Zumi resources

Intelligence for the answer economy.

Practical research and field guides for teams building visibility across AI search.

Featured guide

Citation analysis tools for AI search: what to check

Citation analysis tools for AI search should list sources by engine, answer, and owner. What to check, and what citations can't prove. Read the guide.

Zumi Research4 min read
Read the guide
Latest

Ideas you can put to work.

26 articles
01
Guide

How to compare AI search tracking tools

A two-day trial for comparing AI search tracking tools on the same questions, with the day-to-day change that counts as normal. Read the guide.

02
Playbook

How to track a brand in AI Overviews and AI Mode

AI Overviews and AI Mode cite different sources and change daily. How to set up tracking that holds up, based on 77 tracked Google answers.

03
Guide

Product visibility in AI answers: why counts break

Product visibility in AI answers breaks in five ways, from one product split across names to retailer pages. How to fix the count. Read the guide.

04
Guide

AEO vs GEO: which term engines and buyers use

AEO and GEO name the same work. Zumi data shows which term buyers search for worldwide and in four markets, and which AI engines use.

05
Research

For One India Beauty Buyer, AI Engines Agree on the Source Before the Brand

Across 54 India beauty search queries, 7 of 8 buyer segments show AI engines agreeing more on brands than sources. One segment inverts it.

06
Research

The dark funnel in AI search, measured

Across 77 tracked answers, Google AI Overviews used the term dark funnel in 8 of its 25. Gemini used it twice, AI Mode once. Read the research.

07
Research

Gemini, AI Overviews, and AI Mode cite differently

Zumi asked one question across Gemini, AI Overviews, and AI Mode for 19 days. The three engines cited 362 domains and shared 9. Read the study.

08
Guide

How to evaluate AI visibility tools as answers shift

AI answers change daily. Zumi data shows how much, and what that means when choosing AI visibility, AEO, or GEO tools. Read the guide.

09
Guide

AI Search Intelligence metrics that matter

Four AI visibility signals answer four different questions. Learn how to read each one without hiding the result in a composite. Read the guide.

10
Playbook

How to write content that AI engines cite

AI citations concentrate on a few dozen domains. Zumi data shows how few, and what that means for writing content AI engines cite. Read the guide.

11
Strategy

Branded search in the AI era: the brand narrative

Branded search was the safest territory in digital marketing. AI answers have changed that, and most brands have not noticed. Read the guide.

12
Playbook

How to audit competitor AI visibility

How to run an AI visibility audit on competitors and map which questions each rival owns across AI engines. Read the guide.

13
Playbook

GEO for SaaS: The category ownership playbook

How SaaS companies establish and defend category ownership in AI answers, and why challengers can win it faster than expected. Read the guide.

14
Research

How B2B Buyers Use AI When Researching Vendors

The verified research on B2B AI adoption in purchasing, and what it means for how and when brands need to appear in AI answers. Read the research.

15
Playbook

Entity Optimization: The AI Visibility Foundation

AI engines are entity-first systems. Before recommending a brand, an engine needs to recognize it as a coherent, well-attested entity. Read the guide.

16
Guide

GEO vs. SEO: Differences and How to Allocate

GEO and SEO reward different signals, not different degrees of the same one. What diverges, what carries over, and how to allocate budget.

17
Research

How Perplexity decides which sources to cite

Perplexity runs the strictest quality gate of any major AI engine. Here is what determines whether a brand's content makes the cut. Read the guide.

18
Playbook

How to get a brand mentioned in ChatGPT answers

SEO for ChatGPT works differently from Google SEO. The four signals that decide which brands get mentioned, and how to track the result.

19
Playbook

How to baseline AI visibility before buying a tool

A manual AI visibility audit starts with fixed questions, declared scope, raw answers, and separate signals. Build a defensible first read.

20
Research

State of AI search, October 2026: the verified data

Verified, sourced numbers on AI search as of October 2026: adoption is settled, B2B buyers lead, and clicks fall when AI answers appear.

21
Strategy

AI visibility is not the product

Measurement-only GEO tools stall the moment the number arrives. The durable value is the loop: diagnose, act, then see it improve.

22
Guide

What is Generative Engine Optimization (GEO)?

A complete introduction to Generative Engine Optimization: what GEO is, why it matters, and how it differs from traditional SEO. Read the guide.

23
Research

How AI engines decide what brands to mention

What published research says about the signals behind brand mentions in ChatGPT, Google's AI features, Perplexity, and Claude. Read the research.

24
Strategy

The CMO guide to AI Search Intelligence

A 90-day operating model helps CMOs measure AI discovery, assign action, and report clear limits without inventing causal ROI. Read the guide.

25
Research

AI engine comparison: which drives purchase intent

What public market-share and conversion data says about which AI engines matter most for which buyer types, and how to prioritize. Read the guide.

26
Guide

AI visibility platform for agencies managing multiple client brands

What agencies should look for in an AI visibility platform for tracking, reporting on, and pricing AI visibility work across a full client roster.

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