ResearchBenchmarksSafe Reinforcement Learning on Safety Gymnasium Swimmer (C=25)Follow91.4ReturnCSPO30.175246.070161.96577.8599Jun 12, 2026Evaluation ResultsMethodMethodLinksReturnCostCSPO2026.0691.44.8APPO2026.0674.722.6C-TRPO2026.0668.216.5CPPOPID2026.0667.1224.7PPO-Lag2026.0664.2630.5FOCOPS2026.0649.4830.2IPO2026.0645.3225.6CPO2026.0644.3225CUP2026.0642.3922.1EPO2026.0641.8519.2P3O2026.0640.9422.5PCPO2026.0632.5337