ResearchBenchmarksPer-qualification unsound classification on Hiring Assistant (test)Per-qualification unsound classification on Hiring Assistant (test)Follow0.849KappaSPEAR-0.033960.195270.42450.65373May 25, 2026Evaluation resultsMethodMethodLinksKappaSPEARN (best-of-N)=3, 5, Ag...N (best-of-N)=3, 5, Agent Model=GPT-5.42026.050.849TextGradN (best-of-N)=1, 3, Ag...N (best-of-N)=1, 3, Agent Model=GPT-4o2026.050GEPAN (best-of-N)=1, 3, Ag...N (best-of-N)=1, 3, Agent Model=GPT-5.42026.050