Kimi K3 launched with 2.8T parameters and 1M context

Moonshot AI's Kimi K3 is a 2.8-trillion-parameter, native multimodal model with 1 million-token context and up to 6.3x faster decoding using Kimi Delta Attention. It scores 57 on the Artificial Analysis Intelligence Index, comparable to Opus 4.8 and GPT-5, and ranks 3rd on VoxelBench.