Claude Fable 5.1 vs GPT-4.1 Mini
As of Oct 14, 2026, Claude Fable 5.1 leads GPT-4.1 Mini in 4 of 4 shared categories: General LLM, Reasoning, Long context, and Abstraction (ARC).
Claude Fable 5.1
Yes. SOTA in co-SOTA in Factuality.
GPT-4.1 Mini
#89 Best recorded rank: #89 in Abstraction (ARC), as of Oct 14, 2026.
| Category | Claude Fable 5.1 | GPT-4.1 Mini |
|---|---|---|
| General LLM | #6 · Was SOTA · General LLM Margin 4.08163265306122 LMArena leaderboard dataset · Oct 13, 2026 | #134 · #134 in General LLM Margin 91.156462585034 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #5 · Was SOTA · Reasoning Margin 4.109589041095887 LMArena leaderboard dataset · Oct 13, 2026 | #132 · #132 in Reasoning Margin 91.0958904109589 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #2 · Near-SOTA · Math Margin 2.2222222222222285 Epoch AI benchmarking hub · Sep 1, 2026 | — |
| Science | — | #99 · #99 in Science Margin — Epoch AI benchmarking hub · Apr 14, 2025 |
| Coding | #3 · Near-SOTA · Coding Margin 18.181818181818187 Terminal-Bench Harbor Hub · Oct 6, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Agentic | #3 · Near-SOTA · Coding › Agentic Margin 18.181818181818187 Terminal-Bench Harbor Hub · Oct 6, 2026 | — |
| Coding › Web dev | #5 · Near-SOTA · Coding › Web dev Margin 3.738317757009341 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Long context | #6 · Was SOTA · Long context Margin 4.08163265306122 LMArena leaderboard dataset · Oct 13, 2026 | #131 · #131 in Long context Margin 89.1156462585034 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #6 · #6 in Vision Margin 18.421052631578945 Epoch AI benchmarking hub · Sep 1, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 |
| Factuality | #1 · Co-SOTA · Factuality Margin 0 LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — Epoch AI benchmarking hub · Apr 14, 2025 |
| Abstraction (ARC) | #3 · #3 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Sep 1, 2026 | #89 · #89 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Apr 14, 2025 |
Claude Fable 5.1: $20 per 1M blended tokens.
GPT-4.1 Mini: $0.7 per 1M blended tokens.
Claude Fable 5.1: closed weights.
GPT-4.1 Mini: closed weights.
General LLM: As of Oct 14, 2026, Claude Fable 5.1 leads GPT-4.1 Mini in General LLM at #6 against #134.
Reasoning: As of Oct 14, 2026, Claude Fable 5.1 leads GPT-4.1 Mini in Reasoning at #5 against #132.
Long context: As of Oct 14, 2026, Claude Fable 5.1 leads GPT-4.1 Mini in Long context at #6 against #131.
Abstraction (ARC): As of Oct 14, 2026, Claude Fable 5.1 leads GPT-4.1 Mini in Abstraction (ARC) at #3 against #89.
Claude Fable 5.1 · GPT-4.1 Mini
Claude Fable 5.1 or GPT-4.1 Mini?
As of Oct 14, 2026, Claude Fable 5.1 leads GPT-4.1 Mini in 4 of 4 shared categories: General LLM, Reasoning, Long context, and Abstraction (ARC).
Claude Fable 5.1 or GPT-4.1 Mini for General LLM?
As of Oct 14, 2026, Claude Fable 5.1 leads GPT-4.1 Mini in General LLM at #6 against #134.
Claude Fable 5.1 or GPT-4.1 Mini for Reasoning?
As of Oct 14, 2026, Claude Fable 5.1 leads GPT-4.1 Mini in Reasoning at #5 against #132.
Claude Fable 5.1 or GPT-4.1 Mini for Long context?
As of Oct 14, 2026, Claude Fable 5.1 leads GPT-4.1 Mini in Long context at #6 against #131.