Blog
Notes and essays on SEO, GEO, lead generation and how to make marketing end up in the P&L.
AI Brand Recognition: Why Models Confuse Your Brand
We measured how four AI models recognize Antropus: 72 real responses that show why AI confuses brands and how to fix it.
AI Visibility in B2B: there is no universal playbook
AI does not cite every brand the same way in every model. Why there is no universal AI visibility playbook in B2B and how to allocate budget with data.
The invisible share: who AI recommends
5 AI engines, invoicing software, no brand named: 55% of the recommendation goes to brands you weren't even tracking. AI hands out graph share.
GEO Audit: the definitive guide to measuring your AI visibility
What a GEO audit is and how to measure AI visibility (ChatGPT, Gemini, Perplexity, Claude and AI Overview): methodology, metrics you can actually compute, common mistakes and the real step-by-step with Antropus.
They're selling you GEO blind: zero serious studies in Spanish
Fishkin, Ahrefs, Profound, Princeton-KDD: all the rigor published on AI engine visibility is in English. In Spanish, zero. The sector is applying a map of another city. Why it matters, what Akerlof says about the market for lemons, and what Elevam Labs is measuring.
The language arbitrage: your brand is invisible to half the world's AI
We measured how ChatGPT, Gemini, Claude and Perplexity recommend brands in Spanish vs English. Only 18% overlap. 71% of the English market is captured by third parties. And publishing in English raises your Spanish visibility by 2.3×. Language is the variable Spanish GEO ignores.
How to expose your data to AI with schema, feeds and entity
Why can't your data stay only inside your website any longer? We've advised companies of 2M to 15M€ in revenue that had technically solid websites, good content and reasonable domain authority. And, without…
What ChatGPT says about your company (and how to correct it)
Why do LLMs make things up about your brand? The most solid explanation is offered by the paper Why Language Models Hallucinate by Kalai, Nachum, Vempala and Zhang ( OpenAI/Georgia Tech, September 2025 ): language…
Why AI doesn't recommend the same to everyone and how to segment your GEO visibility
Why doesn't AI recommend the same to everyone? The question seems obvious, but most GEO strategies ignore it entirely. Language models don't work like a classic search engine that returns…