# GLM 4.5 vs Muse Spark

As of Oct 15, 2026, GLM 4.5 leads Muse Spark in 0 of 4 shared categories.

GLM 4.5: $1 per 1M blended tokens.

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

GLM 4.5: open weights.

Muse Spark: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, Muse Spark leads GLM 4.5 in General LLM at #12 against #138.
- Which to pick, Reasoning: As of Oct 15, 2026, Muse Spark leads GLM 4.5 in Reasoning at #17 against #129.
- Which to pick, Math: As of Oct 15, 2026, Muse Spark leads GLM 4.5 in Math at #7 against #31.
- Which to pick, Long context: As of Oct 15, 2026, Muse Spark leads GLM 4.5 in Long context at #44 against #137.

As of Oct 15, 2026, GLM 4.5 is a former state-of-the-art holder in General LLM (since Aug 7, 2025; sources LMArena Text (style-controlled, overall); 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).