GPT-5.1 vs Kimi K2.7 Code

GPT-5.1 against Kimi K2.7 Code
GPT-5.1Kimi K2.7 Code
Coding index40.453.4
Benchmarks behind it Verified, 3 benchmarks Verified, 4 benchmarks
Output $/Mtok$10.00$4.00
Cost per solved task$1.02$0.35
Context window400K262K