GPT-5.1 vs Qwen3.5-Flash

GPT-5.1 against Qwen3.5-Flash
GPT-5.1Qwen3.5-Flash
Coding index40.441.1
Benchmarks behind it Verified, 3 benchmarks Partial, 2 benchmarks
Output $/Mtok$10.00$0.26
Cost per solved task$1.02$0.40
Context window400K1M