GPT-5.6 Terra vs Kimi K2.5

GPT-5.6 Terra against Kimi K2.5
GPT-5.6 TerraKimi K2.5
Coding index63.938.6
Benchmarks behind it Verified, 6 benchmarks Verified, 3 benchmarks
Output $/Mtok$12.00$2.85
Cost per solved task$0.42$0.24
Context window1.05M262K