Human search engine

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A human search engine is a search engine that uses human participation to filter the search results and assist users in clarifying their search request. The goal is to provide users with a limited number of relevant results, as opposed to traditional search engines that often return many results that may or may not be relevant.

Examples of human search engines include ApexKB, ChaCha, and the now defunct NowNow (from and Sproose.

See also[edit]


  • ""Human-Powered" Search Engine ChaCha Gets $10 Million — Digital Media Wire". Archived from the original on 2008-10-12. Retrieved 2008-01-01.
  • "Wikipedia to launch human search engine - Editors Weblog". Archived from the original on 2007-10-11. Retrieved 2007-10-11.
  • "hengine: The Human Search Engine - hengine". Retrieved 2009-06-11.
  • "DMOZ - ODP". Archived from the original on 2017-03-17. Retrieved 2009-06-11.