Google AI Overviews Now Appear in 43% of Searches, Up from 15% a Year Ago

What happened

A new Similarweb report, covered by TechCrunch on July 27, 2026, shows Google AI Overviews now appear in 43% of all searches — up from 15% a year ago, representing a 3x growth in 12 months.

Context and impact

This shift fundamentally reshapes the web ecosystem: 43% of Google searches end without a click to an external site; when AI Mode is active, this rises to 93%. Publishers and content creators face a dramatic decline in organic traffic from Google.

Details

• AI Overviews: from 15% (July 2025) to 43% (July 2026) — 3x increase
• Source: Similarweb report analyzed for TechCrunch
• 43% of searches are zero-click; rises to 93% in AI Mode
• Google AI Overviews available in over 200 countries
• Trend signals a permanent shift from link-based SERP to AI answer
• Affected publishers and the SEO industry struggling with steep referral traffic decline