The Pile

EleutherAI's Pythia-410M model, trained on The Pile corpus, shows that neural network knowledge forms through gradual accretion rather than sudden ignition, with Paris reaching 15% probability as capi…

A developer trained a large language model from scratch using plain PyTorch, implementing the full post-training pipeline including SFT, reward modeling, DPO, PPO, and GRPO on public datasets, all run…