Claude Fable 5.1 vs Kimi K2 6
As of Oct 14, 2026, Claude Fable 5.1 leads Kimi K2 6 in 6 of 6 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, Vision, and Factuality.
Claude Fable 5.1
Yes. SOTA in co-SOTA in Factuality.
Kimi K2 6
It used to be. Was SOTA in Coding › Web dev.
| Category | Claude Fable 5.1 | Kimi K2 6 |
|---|---|---|
| General LLM | #6 · Was SOTA · General LLM Margin 4.08163265306122 LMArena leaderboard dataset · Oct 13, 2026 | #40 · #40 in General LLM Margin 27.21088435374149 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #5 · Was SOTA · Reasoning Margin 4.109589041095887 LMArena leaderboard dataset · Oct 13, 2026 | #38 · #38 in Reasoning Margin 26.71232876712328 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #2 · Near-SOTA · Math Margin 2.2222222222222285 Epoch AI benchmarking hub · Sep 1, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | — | #29 · #29 in Science Margin — Epoch AI benchmarking hub · Apr 20, 2026 |
| Coding | #3 · Near-SOTA · Coding Margin 18.181818181818187 Terminal-Bench Harbor Hub · Oct 6, 2026 | #— · Not enough data Margin — Epoch AI benchmarking hub · Apr 20, 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 | #45 · #45 in Coding › Web dev Margin 41.12149532710281 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #6 · Was SOTA · Long context Margin 4.08163265306122 LMArena leaderboard dataset · Oct 13, 2026 | #37 · #37 in Long context Margin 25.17006802721089 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #6 · #6 in Vision Margin 18.421052631578945 Epoch AI benchmarking hub · Sep 1, 2026 | #30 · #30 in Vision Margin 89.47368421052632 Epoch AI benchmarking hub · Apr 20, 2026 |
| Factuality | #1 · Co-SOTA · Factuality Margin 0 LMArena leaderboard dataset · Oct 13, 2026 | #40 · #40 in Factuality Margin 30.59701492537313 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #3 · #3 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Sep 1, 2026 | — |
Claude Fable 5.1: $20 per 1M blended tokens.
Kimi K2 6: $1.3399999999999999 per 1M blended tokens.
Claude Fable 5.1: closed weights.
Kimi K2 6: open weights.
General LLM: As of Oct 14, 2026, Claude Fable 5.1 leads Kimi K2 6 in General LLM at #6 against #40.
Reasoning: As of Oct 14, 2026, Claude Fable 5.1 leads Kimi K2 6 in Reasoning at #5 against #38.
Coding › Web dev: As of Oct 14, 2026, Claude Fable 5.1 leads Kimi K2 6 in Coding › Web dev at #5 against #45.
Long context: As of Oct 14, 2026, Claude Fable 5.1 leads Kimi K2 6 in Long context at #6 against #37.
Vision: As of Oct 14, 2026, Claude Fable 5.1 leads Kimi K2 6 in Vision at #6 against #30.
Factuality: As of Oct 14, 2026, Claude Fable 5.1 leads Kimi K2 6 in Factuality at #1 against #40.
Claude Fable 5.1 or Kimi K2 6?
As of Oct 14, 2026, Claude Fable 5.1 leads Kimi K2 6 in 6 of 6 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, Vision, and Factuality.
Claude Fable 5.1 or Kimi K2 6 for General LLM?
As of Oct 14, 2026, Claude Fable 5.1 leads Kimi K2 6 in General LLM at #6 against #40.
Claude Fable 5.1 or Kimi K2 6 for Reasoning?
As of Oct 14, 2026, Claude Fable 5.1 leads Kimi K2 6 in Reasoning at #5 against #38.
Claude Fable 5.1 or Kimi K2 6 for Coding › Web dev?
As of Oct 14, 2026, Claude Fable 5.1 leads Kimi K2 6 in Coding › Web dev at #5 against #45.