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Google AI Overviews Appear on Nearly Half of All Searches; New Tests Expand AI Features

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TLDR

Data from Similarweb and Semrush shows AI Overviews now display on 43–48% of Google searches, with Google expanding AI features across shopping ads, related searches, and Discover.

Optimixed Overview

Optimixed's original report on this story.

SERoundtable's daily forum recap reports that AI Overviews have reached critical SERP prevalence, with Similarweb tracking 43% and Semrush showing 48% across all query types—a figure that climbs higher for informational searches. Google is simultaneously testing AI-generated product descriptions on shopping ads and experimenting with AI-powered related searches based on browsing history, signaling continued integration of generative features into core search experiences.

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