Claude Fable 5.2 vs GPT-5.1

Claude Fable 5.2 against GPT-5.1
Claude Fable 5.2GPT-5.1
Coding index87.840.5
Benchmarks behind it Verified, 4 benchmarks Verified, 3 benchmarks
Output $/Mtok$40.00$10.00
Cost per solved taskNot computable$1.02
Context window1M400K