GPT-5.2-Codex vs Kimi K2.5

GPT-5.2-Codex against Kimi K2.5
GPT-5.2-CodexKimi K2.5
Coding index45.438.6
Benchmarks behind it Verified, 3 benchmarks Verified, 3 benchmarks
Output $/Mtok$14.00$2.85
Cost per solved task$0.43$0.24
Context window400K262K