# GLM 4.5 vs Muse Spark 1.2

As of Oct 15, 2026, GLM 4.5 leads Muse Spark 1.2 in 0 of 3 shared categories.

GLM 4.5: $1 per 1M blended tokens.

Muse Spark 1.2: $2.0000000000000004 per 1M blended tokens.

GLM 4.5: open weights.

Muse Spark 1.2: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, Muse Spark 1.2 leads GLM 4.5 in General LLM at #8 against #138.
- Which to pick, Reasoning: As of Oct 15, 2026, Muse Spark 1.2 leads GLM 4.5 in Reasoning at #11 against #129.
- Which to pick, Long context: As of Oct 15, 2026, Muse Spark 1.2 leads GLM 4.5 in Long context at #17 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 1.2 is a former state-of-the-art holder in General LLM (since Sep 11, 2026; sources LMArena Text (style-controlled, overall); methodology v1.0).