Claude Fable 5.1 vs GPT-5.6 Sol

Claude Fable 5.1 against GPT-5.6 Sol
Claude Fable 5.1GPT-5.6 Sol
Coding index84.273.5
Benchmarks behind it Verified, 5 benchmarks Verified, 6 benchmarks
Output $/Mtok$50.00$20.00
Cost per solved taskNot computable$1.20
Context window1M1.05M