Moonshot AI has made available an open-source library called MoonEP, designed to improve communication efficiency between experts in distributed Mixture-of-Experts workloads. The library, released under an MIT license, aims to simplify the process of expert-parallel communication at scale. The announcement coincided with the release of model weights and technical information for the Kimi K3 model. The library is intended to support the development of more efficient and effective Mixture-of-Experts models. This release could help accelerate advancements in the field of artificial intelligence.