Claude Fable 5 vs GPT-5.4 Pro
As of Oct 15, 2026, Claude Fable 5 leads GPT-5.4 Pro in 1 of 2 shared categories: Abstraction (ARC).
Claude Fable 5
Close. Near-SOTA in General LLM, rank #3.
GPT-5.4 Pro
It used to be. Was SOTA in Math.
| Category | Claude Fable 5 | GPT-5.4 Pro |
|---|---|---|
| General LLM | #3 · Near-SOTA · General LLM Margin 1.5957446808510696 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Reasoning | #3 · Near-SOTA · Reasoning Margin 2.1276595744680833 LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — Epoch AI benchmarking hub · Mar 5, 2026 |
| Math | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #6 · Was SOTA · Math Margin 11.111111111111114 Epoch AI benchmarking hub · Mar 5, 2026 |
| Science | #56 · #56 in Science Margin — Epoch AI benchmarking hub · Jun 9, 2026 | #6 · #6 in Science Margin — Epoch AI benchmarking hub · Mar 5, 2026 |
| Coding | #6 · #6 in Coding Margin 31.818181818181813 Terminal-Bench Harbor Hub · Oct 6, 2026 | — |
| Coding › Agentic | #6 · #6 in Coding › Agentic Margin 31.818181818181813 Terminal-Bench Harbor Hub · Oct 6, 2026 | — |
| Coding › Web dev | #19 · Was SOTA · Coding › Web dev Margin 14.400000000000006 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Long context | #3 · Near-SOTA · Long context Margin 1.5957446808510696 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Vision | #5 · Was SOTA · Vision Margin 15.78947368421052 Epoch AI benchmarking hub · Jun 9, 2026 | — |
| Factuality | #7 · Was SOTA · Factuality Margin 4.6511627906976685 LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — Epoch AI benchmarking hub · Mar 5, 2026 |
| Abstraction (ARC) | #1 · #1 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jun 9, 2026 | #8 · #8 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Mar 5, 2026 |
Claude Fable 5: $20 per 1M blended tokens.
GPT-5.4 Pro: $67.5 per 1M blended tokens.
Claude Fable 5: closed weights.
GPT-5.4 Pro: closed weights.
Science: As of Oct 15, 2026, GPT-5.4 Pro leads Claude Fable 5 in Science at #6 against #56.
Abstraction (ARC): As of Oct 15, 2026, Claude Fable 5 leads GPT-5.4 Pro in Abstraction (ARC) at #1 against #8.
Claude Fable 5 or GPT-5.4 Pro?
As of Oct 15, 2026, Claude Fable 5 leads GPT-5.4 Pro in 1 of 2 shared categories: Abstraction (ARC).
Claude Fable 5 or GPT-5.4 Pro for Science?
As of Oct 15, 2026, GPT-5.4 Pro leads Claude Fable 5 in Science at #6 against #56.
Claude Fable 5 or GPT-5.4 Pro for Abstraction (ARC)?
As of Oct 15, 2026, Claude Fable 5 leads GPT-5.4 Pro in Abstraction (ARC) at #1 against #8.