Research
The published record.
Everything on this shelf is computed from the AI Index’s frozen monthly editions: every ranking archived with its verbatim answers, every method published, every number reproducible by anyone. Cite it, check it, recompute it.
The living record
FROZEN EDITIONSThe monthly recordImmutable monthly editions of the AI Index: every ranking with its full answer corpus, frozen on publication.WEEKLYThe WatchThe weekly reading of what moved in AI answers, and what it means.METHODThe methodologyThe complete scoring formula and its changelog, published in full. No black box.
Studies & papers
The full paper library →RESEARCH STUDY · August 2026The Coverage IllusionResearch study No. 1: track one AI model and the number one you see is wrong in 61.4% of categories, measured from the frozen August 2026 edition.Read the paper →MECHANISM · July 2026How AI Actually Chooses What to RecommendThe mechanism behind every AI recommendation: two memories, chunk-level retrieval, and the answer-versus-citation split.Read the paper →FRAMEWORK · July 2026The AI Visibility Audit: The Complete FrameworkThe published six-layer framework for auditing AI visibility. Use it to grade any vendor, including us.Read the paper →OPERATIONS · July 2026The Crawler QuestionWhich AI bots visit your site, the five jobs they do, and whether you should let them in.Read the paper →BUYER'S GUIDE · July 2026Is Your GEO Tool Measuring Anything Real?Seven questions to ask any GEO tool before you pay for it, with a scorecard. We volunteer to be graded.Read the paper →METHODOLOGY · July 2026How CiteHawk Measures AI RecommendationsMethodology v1.1: the methodology paper as published with the July 2026 edition, covering how the AI Index collects, scores, and freezes its monthly records. The live methodology page carries the current version.Read the paper →INDEX DATA · July 2026The AIs Don't AgreeThree pages on where the eight AI models split, from the frozen July 2026 edition of the AI Index.Read the paper →INDEX DATA · July 2026Who AI Recommends: Category SpotlightA two-page spotlight on who AI recommends in a category, generated from the public Index edition. Sample: digital marketing agencies.Read the paper →VERTICAL SERIES · July 2026Vertical Intelligence ReportsDeep reports on what AI recommends in 11 service verticals, from law firms to roofing companies. July 2026 edition.Read the paper →FLAGSHIP REPORT · August 2026The AI Recommendation ReportThe flagship report on what AI models recommend and why, built from the frozen August 2026 edition.Read the paper →
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