Claude Fable 5 vs Gemini 2.5 Flash
As of Oct 14, 2026, Claude Fable 5 leads Gemini 2.5 Flash in 4 of 4 shared categories: General LLM, Reasoning, Long context, and Factuality.
Claude Fable 5
Close. Near-SOTA in General LLM, rank #3.
Gemini 2.5 Flash
#72 Best current rank: #72 in Factuality, as of Oct 14, 2026.
| Category | Claude Fable 5 | Gemini 2.5 Flash |
|---|---|---|
| General LLM | #3 · Near-SOTA · General LLM Margin 2.040816326530617 LMArena leaderboard dataset · Oct 13, 2026 | #108 · #108 in General LLM Margin 73.46938775510205 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #3 · Near-SOTA · Reasoning Margin 2.7397260273972535 LMArena leaderboard dataset · Oct 13, 2026 | #114 · #114 in Reasoning Margin 78.76712328767124 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | #56 · #56 in Science Margin — Epoch AI benchmarking hub · Jun 9, 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 | — |
| Long context | #3 · Near-SOTA · Long context Margin 2.040816326530603 LMArena leaderboard dataset · Oct 13, 2026 | #104 · #104 in Long context Margin 70.74829931972789 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #5 · Was SOTA · Vision Margin 15.78947368421052 Epoch AI benchmarking hub · Jun 9, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 |
| Factuality | #7 · Was SOTA · Factuality Margin 5.97014925373135 LMArena leaderboard dataset · Oct 13, 2026 | #72 · #72 in Factuality Margin 54.47761194029851 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #1 · #1 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jun 9, 2026 | — |
Claude Fable 5: $20 per 1M blended tokens.
Gemini 2.5 Flash: $0.85 per 1M blended tokens.
Claude Fable 5: closed weights.
Gemini 2.5 Flash: closed weights.
General LLM: As of Oct 14, 2026, Claude Fable 5 leads Gemini 2.5 Flash in General LLM at #3 against #108.
Reasoning: As of Oct 14, 2026, Claude Fable 5 leads Gemini 2.5 Flash in Reasoning at #3 against #114.
Long context: As of Oct 14, 2026, Claude Fable 5 leads Gemini 2.5 Flash in Long context at #3 against #104.
Factuality: As of Oct 14, 2026, Claude Fable 5 leads Gemini 2.5 Flash in Factuality at #7 against #72.
Claude Fable 5 · Gemini 2.5 Flash
Claude Fable 5 or Gemini 2.5 Flash?
As of Oct 14, 2026, Claude Fable 5 leads Gemini 2.5 Flash in 4 of 4 shared categories: General LLM, Reasoning, Long context, and Factuality.
Claude Fable 5 or Gemini 2.5 Flash for General LLM?
As of Oct 14, 2026, Claude Fable 5 leads Gemini 2.5 Flash in General LLM at #3 against #108.
Claude Fable 5 or Gemini 2.5 Flash for Reasoning?
As of Oct 14, 2026, Claude Fable 5 leads Gemini 2.5 Flash in Reasoning at #3 against #114.
Claude Fable 5 or Gemini 2.5 Flash for Long context?
As of Oct 14, 2026, Claude Fable 5 leads Gemini 2.5 Flash in Long context at #3 against #104.