University of Copenhagen study finds AI chatbots reduce answer diversity
Researchers at the University of Copenhagen tested large language models and found they provide less diverse answers than standard search engines.

Study tests multiple artificial intelligence models
Scientists examined how 27 different large language models respond to questions across 155 topics. The testing process compared these AI responses against results from Google's standard search engine.
AI answers show significant lack of variety
The research indicated that the information presented by the best performing model was almost 19 percent less diverse than usual. This trend suggests a narrowing selection of views and restricted interpretation for users relying on these tools.
Experts warn of knowledge homogenization risks
Researchers believe this pattern could push certain content to the edges of accepted knowledge while making other material dominant. Such a shift might eventually lead to a world where people possess less awareness and intelligence than today.
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