Across 37 shared benchmarks, Kimi K2.5 scores higher on 35 and Kimi K2 Instruct on 2. The widest gap is HLE, where Kimi K2.5 scores 50.2 against 7.9. Tracked API pricing per million tokens: Kimi K2.5 $0.60 in / $3.12 out, Kimi K2 Instruct $0.60 in / $2.50 out.
Best tracked score per model per benchmark (default configuration; source-attributed). ↓ marks lower-is-better metrics. Open either model for its full surface, provenance and pricing. Quoted rates are the price-setter row we currently track for each model — its direct or vendor-official listing where one exists (moonshot-official, direct), otherwise the lowest tracked offer.