Policy Leaderboard

SR Stable Success Rate

Episodes reaching stable success (%), averaged equally across tasks and four channels.

LSCR Latched Stage Completion Rate

Dependency-valid task stages ever reached (%), averaged equally across tasks and four channels.

Eff. Success-Conditioned Efficiency

Mean expert completion steps / mean policy steps to stable success, pooled across successful episodes. Averaged over tasks with success.

Bench2Dex evaluations use 50 episodes per task and channel. GPT-6-Astra uses ICL and 3 episodes per task on Full only; 1× / 10× denote execution-step budgets. Full SR is not a four-channel mean. Phoenix protocol ↗ · GPT-6-Astra protocol ↗