Kimi K3.1 Pro model weights are out

Kimi K3.1 Pro, an open-weight multimodal AI model with 2.8 trillion total parameters and a 1-million-token context window, has been released with significant improvements in coding, 3D creation, and agentic capabilities. The model uses a Mixture-of-Experts architecture with Gated DeepSeek Sparse Attention for efficient long-context processing and demonstrates competitive performance across multiple benchmarks compared to Claude, GPT-6, and DeepSeek models.