Claude Opus 4.6 vs GPT-5.1

Claude Opus 4.6 against GPT-5.1
Claude Opus 4.6GPT-5.1
Coding index57.240.4
Benchmarks behind it Verified, 4 benchmarks Verified, 3 benchmarks
Output $/Mtok$25.00$10.00
Cost per solved task$1.56$1.02
Context window1M400K