Claude Fable 5.2 vs GPT-5

Claude Fable 5.2 against GPT-5
Claude Fable 5.2GPT-5
Coding index87.838.8
Benchmarks behind it Verified, 4 benchmarks Verified, 3 benchmarks
Output $/Mtok$40.00$10.00
Cost per solved taskNot computable$0.39
Context window1M400K