Claude Fable 5 vs Gemini 3.1 Pro Preview
As of Oct 14, 2026, Claude Fable 5 leads Gemini 3.1 Pro Preview 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.
Gemini 3.1 Pro Preview
Yes. Yes on Math (best per dollar). Not the overall leader.
| Category | Claude Fable 5 | Gemini 3.1 Pro Preview |
|---|---|---|
| General LLM | #3 · Near-SOTA · General LLM Margin 2.040816326530617 LMArena leaderboard dataset · Oct 13, 2026 | #15 · Was SOTA · General LLM Margin 10.204081632653057 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #3 · Near-SOTA · Reasoning Margin 2.7397260273972535 LMArena leaderboard dataset · Oct 13, 2026 | #14 · Was SOTA · Reasoning Margin 10.273972602739732 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #3 · Near-SOTA · Math Margin 4.444444444444443 Epoch AI benchmarking hub · Feb 19, 2026 |
| Science | #56 · #56 in Science Margin — Epoch AI benchmarking hub · Jun 9, 2026 | #7 · #7 in Science Margin — Epoch AI benchmarking hub · Feb 19, 2026 |
| Coding | #6 · #6 in Coding Margin 31.818181818181813 Terminal-Bench Harbor Hub · Oct 6, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 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 | #58 · #58 in Coding › Web dev Margin 53.271028037383175 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #3 · Near-SOTA · Long context Margin 2.040816326530603 LMArena leaderboard dataset · Oct 13, 2026 | #12 · Was SOTA · Long context Margin 8.163265306122454 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #5 · Was SOTA · Vision Margin 15.78947368421052 Epoch AI benchmarking hub · Jun 9, 2026 | #25 · Was SOTA · Vision Margin 68.42105263157896 Epoch AI benchmarking hub · Feb 19, 2026 |
| Factuality | #7 · Was SOTA · Factuality Margin 5.97014925373135 LMArena leaderboard dataset · Oct 13, 2026 | #18 · #18 in Factuality Margin 14.179104477611943 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #1 · #1 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jun 9, 2026 | #2 · #2 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Feb 19, 2026 |
Claude Fable 5: $20 per 1M blended tokens.
Gemini 3.1 Pro Preview: $4.5 per 1M blended tokens.
Claude Fable 5: closed weights.
Gemini 3.1 Pro Preview: closed weights.
General LLM: As of Oct 14, 2026, Claude Fable 5 leads Gemini 3.1 Pro Preview in General LLM at #3 against #15.
Reasoning: As of Oct 14, 2026, Claude Fable 5 leads Gemini 3.1 Pro Preview in Reasoning at #3 against #14.
Science: As of Oct 14, 2026, Gemini 3.1 Pro Preview leads Claude Fable 5 in Science at #7 against #56.
Coding › Web dev: As of Oct 14, 2026, Claude Fable 5 leads Gemini 3.1 Pro Preview in Coding › Web dev at #17 against #58.
Long context: As of Oct 14, 2026, Claude Fable 5 leads Gemini 3.1 Pro Preview in Long context at #3 against #12.
Vision: As of Oct 14, 2026, Claude Fable 5 leads Gemini 3.1 Pro Preview in Vision at #5 against #25.
Factuality: As of Oct 14, 2026, Claude Fable 5 leads Gemini 3.1 Pro Preview in Factuality at #7 against #18.
Abstraction (ARC): As of Oct 14, 2026, Claude Fable 5 leads Gemini 3.1 Pro Preview in Abstraction (ARC) at #1 against #2.
Claude Fable 5 · Gemini 3.1 Pro Preview
Claude Fable 5 or Gemini 3.1 Pro Preview?
As of Oct 14, 2026, Claude Fable 5 leads Gemini 3.1 Pro Preview in 7 of 8 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, Vision, Factuality, and Abstraction (ARC).
Claude Fable 5 or Gemini 3.1 Pro Preview for General LLM?
As of Oct 14, 2026, Claude Fable 5 leads Gemini 3.1 Pro Preview in General LLM at #3 against #15.
Claude Fable 5 or Gemini 3.1 Pro Preview for Reasoning?
As of Oct 14, 2026, Claude Fable 5 leads Gemini 3.1 Pro Preview in Reasoning at #3 against #14.
Claude Fable 5 or Gemini 3.1 Pro Preview for Science?
As of Oct 14, 2026, Gemini 3.1 Pro Preview leads Claude Fable 5 in Science at #7 against #56.