Claude Fable 5 vs Kimi K3
As of Oct 14, 2026, Claude Fable 5 leads Kimi K3 in 6 of 8 shared categories: General LLM, Reasoning, Long context, Vision, Factuality, and Abstraction (ARC).
Claude Fable 5
Close. Near-SOTA in General LLM, rank #3.
Kimi K3
Yes. Yes on General LLM (open weights); Reasoning (open weights). Not the overall leader.
| Category | Claude Fable 5 | Kimi K3 |
|---|---|---|
| General LLM | #3 · Near-SOTA · General LLM Margin 2.040816326530617 LMArena leaderboard dataset · Oct 13, 2026 | #13 · #13 in General LLM Margin 8.84353741496598 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #3 · Near-SOTA · Reasoning Margin 2.7397260273972535 LMArena leaderboard dataset · Oct 13, 2026 | #7 · #7 in Reasoning Margin 5.479452054794521 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 | #17 · #17 in Science Margin — Epoch AI benchmarking hub · Jul 16, 2026 |
| Coding | #6 · #6 in Coding Margin 31.818181818181813 Terminal-Bench Harbor Hub · Oct 6, 2026 | #— · Not enough data Margin — Scale Labs leaderboards · Oct 14, 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 | #11 · Was SOTA · Coding › Web dev Margin 9.34579439252336 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #3 · Near-SOTA · Long context Margin 2.040816326530603 LMArena leaderboard dataset · Oct 13, 2026 | #8 · Was SOTA · Long context Margin 5.442176870748298 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #5 · Was SOTA · Vision Margin 15.78947368421052 Epoch AI benchmarking hub · Jun 9, 2026 | #22 · #22 in Vision Margin 60.526315789473685 Epoch AI benchmarking hub · Jul 16, 2026 |
| Factuality | #7 · Was SOTA · Factuality Margin 5.97014925373135 LMArena leaderboard dataset · Oct 13, 2026 | #19 · #19 in Factuality Margin 14.925373134328368 LMArena leaderboard dataset · Oct 13, 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 · Jul 16, 2026 |
Claude Fable 5: $20 per 1M blended tokens.
Kimi K3: $4.125 per 1M blended tokens.
Claude Fable 5: closed weights.
Kimi K3: open weights.
General LLM: As of Oct 14, 2026, Claude Fable 5 leads Kimi K3 in General LLM at #3 against #13.
Reasoning: As of Oct 14, 2026, Claude Fable 5 leads Kimi K3 in Reasoning at #3 against #7.
Science: As of Oct 14, 2026, Kimi K3 leads Claude Fable 5 in Science at #17 against #56.
Coding › Web dev: As of Oct 14, 2026, Kimi K3 leads Claude Fable 5 in Coding › Web dev at #11 against #17.
Long context: As of Oct 14, 2026, Claude Fable 5 leads Kimi K3 in Long context at #3 against #8.
Vision: As of Oct 14, 2026, Claude Fable 5 leads Kimi K3 in Vision at #5 against #22.
Factuality: As of Oct 14, 2026, Claude Fable 5 leads Kimi K3 in Factuality at #7 against #19.
Abstraction (ARC): As of Oct 14, 2026, Claude Fable 5 leads Kimi K3 in Abstraction (ARC) at #1 against #8.
Claude Fable 5 or Kimi K3?
As of Oct 14, 2026, Claude Fable 5 leads Kimi K3 in 6 of 8 shared categories: General LLM, Reasoning, Long context, Vision, Factuality, and Abstraction (ARC).
Claude Fable 5 or Kimi K3 for General LLM?
As of Oct 14, 2026, Claude Fable 5 leads Kimi K3 in General LLM at #3 against #13.
Claude Fable 5 or Kimi K3 for Reasoning?
As of Oct 14, 2026, Claude Fable 5 leads Kimi K3 in Reasoning at #3 against #7.
Claude Fable 5 or Kimi K3 for Science?
As of Oct 14, 2026, Kimi K3 leads Claude Fable 5 in Science at #17 against #56.