GPT-5.5 vs Kimi K2.7 Code

GPT-5.5 against Kimi K2.7 Code
GPT-5.5Kimi K2.7 Code
Coding index71.353.4
Benchmarks behind it Verified, 5 benchmarks Verified, 4 benchmarks
Output $/Mtok$30.00$4.00
Cost per solved task$1.65$0.35
Context window1.05M262K