Resources

Everything we know about AI search, written down.

Guides, original research and a working glossary for ranking in Google and getting cited by AI engines.

Reviewed against E-E-A-T standardsUpdated quarterly for AI search

01Educational guides 02AI SEO research 03SEO glossary 04SEO questions, answered 05Quick FAQ 06Life at Raechal

Start with the guides.

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Zero-Click Search Strategies for 2026

How to thrive when AI models answer user queries directly on the search page, and how to optimize for brand visibility when clicks decrease but intent increases.

14 min readAdvancedZero-Click, Brand Visibility, Intent

Technical SEO Checklist 2026

Step-by-step technical audit framework covering Core Web Vitals, mobile optimization, XML sitemaps, SSL, structured data, URL architecture, and crawlability.

15 min readIntermediateCore Web Vitals, Schema, Crawlability

Voice Search & AI: The Future of SEO

Optimize your content for conversational voice queries and AI assistants. Covers FAQ schemas, featured snippet targeting, and natural language optimization.

11 min readIntermediateVoice Search, Conversational AI

Original research, not rehashed opinion.

Grounded in data analysis, documented case studies and real AI search response testing.

Topic Targeting over Keywords in LLMs

Why semantic understanding matters more than keyword density in 2026. A study on how LLMs group context and how to build comprehensive topic clusters.

14.1K views11 min

Multimodal SEO: Visual and Audio Search

Optimizing for Gemini and GPT-4o's ability to process images, video and audio simultaneously.

8.9K views15 min

The Citability Score: Why It Matters

How AI models evaluate content for direct citation eligibility, and the patterns that maximize citability.

2.9K views12 min

The glossary.

Working definitions of the terms that matter, each linking to a full explainer.

What is Crawl Budget?

The number of URLs Googlebot will crawl on your site within a given timeframe. Understanding it helps your most important pages get crawled and indexed efficiently.

What is Domain Authority?

A ranking score from 1 to 100 that predicts how likely a website is to rank, calculated largely from backlink profile strength.

What is Technical SEO?

Optimizing a website's infrastructure, crawlability, indexation, speed, mobile usability and structured data, so engines can discover and rank content.

What is GEO (Generative Engine Optimization)?

The discipline of optimizing content to appear in AI-generated answers from LLMs like ChatGPT, Gemini and Perplexity. The AI-era evolution of SEO.

What is E-E-A-T in SEO?

Experience, Expertise, Authoritativeness and Trustworthiness: Google's framework for content quality, and a key signal for AI citation eligibility.

What is Internal Linking?

Linking between pages on the same domain. It distributes authority, clarifies site structure for engines, and improves navigation.

Q&A library

The most-asked SEO questions, answered directly.

Grouped by intent, structured to be cited, sourced from what people actually type into Google.

Browse the answers

Behind the product

Life at Raechal.

The team, the culture and the moments behind the platform.

Open the gallery

Quick answers.

What is AI SEO?

AI SEO is the practice of optimizing your content to be cited by AI models like ChatGPT, Gemini, and Perplexity when they generate answers.

How long does it take to see results?

Results vary, but most sites see an impact on AI citations within 4 to 8 weeks of consistent, high-quality optimization.

Do I need a technical background?

No. Technical aspects like schema help, but highly authoritative text and clean formatting matter most, and any content creator can do that.

Theory into practice, in one scan.

A free audit with your citation score and a prioritized fix list, in under a minute. No credit card.

Start for free