# GLM 5.1 vs Muse Spark 1.3

As of Oct 15, 2026, GLM 5.1 leads Muse Spark 1.3 in 0 of 5 shared categories.

GLM 5.1: $1.4834999999999998 per 1M blended tokens.

Muse Spark 1.3: $2.0000000000000004 per 1M blended tokens.

GLM 5.1: open weights.

Muse Spark 1.3: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, Muse Spark 1.3 leads GLM 5.1 in General LLM at #9 against #46.
- Which to pick, Reasoning: As of Oct 15, 2026, Muse Spark 1.3 leads GLM 5.1 in Reasoning at #8 against #42.
- Which to pick, Coding › Web dev: As of Oct 15, 2026, Muse Spark 1.3 leads GLM 5.1 in Coding › Web dev at #11 against #50.
- Which to pick, Long context: As of Oct 15, 2026, Muse Spark 1.3 leads GLM 5.1 in Long context at #15 against #42.
- Which to pick, Factuality: As of Oct 15, 2026, Muse Spark 1.3 leads GLM 5.1 in Factuality at #12 against #44.

As of Oct 15, 2026, GLM 5.1 is a former state-of-the-art holder in Reasoning (since May 27, 2026; sources LMArena Text (style-controlled, hard prompts); methodology v1.0).

As of Oct 15, 2026, Muse Spark 1.3 is state of the art on best per dollar in Coding › Web dev (since Oct 14, 2026; sources LMArena WebDev; methodology v1.0).