04 Resources
SEO, GEO and visibility in generative engines
GEO, generative engine optimization, is the work of making a site quotable by ChatGPT, Claude, Perplexity and Google AI Overviews. It does not replace SEO: it sits on top of it, with its own formats (direct answer, sourced facts, llms.txt) and its own measurement.
Start with the guide
AI SEO agency: what it should actually deliver"AI" has become every SEO agency's sales pitch. Here is what an AI SEO agency should concretely deliver, the questions that expose the others, and why human review remains non-negotiable.
6 articles
- 7min
Practical guide
How to get cited by ChatGPT and AI search engines
What actually gets a site cited by ChatGPT, Claude or Perplexity: let the bots read it, answer straight away, source every fact, mark up only what is shown. And how to measure it without fooling yourself.
- 6min
Practical guide
Hreflang and multilingual SEO: the costly mistakes
Hreflang pointing to pages that do not exist, a poorly chosen x-default, 404s in the wrong language, untranslated titles, a language routed but forgotten elsewhere: the mistakes we found on our own multilingual sites, and how to avoid them.
- 6min
Understand
llms.txt: what it is really for
The llms.txt file promises to help AI read your site. What the proposal says, what can be verified about real usage, what Google, OpenAI and Anthropic say about it, and why we publish one anyway.
- 8min
Understand
Programmatic SEO: when it works, when it hurts
Generating thousands of pages from a database can serve your visitors or earn you a scaled content abuse penalty. What makes the difference, seen from a real estate catalogue published in six languages.
- 5min
Choose and priceThe topic guide
AI SEO agency: what it should actually deliver
"AI" has become every SEO agency's sales pitch. Here is what an AI SEO agency should concretely deliver, the questions that expose the others, and why human review remains non-negotiable.
- 4min
Choose and price
SEO agency pricing in 2026: the real numbers
How much does an SEO agency cost in 2026? Published and observed ranges, what moves the bill, the quote traps in the AI era, and the questions to ask before signing.