The full download of the Kimi K3 model weights is approximately 1.4 terabytes, while the MXFP4 quantized version is about 594 gigabytes

From the articleMoonshot AI releases Kimi K3 open weights making the world's largest open-weight model free to download - Startup FortuneAlso in Kimi K3 Is 'Free' Now — Here's Why You Still Can't Run It, Kimi K3 Open Weights Are Here: How to Self-Host the 2.8T-Parameter Model (Hardware, vLLM, and Data Sovereignty)