ResearchBenchmarksQuestion Answering on MMLU (Aggregate Accuracy and Delta)Question Answering on MMLU (Aggregate Accuracy and Delta)Follow83.7AccuracyLinUCB79.51581.607583.785.7925Feb 23, 2026Evaluation resultsMethodMethodLinksAccuracyDelta (pp)LinUCBContextual=trueContextual=true2026.0283.79.3