Kimi K3 K3 is the next generation of open frontier models from Moonshot AI. It is the world's first open 3T-class model, designed for frontier intelligence across long-horizon coding, knowledge work, and reasoning. What to expect New architecture built on Kimi Delta Attention and Attention Residuals Native agentic capabilities: tool calling, browsing, and multi-step planning Extended context window designed for repository-scale code understanding Open weights, released right here on this page St...