The Mentionova research library

The new front page is an AI answer. We measure it.

Field reports on how AI search actually works — which engines cite which sources, where visibility is won and lost, and how fast buying behavior is moving. Numbers-forward, every claim sourced.

ReportLive

The State of AI Search, 2026

900M weekly ChatGPT users, a 25% drop in classic search, and a zero-click majority. The data behind the shift from ten blue links to one answer.

12 min · 9 charts
ResearchLive

How AI engines choose what to cite

Reddit drives 40% of AI citations; the WSJ doesn't crack the top 20. A teardown of citation behavior across ChatGPT, Perplexity, Gemini and Google AI — and why it swings overnight.

11 min · 7 charts
PlaybookLive

The GEO playbook: what gets you cited

A Princeton benchmark lifted AI visibility up to 40%. We break down the moves that worked — statistics, quotes, citations, structure — into a repeatable playbook.

13 min · 8 charts
Field guideSoon

Why Reddit runs the AI answer

The community platform the models trust most — how a single thread becomes part of your AI citation, and how to earn one honestly.

In research
BenchmarkSoon

The six-engine divergence index

The same prompt, six different verdicts. How far apart the engines really are about the same brand — measured weekly.

In research
PlaybookSoon

Comparison pages in the AI era

Why "X vs Y" pages are the highest-leverage asset for getting cited — and how to structure one the models will quote.

In research