号称比 GLM 5.2 高效 3-4 倍，老美也开始卷开源了 有意思的是中国开源模型通常盯着Claude、GPT比，老美的开源模型盯着中国的 GLM 比。看来别人碗里的东西都是香。 Introducing Beam: a highly efficient agentic open model with 501B total parameters and 23B active. - Frontier reasoning efficiency - Advances the Western open frontier on coding & agentic tasks - Trained end-to-end from scratch Full weights release this month. Learn more about Beam: reflection.ai/beam