PufferLib 5.0 ditches Python: bitwise-deterministic async training in under 10k lines of CUDA C
jsuarez · x · 2026-09-14
jsuarez details PufferLib 5.0's engineering: five levels of parallelism with bitwise-deterministic async training in under 10,000 lines of CUDA C, including Protein hparam sweeps, Constellation visualization, GPU/CPU env support, and standalone CPU eval — no Python.
Related event: PufferLib 5.0 Released: Train RL Agents in One Second(4 posts)→
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