Claude Fable 5 vs Claude Opus 4.7
As of Oct 14, 2026, Claude Fable 5 leads Claude Opus 4.7 in 7 of 8 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, Vision, Factuality, and Abstraction (ARC).
Claude Fable 5
Close. Near-SOTA in General LLM, rank #3.
Claude Opus 4.7
Close. Near-SOTA in Reasoning, rank #4.
| Category | Claude Fable 5 | Claude Opus 4.7 |
|---|---|---|
| General LLM | #3 · Near-SOTA · General LLM Margin 2.040816326530617 LMArena leaderboard dataset · Oct 13, 2026 | #5 · Near-SOTA · General LLM Margin 3.401360544217681 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #3 · Near-SOTA · Reasoning Margin 2.7397260273972535 LMArena leaderboard dataset · Oct 13, 2026 | #4 · Near-SOTA · Reasoning Margin 3.4246575342465775 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #10 · #10 in Math Margin 20 Epoch AI benchmarking hub · Apr 16, 2026 |
| Science | #56 · #56 in Science Margin — Epoch AI benchmarking hub · Jun 9, 2026 | #34 · #34 in Science Margin — Epoch AI benchmarking hub · Apr 16, 2026 |
| Coding | #6 · #6 in Coding Margin 31.818181818181813 Terminal-Bench Harbor Hub · Oct 6, 2026 | #— · Not enough data Margin — Epoch AI benchmarking hub · Apr 16, 2026 |
| Coding › Agentic | #6 · #6 in Coding › Agentic Margin 31.818181818181813 Terminal-Bench Harbor Hub · Oct 6, 2026 | — |
| Coding › Web dev | #17 · Was SOTA · Coding › Web dev Margin 14.953271028037378 LMArena leaderboard dataset · Oct 13, 2026 | #32 · Was SOTA · Coding › Web dev Margin 28.971962616822424 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #3 · Near-SOTA · Long context Margin 2.040816326530603 LMArena leaderboard dataset · Oct 13, 2026 | #4 · Near-SOTA · Long context Margin 2.7210884353741562 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #5 · Was SOTA · Vision Margin 15.78947368421052 Epoch AI benchmarking hub · Jun 9, 2026 | #20 · Was SOTA · Vision Margin 55.26315789473684 Epoch AI benchmarking hub · Apr 16, 2026 |
| Factuality | #7 · Was SOTA · Factuality Margin 5.97014925373135 LMArena leaderboard dataset · Oct 13, 2026 | #12 · #12 in Factuality Margin 9.701492537313428 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #1 · #1 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jun 9, 2026 | #11 · #11 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Apr 16, 2026 |
Claude Fable 5: $20 per 1M blended tokens.
Claude Opus 4.7: $10 per 1M blended tokens.
Claude Fable 5: closed weights.
Claude Opus 4.7: closed weights.
General LLM: As of Oct 14, 2026, Claude Fable 5 leads Claude Opus 4.7 in General LLM at #3 against #5.
Reasoning: As of Oct 14, 2026, Claude Fable 5 leads Claude Opus 4.7 in Reasoning at #3 against #4.
Science: As of Oct 14, 2026, Claude Opus 4.7 leads Claude Fable 5 in Science at #34 against #56.
Coding › Web dev: As of Oct 14, 2026, Claude Fable 5 leads Claude Opus 4.7 in Coding › Web dev at #17 against #32.
Long context: As of Oct 14, 2026, Claude Fable 5 leads Claude Opus 4.7 in Long context at #3 against #4.
Vision: As of Oct 14, 2026, Claude Fable 5 leads Claude Opus 4.7 in Vision at #5 against #20.
Factuality: As of Oct 14, 2026, Claude Fable 5 leads Claude Opus 4.7 in Factuality at #7 against #12.
Abstraction (ARC): As of Oct 14, 2026, Claude Fable 5 leads Claude Opus 4.7 in Abstraction (ARC) at #1 against #11.
Claude Fable 5 · Claude Opus 4.7
Claude Fable 5 or Claude Opus 4.7?
As of Oct 14, 2026, Claude Fable 5 leads Claude Opus 4.7 in 7 of 8 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, Vision, Factuality, and Abstraction (ARC).
Claude Fable 5 or Claude Opus 4.7 for General LLM?
As of Oct 14, 2026, Claude Fable 5 leads Claude Opus 4.7 in General LLM at #3 against #5.
Claude Fable 5 or Claude Opus 4.7 for Reasoning?
As of Oct 14, 2026, Claude Fable 5 leads Claude Opus 4.7 in Reasoning at #3 against #4.
Claude Fable 5 or Claude Opus 4.7 for Science?
As of Oct 14, 2026, Claude Opus 4.7 leads Claude Fable 5 in Science at #34 against #56.