Reflection AI open-sources Beam’s weights, post-training recipes #Technology #AI #AIResearch #reflectionai #huggingface #largelanguagemodel #beamweights #posttraining

A new arXiv paper details Rufus-Air, an open post-training recipe for the 106B-A12B GLM-4.5-Air-Base model, walking through an eight-stage pipeline covering SFT, multiple RL stages, agents, and RLHF, plus data, reward,…

#OpenSource #LLM #PostTraining #AIResearch
https://arxiv.org/abs/2609.29421