Training# Axolotl DeepSpeed Distributed PyTorch Distributed TensorFlow Finetuning GPT-OSS Finetuning Llama 4 Finetuning Llama 3 Finetuning Llama 2 nanochat NeMo NeMo RL Ray TorchTitan Training on TPUs Unsloth Verl (RLHF) Vertex AI