1.4b Pythia model after SFT on the AlpacaFarm dataset 'sft' split.

Policy model from '[Reward Model Ensembles Mitigate Overoptimization](https://arxiv.org/abs/2310.02743)'
{"datasets": ["tatsu-lab/alpaca_farm"]}
transformers pytorch gpt_neox text-generation dataset:tatsu-lab/alpaca_farm arxiv:2310.02743 autotrain_compatible endpoints_compatible text-generation-inference region:us