ChatGPT Ads versus Google Ads: what the study says
A study compares ChatGPT Ads and Google Ads. We break down conversions, CPC, sales and organic traffic, with the sample and attribution caveats.
Read edition →AI and search engines
llms.txt: what it is and whether your website needs it
What llms.txt is, how to write it and what Google says. An optional file that Google Search ignores, with an example and a rule to decide whether to create it.
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How to appear in Google AI Overviews: what works in 2026
What Google asks for to appear in AI Overviews: indexing, useful content, llms.txt, controls and measurement in Search Console. No citation promises.
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Google doesn't penalize you for using AI. It only asks you to review what you publish
On October 1, 2026, Google updated its documentation on the use of content generated with artificial intelligence.
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AI Overviews in brand searches: how to audit them
AI Overviews already appear in most brand searches and Google builds them with third-party sources. How to audit what they say about your company.
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Competitors in ChatGPT and Gemini: research their sources
AI assistants also rely on what others publish about your brand. How to research the sources, mentions and backlinks of your competitors.
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GEO Writing: how to get AI to cite or mention you
How to write so an AI cites your website or mentions your brand: direct answers, data with a source and a checklist of nine questions to review.
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Citation vs recommendation in AI: Lily Ray's study
An AI can cite your content and recommend another company. What Lily Ray found in 100 B2B queries and how to measure AI visibility without fooling yourself.
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SEO and generative AI in 2024: what changes for the user
A 2024 reading: with generative results, nothing changes for the average user and for SEO only if it was working badly. This is what I said then.
Read edition →Tell me about your project
The first call is free and with no commitment. I tell you what I would do on your site and whether it makes sense to work together.