Gemini 3.5 Flash vs GPT-5.2-Codex

Gemini 3.5 Flash against GPT-5.2-Codex
Gemini 3.5 FlashGPT-5.2-Codex
Coding index39.845.4
Benchmarks behind it Verified, 4 benchmarks Verified, 3 benchmarks
Output $/Mtok$9.00$14.00
Cost per solved task$1.21$0.43
Context window1.05M400K