Ai2's new Olmo 3.1 extends reinforcement learning training for stronger reasoning benchmarks

Ai2 updates its Olmo 3 family of models to Olmo 3.1 following additional extended RL training to boost performance.
Nature

This AI model ‘studied’ physics — and learnt to forecast extreme weather

Combining artificial intelligence with a conventional climate model can predict heatwaves faster than the standard model ...