Google Search & Updates
Search Algorithm
The set of rules and systems search engines use to rank pages in search results.
CurrentLast updated: 2026-09-16
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Definition
Google Search & UpdatesA search algorithm is the set of rules, systems, and models that search engines use to determine the ranking of pages in search results. Google's search algorithm evaluates hundreds of signals and uses multiple systems (like RankBrain, BERT, Helpful Content System) to deliver relevant results.
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