Kimi K3 leads open-weight models in Agent Arena with +10% score

Moonshot AI releases Kimi K3 open weights and infrastructure after shaking up the frontier model race

Moonshot AI releases Kimi K3 open-weights (2.5x intelligence per compute), matching frontier models at lower cost. Open infrastructure democratizes frontier access; cyber and math gaps signal distillation, marking market shift toward precision models for specific domains over generic benchmarks.