Claude Sonnet 5.5 vs GPT-5.2

Claude Sonnet 5.5 against GPT-5.2
Claude Sonnet 5.5GPT-5.2
Coding index87.355.9
Benchmarks behind it Verified, 5 benchmarks Verified, 3 benchmarks
Output $/Mtok$10.00$14.00
Cost per solved taskNot computable$1.91
Context window1M400K