Google's search engine market share has fallen below 90%, marking one of its weakest years since 2015. AI Overviews, introduced in May 2024, provide AI-generated summaries for search results. These summaries were found on nearly 18% of searches by 2025. Despite initial fluctuations, SE Ranking observed an increase in the presence of AI Overviews, reaching nearly 30% of searches by mid-2025. Google's focus on AI Overviews aims to solidify its dominance in the search engine market amid growing competition.
In March 2025, Pew Research also found 18% of searches came with AI Overviews.
Google AI Overviews are the roughly 250 word AI-written summaries atop some Google search results.
Research from SE Ranking found them on as many as 18% of all queries in 2024, with a dip to 7% soon after release.
Google's market share has dipped just below 90% for almost every month in 2025, indicating one of its weakest years since 2015.
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