# Claude Sonnet 4.5 20250929 vs Kimi K3

As of Oct 14, 2026, Claude Sonnet 4.5 20250929 leads Kimi K3 in 0 of 2 shared categories.

Claude Sonnet 4.5 20250929: price per 1M tokens is unset in the catalog.

Kimi K3: $4.125 per 1M blended tokens.

Claude Sonnet 4.5 20250929: closed weights.

Kimi K3: open weights.

- Which to pick, Science: As of Oct 14, 2026, Kimi K3 leads Claude Sonnet 4.5 20250929 in Science at #17 against #66.
- Which to pick, Abstraction (ARC): As of Oct 14, 2026, Kimi K3 leads Claude Sonnet 4.5 20250929 in Abstraction (ARC) at #8 against #36.

As of Oct 14, 2026, Claude Sonnet 4.5 20250929 is ranked #36 in Abstraction (ARC) (since Oct 14, 2026; sources ARC-AGI; 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).