r/reinforcementlearning

Reinforcement learning research discussion.

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Latest from r/reinforcementlearning

  1. Breaking down how Anthropic actually achieved a 2x R&D speedup in just one year1d ago
  2. [P] Pilot: self-play checkpoints that judge bot fights better judge human fights worse (ρ = −0.73), and my opponent-model "memory gain" turned out to be a baseline artifact2d ago
  3. Blogs kind of resources for RL2d ago
  4. PPO on Temple Run: pixels did worse than random, so I read the game's memory instead (lessons + 30-run eval)2d ago
  5. Multiple robots in one MuJoCo world vs. one robot per parallel environment.2d ago
  6. [Project] Aionterra: learning from different bodies in one continuous world3d ago
  7. In long-horizon agentic RL, tokens/sec is the wrong metric. Your trainer is waiting on stragglers4d ago
  8. "Could a modern chess engine on a Pentium have defeated Kasparov in 1996?", Nicholas Carlini 2026-11 (another chess time travel experiment)4d ago
  9. Thoughts on current state of RLlib?4d ago
  10. Rebuilt the "inside the RL agent's brain" visualization on corrected results two of its old claims didn't survive4d ago
  11. Corrected version of my "can an RL agent tell its world is fake" experiment: a GAE bootstrap bug barely moved the result, but follow-up controls changed what it means4d ago
  12. SARSwarm: 4 AI drones (Multi-head) SAR mission (Metis-Core v0.4.2-Alpha)4d ago
  13. I trained a 4-drone autonomous combat swarm using continuous PPO in Unity 6 with sub-0.1ms Sentis inference (Zero NavMesh)5d ago
  14. [Research] Does LeWorldModel preserve local action geometry? Implications for model-based RL and planning5d ago
  15. Tried Claude + ElevenLabs to turn my article into a video - here's the summary at the end, full video link in the description5d ago
  16. Fine-tuning a humanoid locomotion policy on scanned real-world sand: stock policy fell, fine-tuned held. How do you validate terrain physics in sim?5d ago
  17. Help me build a superhuman STS2 teacher (OstyAI)6d ago
  18. DeepSeek's "Exploring Super-Agent Design" explained in under 3 minutes! A fresh perspective on how agentic AI harnesses are designed and why they matter.6d ago
  19. Frame sampling can't prove something isn't in a video6d ago
  20. whichever the current rules list Same text, shortened, with focus on imitation learning data requirements.6d ago
  21. critique wanted: my agents' learning rate and discount come from their personality, plus a reward penalty i know is wrong6d ago
  22. Exponential tilt view of RLVR: Stiemke duality decides when a pass@1 gain is free, and Karlin total positivity bounds the pass@k crossings6d ago
  23. League of Legends (Patch 26.19) - Ezreal AI 1v16d ago
  24. Reward misspecification in documented cases (CoastRunners and others): how do you check that a high-return policy does what you intended?6d ago
  25. RL From Scratch: Introducing my NeatRL Library for Running RL algorithms7d ago

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