Geosed
GEO Knowledge Hub & Magazine

Visibility in the era of ChatGPT, Perplexity & Claude

Practical guides and technical documentation on optimizing for generative AI search systems — for businesses and agencies who want to understand how they become visible in AI answers.

GEO Guide2 min read
Example simulationAustin

"Which provider for bookkeeping services in Austin do you recommend?"

Mention:Yes, with source
Link:Own website

Illustrative example, not a real measurement.

GEO Foundations·Geosed Editorial Team

What is Generative Engine Optimization (GEO)?

How GEO relates to classic SEO.

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Crawlers & robots.txt

robots.txt and AI crawlers: what to watch out for

Which crawler rules matter for search, training, and user-triggered fetches.

1 min readRead more
Measurement & Metrics

Mention vs. citation: why the distinction matters

How Geosed measures mentions and source links independently.

1 min readRead more
Measurement & Metrics

Measuring AI Visibility: Methodology, Metrics, and Limits

The metrics that actually describe AI visibility — and where the methodology hits its limits.

1 min readRead more
GEO Foundations

Answer Engine Optimization (AEO) vs. GEO: What's the Difference?

AEO and GEO describe the same underlying practice — here's where the terms come from.

1 min readRead more
Practical Guides

Getting Found in ChatGPT and Perplexity: A Step-by-Step Guide

The technical and content prerequisites for showing up in AI answers.

1 min readRead more
Tools & Comparisons

The Best GEO Tools Compared

A criteria-based comparison with disclosed methodology — published by Geosed.

2 min readRead more

More articles are added regularly.

robots.txt recommendation for AI search engines
# OpenAI ChatGPT Search
User-agent: OAI-SearchBot
Allow: /

# Perplexity AI
User-agent: PerplexityBot
Allow: /

# Anthropic Claude
User-agent: ClaudeBot
Allow: /

# Google Gemini (Trainingsdaten, optional)
User-agent: Google-Extended
Allow: /

Add these lines to your existing robots.txt so AI search engines like ChatGPT Search and Perplexity can crawl your site.

GEO glossary

The most important Generative Engine Optimization terms, explained simply.

4 key terms
Citation rateMetric

The share of test questions in which an AI language model lists your website as a clickable source in its answer.

Brand share of voice in AI answersAnalysis

Measures how often your own brand is named relative to direct competitors on neutral industry questions.

RAG (Retrieval-Augmented Generation)Technology

The process services like Perplexity or ChatGPT Search use to search live web pages so an answer is enriched with current facts before it is generated.

Knowledge graph disconnectRisk area

Occurs when details differ between your Google Business Profile, directory listings, and your own website, which makes AI models trust the information less.

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