# Claude Sonnet 4 vs Muse Spark

As of Oct 14, 2026, Claude Sonnet 4 leads Muse Spark in 0 of 5 shared categories.

Claude Sonnet 4: $6 per 1M blended tokens.

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

Claude Sonnet 4: closed weights.

Muse Spark: closed weights.

- Which to pick, General LLM: As of Oct 14, 2026, Muse Spark leads Claude Sonnet 4 in General LLM at #12 against #126.
- Which to pick, Reasoning: As of Oct 14, 2026, Muse Spark leads Claude Sonnet 4 in Reasoning at #17 against #115.
- Which to pick, Math: As of Oct 14, 2026, Muse Spark leads Claude Sonnet 4 in Math at #7 against #35.
- Which to pick, Science: As of Oct 14, 2026, Muse Spark leads Claude Sonnet 4 in Science at #37 against #97.
- Which to pick, Long context: As of Oct 14, 2026, Muse Spark leads Claude Sonnet 4 in Long context at #38 against #94.

As of Oct 14, 2026, Claude Sonnet 4 is ranked #35 in Math (since Oct 14, 2026; sources Humanity's Last Exam; methodology v1.0).

As of Oct 14, 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).