The National Supercomputing Internet has launched the Kimi K3 model API service, offering pay-as-you-go access for enterprises and developers. The Kimi K3 is an open-source large model with approximately 2.8 trillion parameters, featuring Kimi Delta Attention, Attention Residuals, and Stable LatentMoE architecture. It supports a 1 million token context window and multimodal capabilities, ranking first in the Frontend Code Arena with a score of 1679. The platform integrates various domestic open-source models, including Kimi-K3, DeepSeek-V4, Qwen, MiniMax-M3, and GLM-5.2, supporting text, image, video, and voice functionalities. Users can access these services via the official website without the need for self-built computing clusters or complex environment setups.