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BrandsWorldCat

WorldCat in AI answers

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Data as of Sep 21, 2026 · Based on 3,332,371 AI responses across 10,526 prompts · See how Parse measures this

Every shift for WorldCat, and the week’s changes by email.

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Latest insights

  1. CompetitionAssociation of Professional Genealogists logoAssociation of Professional Genealogists is the top alternative to WorldCat logoWorldCat1 questionView competitors→View competitors

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Competitors

WorldCat logoWorldCatworldcat.org

WorldCat.org is the world's largest library catalog from OCLC, helping users find library materials online across libraries worldwide. Users can create accounts, build lists, generate citations, and refine searches with facets, with tutorials for school research and genealogy. The catalog includes hundreds of millions of books, articles, sound recordings, maps, theses, and more, enabling discovery and access through libraries and interlibrary loan.

Products and subbrands
  • WorldCat Search logoWorldCat Search

Parse Score

55

#46 of 175 in Library Management Systems

The market map · 5 of 100 labelled

Library Management Systems →
2%5%10%20%50%Category leadersSpecialistsIn the mixLong tailNamed in more AI answers →Appears earlier in the answer →KOHA PetTinyCatLibibFollett DestinyFollett Destiny…WorldCat

Where WorldCat ranks in AI

Library Management Systems#46
Genealogy Research Tools and Services#55

Association of Professional Genealogists logoAssociation of Professional Genealogists is the top alternative to WorldCat logoWorldCat

  • Association of Professional Genealogists logoAssociation of Professional GenealogistsPicked instead1 question
  • RootsMagic logoRootsMagicPicked instead1 question
  • African Ancestry logoAfrican AncestryPicked instead1 question
  • JSTOR logoJSTORPicked instead1 question
  • Legacy Family Tree logoLegacy Family TreeRanking↑1 to #5

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Top cited sources

Questions

  • youtube.com (opens in a new tab)14%
  • familytreemagazine.com (opens in a new tab)7%
  • oclc.org (opens in a new tab)5%
  • scrlc.libguides.com (opens in a new tab)5%
  • swift.cvlsites.org (opens in a new tab)5%

No contexts measured yet.

  • Mention rate
  • 21% · 2 engines

    Excerpts where WorldCat appeared in the AI's answer

    ChatGPT Search · excerpt
    WorldCat — Search for books, manuscripts, family histories, and local histories held by libraries worldwide.
    Google AI Mode · excerpt
    WorldCat If a privately printed family genealogy, rare regional roster, or local church history exists in any library catalog globally, WorldCat will help you find it.
  • 7%
  • 7%
  • 14% · 1 engine

    Excerpts where WorldCat appeared in the AI's answer

    ChatGPT Search · excerpt
    WorldCat — one of the best tools for finding where books, articles, and other library resources are available.
  • 2%