AI RESEARCH

Answer Bubbles: Information Exposure in AI-Mediated Search

arXiv CS.CL

ArXi:2603.16138v1 Announce Type: cross Generative search systems are increasingly replacing link-based retrieval with AI-generated summaries, yet little is known about how these systems differ in sources, language, and fidelity to cited material. We examine responses to 11,000 real search queries across four systems -- vanilla GPT, Search GPT, Google AI Overviews, and traditional Google Search -- at three levels: source diversity, linguistic characterization of the generated summary, and source-summary fidelity.