# GLM 4.5 Air vs Muse Spark 1.2

As of Oct 14, 2026, GLM 4.5 Air leads Muse Spark 1.2 in 0 of 4 shared categories.

GLM 4.5 Air: $0.31 per 1M blended tokens.

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

GLM 4.5 Air: open weights.

Muse Spark 1.2: closed weights.

- Which to pick, General LLM: As of Oct 14, 2026, Muse Spark 1.2 leads GLM 4.5 Air in General LLM at #8 against #142.
- Which to pick, Reasoning: As of Oct 14, 2026, Muse Spark 1.2 leads GLM 4.5 Air in Reasoning at #11 against #140.
- Which to pick, Long context: As of Oct 14, 2026, Muse Spark 1.2 leads GLM 4.5 Air in Long context at #16 against #138.
- Which to pick, Factuality: As of Oct 14, 2026, Muse Spark 1.2 leads GLM 4.5 Air in Factuality at #9 against #109.

As of Oct 14, 2026, GLM 4.5 Air is ranked #32 in Math (since Oct 14, 2026; sources Humanity's Last Exam; methodology v1.0).

As of Oct 14, 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).