// FIELD NOTES

Answer Engine Optimization, tested rather than guessed

Most AEO writing is speculation about what AI engines might reward. These are notes from building an AEO platform: what we measured, what the crawlers actually do, and which changes moved citations.

FUNDAMENTALSSeptember 24, 2026 · 6 min read

AEO vs SEO — What Actually Changes, and What Does Not

AEO vs SEO compared: which tactics carry over unchanged, which shift in emphasis, and which 10% is genuinely new. The overlap, made explicit.

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MEASUREMENT7 min read

How to Check Whether AI Engines Actually Cite Your Site

A repeatable method for measuring AI visibility: build a query panel, run it across ChatGPT and Perplexity, and read the citation leaderboard.

September 24, 2026
TECHNICAL7 min read

Why Your React Site Is Invisible to ChatGPT (and How to Check in 30 Seconds)

AI crawlers do not run JavaScript, so client-rendered sites look empty to them. The 30-second test, what we found on our own site, and four fixes.

September 24, 2026
TECHNICAL6 min read

llms.txt Explained — What It Is, Who Reads It, and Whether You Need One

What llms.txt is, whether answer engines actually read it, and the SPA fallback bug that makes most implementations worse than having no file.

September 24, 2026
TECHNICAL7 min read

Schema Markup for AI Search — Which Types Actually Matter

Structured data does a different job for answer engines than for rich results. The five schema types that matter, with copy-paste JSON-LD for each.

September 24, 2026
FUNDAMENTALS8 min read

What Is Answer Engine Optimization (AEO)? A Working Definition

Answer Engine Optimization means structuring content so AI engines can extract and cite it. What actually changes versus SEO, and what stays the same.

September 24, 2026