# Claude Fable 5.1 vs Kimi K2 5 Thinking

As of Oct 15, 2026, Claude Fable 5.1 leads Kimi K2 5 Thinking in 5 of 5 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, and Factuality.

Claude Fable 5.1: $20 per 1M blended tokens.

Kimi K2 5 Thinking: price per 1M tokens is unset in the catalog.

Claude Fable 5.1: closed weights.

Kimi K2 5 Thinking: open weights.

- Which to pick, General LLM: As of Oct 15, 2026, Claude Fable 5.1 leads Kimi K2 5 Thinking in General LLM at #6 against #70.
- Which to pick, Reasoning: As of Oct 15, 2026, Claude Fable 5.1 leads Kimi K2 5 Thinking in Reasoning at #5 against #73.
- Which to pick, Coding › Web dev: As of Oct 15, 2026, Claude Fable 5.1 leads Kimi K2 5 Thinking in Coding › Web dev at #5 against #67.
- Which to pick, Long context: As of Oct 15, 2026, Claude Fable 5.1 leads Kimi K2 5 Thinking in Long context at #6 against #69.
- Which to pick, Factuality: As of Oct 15, 2026, Claude Fable 5.1 leads Kimi K2 5 Thinking in Factuality at #1 against #71.

As of Oct 15, 2026, Claude Fable 5.1 is tied for state of the art in Factuality (since Oct 2, 2026; sources LMArena Text factuality; methodology v1.0).

As of Oct 15, 2026, Kimi K2 5 Thinking is a former state-of-the-art holder in Coding › Web dev (since Mar 4, 2026; sources LMArena WebDev; methodology v1.0).