ResearchBenchmarksGraduate-level Science Question Answering on GPQA-DGraduate-level Science Question Answering on GPQA-DFollow23.4AccuracyNexus21.73622.16822.623.032Apr 10, 2026Evaluation resultsMethodMethodLinksAccuracyLossNexusModel Size=3B, Optimiz...Model Size=3B, Optimizer=Nexus2026.0423.41.881AdamWModel Size=3B, Optimiz...Model Size=3B, Optimizer=AdamW2026.0422.61.91AdamWModel Size=1B, Optimiz...Model Size=1B, Optimizer=AdamW2026.0421.82.124NexusModel Size=1B, Optimiz...Model Size=1B, Optimizer=Nexus2026.0421.82.102