Thibaut Legrand

Co-founder - Vydera

Auteur

Thibaut Legrand

Thibaut Legrand is co-founder of Vydera, an agency specializing in SEO and GEO (Generative Engine Optimization). With a background spanning Webflow development, content production, and SEO strategy at Digidop, a two-time Webflow Awards-winning agency, he now helps B2B companies grow their visibility on Google and in generative AI engines (ChatGPT, Perplexity, Gemini). He shares hands-on analyses and insights on SEO and GEO through the Vydera Lab.

Latest articles

Gemini, ChatGPT, Perplexity, Claude, Copilot differences?

10 March 2026

GEO / AEO

Gemini vs ChatGPT vs Perplexity vs Claude vs Copilot: What Are the Differences for Your Visibility in 2026?

Not all AIs cite content the same way. Here's what that changes for your visibility in 2026.

09 March 2026

GEO / AEO

What Is RAG (Retrieval-Augmented Generation)? And Why It Impacts Your Visibility

RAG is why ChatGPT cites some websites and not others. Here's how this mechanism works, and what it means for you.

04 March 2026

GEO / AEO

What Is Query Fan-Out? The Core Mechanism Behind LLM Search

How AI models split your searches into dozens of sub-queries before responding, and why this changes the rules of the game for your visibility.

01 March 2026

SEO

10 Prompts to Audit Your SEO and AI Visibility With Claude

10 prompts to turn Claude into your SEO and AEO assistant. Technical audits, content gaps, structured data, and AI search visibility.

25 February 2026

GEO / AEO

How to Optimize Your Content to Get Cited by AI

Your content might be great, but is it structured to be extracted and cited by AI?

23 February 2026

GEO / AEO

What Is GEO / AEO? Complete Definition 2026

ChatGPT is answering your prospects before they ever click on Google. Here's what that means for your visibility.

18 February 2026

SEO

SEO vs AEO: what actually changes (and what stays the same)

AEO isn't a new SEO. It's an extension — but one that changes how you measure and build your visibility.

30 January 2026

GEO / AEO

How Do Generative AI Responses Work?

The guide to understanding how AI generates responses and how to appear in the sources they cite.

23 January 2026

GEO / AEO

The 10 Best AEO Tools to Track Your AI Visibility in 2026

The essential tools comparison to track and enhance your presence in generative AI responses.

22 January 2026

GEO / AEO

Structured Data: Essential for SEO and AEO in 2026

Structured data is the technical foundation to exist in SEO and AEO.