ResearchBenchmarksBilevel RLHF Theoretical Complexity AnalysisFollow2Local Sample ComplexitySAIL-RevKL1.962.232.52.77Jun 30, 2026Evaluation ResultsMethodMethodLinksLocal Sample ComplexityGlobal Sample ComplexitySAIL-RevKL2026.0621PARL2026.063—SAIL2026.063—