Claude Opus 4.6 vs GPT-5.2

Claude Opus 4.6 against GPT-5.2
Claude Opus 4.6GPT-5.2
Coding index57.255.9
Benchmarks behind it Verified, 4 benchmarks Verified, 3 benchmarks
Output $/Mtok$25.00$14.00
Cost per solved task$1.56$1.91
Context window1M400K