GPT-5.6 Luna vs Kimi K2.6

GPT-5.6 Luna against Kimi K2.6
GPT-5.6 LunaKimi K2.6
Coding index58.052.1
Benchmarks behind it Verified, 6 benchmarks Verified, 3 benchmarks
Output $/Mtok$1.20$4.00
Cost per solved task$0.04$0.35
Context window1.05M262K