Claude Opus 4.8 vs GPT-5.2

Claude Opus 4.8 against GPT-5.2
Claude Opus 4.8GPT-5.2
Coding index66.058.9
Benchmarks behind it Partial, 2 benchmarks Partial, 2 benchmarks
Output $/Mtok$25.00$14.00
Cost per solved task$2.17$1.91
Context window1M400K