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Compare · 2026-10-15

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.

CategoryGLM 4.5Muse Spark 1.2
General LLM
#138 · #138 in General LLM
Margin 73.40425531914894
LMArena leaderboard dataset · Oct 13, 2026
#8 · Was SOTA · General LLM
Margin 4.255319148936167
LMArena leaderboard dataset · Oct 13, 2026
Reasoning
#129 · #129 in Reasoning
Margin 69.14893617021276
LMArena leaderboard dataset · Oct 13, 2026
#11 · #11 in Reasoning
Margin 6.38297872340425
LMArena leaderboard dataset · Oct 13, 2026
Math
#31 · #31 in Math
Margin 66.66666666666666
Epoch AI benchmarking hub · Aug 3, 2025
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 13, 2026
Coding
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 13, 2026
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 13, 2026
Coding › Web dev—
#42 · #42 in Coding › Web dev
Margin 32.8
LMArena leaderboard dataset · Oct 13, 2026
Long context
#137 · #137 in Long context
Margin 72.87234042553192
LMArena leaderboard dataset · Oct 13, 2026
#17 · Was SOTA · Long context
Margin 9.042553191489361
LMArena leaderboard dataset · Oct 13, 2026
Vision—
#27 · #27 in Vision
Margin 73.6842105263158
Epoch AI benchmarking hub · Aug 5, 2026
Factuality—
#9 · Was SOTA · Factuality
Margin 5.813953488372093
LMArena leaderboard dataset · Oct 13, 2026
Price per 1M tokens

GLM 4.5: $1 per 1M blended tokens.

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

Open weights

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.

Reasoning: As of Oct 15, 2026, Muse Spark 1.2 leads GLM 4.5 in Reasoning at #11 against #129.

Long context: As of Oct 15, 2026, Muse Spark 1.2 leads GLM 4.5 in Long context at #17 against #137.

GLM 4.5 · Muse Spark 1.2

GLM 4.5 or 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 or Muse Spark 1.2 for General LLM?

As of Oct 15, 2026, Muse Spark 1.2 leads GLM 4.5 in General LLM at #8 against #138.

GLM 4.5 or Muse Spark 1.2 for Reasoning?

As of Oct 15, 2026, Muse Spark 1.2 leads GLM 4.5 in Reasoning at #11 against #129.

GLM 4.5 or Muse Spark 1.2 for Long context?

As of Oct 15, 2026, Muse Spark 1.2 leads GLM 4.5 in Long context at #17 against #137.