Reflection AI assembled pre-training, mid-training, and reinforcement-learning teams, trained its first models end-to-end, and released Beam as its first open model.

“order of a hundred plus so you know a couple hundred researchers and engineers to build one of these things like a true rocket ship project and we're now at around 300 people and you know assembled all the teams on pre-training mid-training reinforcement learning scaled up our you know trained our first models end-to-end and just you know released a model called beam which is reflections first open model”