Mars Finance reports that on January 28, Kimi under the Moon’s Dark Side released the K2.5 model on the 27th, which topped multiple global charts after just one day. On the authoritative ranking LMarena, Kimi K2.5 is only behind closed-source models like Claude opus4.5 and Genimi3 Pro, ranking first among open-source models. In the well-known independent evaluation agency Artificial Analysis’s ranking, Kimi K2.5 is in 5th place, also the highest among all open-source models. (Zhitong)
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Kimi K2.5 tops the global open-source chart within 24 hours of release
Mars Finance reports that on January 28, Kimi under the Moon’s Dark Side released the K2.5 model on the 27th, which topped multiple global charts after just one day. On the authoritative ranking LMarena, Kimi K2.5 is only behind closed-source models like Claude opus4.5 and Genimi3 Pro, ranking first among open-source models. In the well-known independent evaluation agency Artificial Analysis’s ranking, Kimi K2.5 is in 5th place, also the highest among all open-source models. (Zhitong)