Moonshot AI launches Kimi K3, 2.8T open-weight model

Kimi K3 features 2.8T parameters, 1M context, and native multimodal. On DeepSWE, it nearly matches Claude Fable 5 at pass@1 and exceeds at pass@4, costing ~35% of Fable's price. On DRACO tasks, it scored 71.6 mean with 77% pass rate.