llms.txt: what it is, how to create it and why it doesn’t help (yet)
Does llms.txt help you show up in ChatGPT or Google? What it is, how to set it up and what the real data says (SE Ranking, Ahrefs, Google). An honest verdict from Rafa Villaplana.
Categoría
AI Search (GEO)
How to measure your brand’s visibility in ChatGPT, Gemini and Perplexity
How to measure your visibility in ChatGPT, Gemini and Perplexity: which metrics matter (share of voice, not rankings), which free sources to use and how to build your own system. A guide by Rafa Villaplana.
How AI cites sources in 2026: training, RAG and grounding
Training, retrieval and grounding: how ChatGPT, Perplexity and Google’s AI select and cite content, and what you can really optimise. A guide by Rafa Villaplana.