GreenPT
GreenPT announced that Moonshot AI's Kimi K3, described as the largest open-weight model ever released, is now available on its OpenAI-compatible API running on 100% renewable European energy. Kimi K3 is a 2.8-trillion-parameter Mixture-of-Experts model with full open weights released on 27 July 2026, combining native The GreenPT post details key architectural changes powering K3's efficiency: Kimi Delta Attention, used in 69 of 93 layers, decodes up to 6.3× faster than conventional attention, while Attention Residuals improve token efficiency by about 25% for around 2% extra compute. K3 ships with native MXFP4 weights from quantiza