Claude Fable 5.1 vs Claude Opus 4.7

Claude Fable 5.1 against Claude Opus 4.7
Claude Fable 5.1Claude Opus 4.7
Coding index84.267.5
Benchmarks behind it Verified, 5 benchmarks Verified, 4 benchmarks
Output $/Mtok$50.00$25.00
Cost per solved taskNot computable$2.95
Context window1M1M