Guotai Haitong: Kimi K3.1 Pro released; bullish on the prosperity of the open-source model ecosystem driving faster AI application deployment

Guotai Haitong released a research report stating that Moonshot AI released Kimi K3.1 Pro in the early hours of October 24, ranking fourth globally on independent evaluation intelligence indices and only 3 points behind the closed-source frontier; post-training compute has been significantly increased, topping multiple leaderboards on long-horizon coding and Agent benchmarks; API pricing has been cut by 33% versus K3, further clarifying the commercialization path for open-source models, and the bank is bullish on the prosperity of the open-source model ecosystem driving accelerated deployment of AI applications.