Cursor Open-Sources Mixture-of-Kittens (MoK): A Deterministic MoE Training Megakernel for GB300 NVL72 Racks

Cursor Research has open-sourced Mixture-of-Kittens (MoK), a megakernel for efficient mixture-of-experts training that integrates communication and computation, achieving up to 2.37x throughput improvements on NVIDIA GB300 NVL72 racks.