AI recommends.
Gartner, 2026
65% of Gen Z and Millennials trust AI recommendations more than traditional search. Does your brand appear when they ask?
Gartner / McKinsey
Brands that monitor their AI visibility today will have the advantage tomorrow. Those that don't simply won't appear.
Why Lumen
Existing AI monitoring tools are built in San Francisco, for Anglo-Saxon brands, with English prompts. In LATAM the conversation is different: a buyer in Bogotá asks differently than one in São Paulo, and models respond differently depending on language, country, and local context. Our mission is simple: no Latin American brand should discover too late that ChatGPT is recommending their competition.
Features
Tools designed to optimize your visibility in generative engines.
Run your prompts in ChatGPT and Gemini simultaneously.
Mention rate, ranking, and share of voice vs competitors.
Automatic execution every 3 days with historical trends.
Interface in Spanish and Portuguese. Payments with MercadoPago.
Pricing
Choose the plan that best fits your business. No contracts, cancel anytime.
💳 También podés pagar en pesos argentinos, pesos mexicanos y pesos colombianos. Usamos Mercado Pago y Stripe.
Frequently asked questions
GEO is the practice of optimizing your brand's visibility in generative AI responses like ChatGPT and Gemini. Just as SEO optimizes for Google, GEO optimizes for AI engines that more and more people use to search for products and services.
Lumen AI runs your prompts (queries) in ChatGPT and Gemini automatically every 3 days. It analyzes the responses to measure whether your brand is mentioned, what position it appears in, and how it compares to your competitors.
The first data appears within minutes of setting up your prompts. To see meaningful trends, we recommend at least 2-3 weeks of continuous monitoring.
Yes. You can upgrade or downgrade your plan at any time from the billing page. Changes apply immediately without losing your historical data.
SEO tools measure your position in Google search results. Lumen AI measures your position in generative AI responses, a completely different channel where less than 10% of top Google results appear.
Every day you don't monitor your LLM presence, your competitors gain ground. Start today — it's free.
Start for free nowNo credit card · 2 free prompts · Results in minutes