GPT-5.5 vs Qwen3.5 Plus 2026-04-20

GPT-5.5 against Qwen3.5 Plus 2026-04-20
GPT-5.5Qwen3.5 Plus 2026-04-20
Coding index71.339.5
Benchmarks behind it Verified, 5 benchmarks Partial, 2 benchmarks
Output $/Mtok$30.00$1.80
Cost per solved task$1.65$1.35
Context window1.05M1M