Early evidence suggests Google AI Overviews may be hitting Wikipedia like agents hit StackExchange
emollick · x · 2026-08-29
Ethan Mollick shares early evidence that Google AI Overviews may be doing to Wikipedia what coding agents did to StackExchange: users get AI-generated answers directly on the results page and stop clicking through to the source sites. The attached charts and cited link back this up with traffic data. The pattern echoes StackExchange's decline as AI coding tools rose, suggesting AI summaries are systematically draining traffic from open knowledge platforms.
Related event: Study: Google AI Overviews Cut Wikipedia Traffic by ~5%(2 posts)→
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