PANews reported on December 31st that Kimi, the company behind the Dark Side of the Moon, has completed a $500 million Series C funding round, valuing the company at $4.3 billion post-money. IDG led the round with $150 million, while existing shareholders including Alibaba, Tencent, and Wang Huiwen oversubscribed; Wang Huiwen has invested a total of $70 million. CEO Yang Zhilin stated that the company has cash reserves exceeding 10 billion RMB and is not in a hurry to IPO. Kimi is promoting a membership-based model called "OK Computer" for its agent product, and its overseas API revenue has quadrupled since November; the number of global paying users has grown by 170% monthly. The new funds will be used to expand GPUs and accelerate K3 model training, aiming to catch up with the forefront in pre-training and focus on agent commercialization.