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Source record · 2026

Source Preference in the Wild: How LLM Agents Favor Items by Source, and How to Reduce It

Jonghyun Song, Haewon Park, Jeonghoon Shim, Woojung Song and Yohan Jo

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Type
Research preprint
Publication
Seoul National University
Version used
arXiv:2610.03195v1
Source date
2 October 2026
Recorded in Atlas
23 October 2026
License
CC BY 4.0; paraphrased and linked.

Preprint. The study’s agents use search-result text, titles and URLs; they do not browse full pages or complete purchases. No separate validity period has been established for the finding.

How Atlas uses this source

Why an agent chooses your company

Sections 5 and 7; Appendix B: source identity, missing information and agent details

Source-label interventions and missing-information experiments; bounded search-result selection, not a complete buying journey.

Open the source passage
Supports this claim:Source identity can influence choice beyond item fit