# Claude Opus 4 vs Kimi K3

As of Oct 14, 2026, Claude Opus 4 leads Kimi K3 in 0 of 5 shared categories.

Claude Opus 4: price per 1M tokens is unset in the catalog.

Kimi K3: $4.125 per 1M blended tokens.

Claude Opus 4: closed weights.

Kimi K3: open weights.

- Which to pick, General LLM: As of Oct 14, 2026, Kimi K3 leads Claude Opus 4 in General LLM at #13 against #102.
- Which to pick, Reasoning: As of Oct 14, 2026, Kimi K3 leads Claude Opus 4 in Reasoning at #7 against #97.
- Which to pick, Science: As of Oct 14, 2026, Kimi K3 leads Claude Opus 4 in Science at #17 against #91.
- Which to pick, Long context: As of Oct 14, 2026, Kimi K3 leads Claude Opus 4 in Long context at #8 against #70.
- Which to pick, Abstraction (ARC): As of Oct 14, 2026, Kimi K3 leads Claude Opus 4 in Abstraction (ARC) at #8 against #69.

As of Oct 14, 2026, Claude Opus 4 is a former state-of-the-art holder in Reasoning (since Jun 3, 2025; sources LMArena Text (style-controlled, hard prompts); methodology v1.0).

As of Oct 14, 2026, Kimi K3 is tied for state of the art in General LLM (since Oct 13, 2026; sources LMArena Text (style-controlled, overall); methodology v1.0).