# Claude Sonnet 4.6 vs Muse Spark

As of Oct 15, 2026, Claude Sonnet 4.6 leads Muse Spark in 1 of 6 shared categories: Long context.

Claude Sonnet 4.6: $6 per 1M blended tokens.

Muse Spark: price per 1M tokens is unset in the catalog.

Claude Sonnet 4.6: closed weights.

Muse Spark: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, Muse Spark leads Claude Sonnet 4.6 in General LLM at #12 against #38.
- Which to pick, Reasoning: As of Oct 15, 2026, Muse Spark leads Claude Sonnet 4.6 in Reasoning at #17 against #20.
- Which to pick, Science: As of Oct 15, 2026, Muse Spark leads Claude Sonnet 4.6 in Science at #37 against #50.
- Which to pick, Coding › Web dev: As of Oct 15, 2026, Muse Spark leads Claude Sonnet 4.6 in Coding › Web dev at #12 against #43.
- Which to pick, Long context: As of Oct 15, 2026, Claude Sonnet 4.6 leads Muse Spark in Long context at #21 against #44.
- Which to pick, Factuality: As of Oct 15, 2026, Muse Spark leads Claude Sonnet 4.6 in Factuality at #27 against #38.

As of Oct 15, 2026, Claude Sonnet 4.6 is a former state-of-the-art holder in Long context (since Mar 19, 2026; sources LMArena Text (style-controlled, longer query); methodology v1.0).

As of Oct 15, 2026, Muse Spark is a former state-of-the-art holder in General LLM (since May 18, 2026; sources LMArena Text (style-controlled, overall); methodology v1.0).