Gemini 3.5 Flash vs GPT-5.5

Gemini 3.5 Flash against GPT-5.5
Gemini 3.5 FlashGPT-5.5
Coding index39.871.3
Benchmarks behind it Verified, 4 benchmarks Verified, 5 benchmarks
Output $/Mtok$9.00$30.00
Cost per solved task$1.21$1.65
Context window1.05M1.05M