PufferLib 5.0 Sets New RL Records on Craftax and NetHack

PufferLib 5.0 delivered a batch of RL breakthroughs: doubled SOTA on Craftax, a multi-task drone policy, self-play mastery of Robocode, and a 5x SOTA agent on NetHack that beats the best scripted bots.

2026-09-14 ~ 2026-09-14 · 4 related posts

• PufferLib 5.0: Five Coolest RL Results, from Multitask Drone Policies to Selfplay Robocode Champions — jsuarez · 2026-09-14
• PufferLib 5.0 Doubles SOTA RL Performance on Craftax, Reaching 71% Max Return — jsuarez · 2026-09-14
• RL agent beats hand-coded AutoAscend on NetHack with PufferLib 5.0, 5x prior SOTA — jsuarez · 2026-09-14

1 near-duplicate retellings: j_foerst