TY - RPRT TI - Systematic benchmarking demonstrates large language models have not reached the diagnostic accuracy of traditional rare-disease decision support tools AU - Reese, Justin T. [Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA (United States)] (ORCID:0000000221702250) AU - Chimirri, Leonardo [Charité Universitätsmedizin Berlin (Germany)] (ORCID:0000000269128518) AU - Bridges, Yasemin [Queen Mary University of London (United Kingdom)] AU - Danis, Daniel [Charité Universitätsmedizin Berlin (Germany)] AU - Caufield, J. Harry [Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA (United States)] (ORCID:0000000157057831) AU - Gargano, Michael A. [Jackson Laboratory for Genomic Medicine, Farmington, CT (United States)] AU - Kroll, Carlo [Queen Mary University of London (United Kingdom)] AU - Schmeder, Andrew [Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA (United States)] AU - Liu, Fengchen [Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA (United States)] AU - Wissink, Kyran [Charité Universitätsmedizin Berlin (Germany)] AU - McMurry, Julie A. [University of North Carolina, Chapel Hill, NC (United States)] (ORCID:0000000293535498) AU - Graefe, Adam S. L. [Charité Universitätsmedizin Berlin (Germany)] AU - Niyonkuru, Enock [Jackson Laboratory for Genomic Medicine, Farmington, CT (United States)] AU - Korn, Daniel R. [University of North Carolina, Chapel Hill, NC (United States)] AU - Casiraghi, Elena [Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA (United States); Università degli Studi di Milano (Italy); European Laboratory for Learning and Intelligent Systems (ELLIS), Milan (Italy)] (ORCID:0000000320247572) AU - Valentini, Giorgio [Università degli Studi di Milano (Italy); European Laboratory for Learning and Intelligent Systems (ELLIS), Milan (Italy)] (ORCID:0000000256943919) AU - Jacobsen, Julius O. B. [Queen Mary University of London (United Kingdom)] AU - Haendel, Melissa [University of North Carolina, Chapel Hill, NC (United States)] (ORCID:0000000191148737) AU - Smedley, Damian [Queen Mary University of London (United Kingdom)] (ORCID:0000000258369850) AU - Mungall, Christopher J. [Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA (United States)] AU - Robinson, Peter N. [Charité Universitätsmedizin Berlin (Germany); Jackson Laboratory for Genomic Medicine, Farmington, CT (United States); European Laboratory for Learning and Intelligent Systems (ELLIS), Milan (Italy)] (ORCID:0000000207369199) PY - 2026 DO - 10.1038/s41431-026-02054-5 UR - https://www.osti.gov/biblio/3029007 ID - 3029007 ER -