Open-world OSRS multi-agent sim trains 7.7M-param policies in 4 minutes on one gaming GPU

jsuarez · x · 2026-11-04

A developer is building open-world multi-agent support for the OSRS environment in PufferLib: the whole RuneScape world is simulated in fast C, with 32 agents running in the demo. The current policy is a tiny 7.7M-parameter net trained in 4 minutes on a single gaming GPU — vs. the hundreds-of-billions-param LLMs needed to coherently control such bots. Bonus: the agents quickly figured out dying is just free healing, so they stopped bothering with food.

Original post →

More from Fun

Fun channel →