Series archive
Model vs Model
Every edition of Model vs Model, newest first. Each one is a fixed snapshot of a completed period; the figures never change after publication.
6 published editions · newest first · measured, never estimated
Every edition
Each edition covers one complete period. Figures are computed when the edition is generated and never change afterwards.
Perplexity vs Google AIO: Where They Get Their Answers · August 2026
Two AI models, 114,314 citations in August 2026 — and clearly different reading habits.
Gemini vs ChatGPT: Where They Get Their Answers · July 2026
Two AI models, 63,430 citations in July 2026, and clearly different reading habits.
Claude vs ChatGPT: Where They Get Their Answers · July 2026
An analysis of 34,876 Claude citations and 12,478 ChatGPT citations reveals stark differences in source selection alongside moderate rank agreement.
Grok vs Google AI Mode: Where They Get Their Answers · May 2026
Grok and Google AI Mode reveal distinct citation habits across thousands of analysed responses, showing clear divergence in their source mixes.
Google AIO vs Google AI Mode: Where They Get Their Answers · June 2026
An analysis of citation patterns reveals how Google AIO and Google AI Mode diverge in their reliance on specific domains and platforms.
Claude vs Perplexity: Where They Get Their Answers · July 2026
An analysis of July 2026 data reveals starkly different reading habits between Claude and Perplexity, from video platforms to encyclopaedias.
Where next
This archive collects one series. The live boards below carry the same measurements, updated continuously rather than per edition.
Other seriesCitation MoversWhat Gets CitedAI Citations ReportAds in AIWeb AI Access ReportWhat AI Asks the WebHow AI SearchesHow Each Assistant SearchesHow AI Sources Differ by CountryHow AI WantsThe Desire AtlasDesire Movers
Live leaderboard
The GEO Index
The websites AI search cites most — every model aggregated, with weekly movers and per-model and per-market editions.
Updated hourly
Live leaderboard
The AI Desire Index
What AI assistants want from a brand: attraction, affinity and attachment for every brand in every category, indexed and refreshed weekly.
Refreshed weekly
Data story
The Category Report
How AI shops for Britain: the brands ChatGPT, Claude and Gemini actually recommend across 20 consumer categories, told as an animated story.
Refreshed weekly
Live leaderboards
The Category Index
The board behind the story — every category ranked: brand visibility, citation share and how often a read page actually gets cited.
Refreshed weekly
Explorer
The AI Source Index
Dig into which sources each model trusts, filterable by market — compiled into a quarterly report you can download as PowerPoint or PDF.
Updated hourly
Reference
Methodology
How every number is measured: real AI answers, counted not estimated, with sample sizes and limitations stated on every page.
The rules behind it all
Start here
Insights overview
The whole picture in one page: every live board, every data story and every published analysis, with what each one answers.
The map of everything