GLM 5.3 Flash vs Muse Spark
As of Oct 15, 2026, GLM 5.3 Flash leads Muse Spark in 2 of 6 shared categories: Science and Long context.
GLM 5.3 Flash
Yes. Yes on Coding (best per dollar); Coding › Agentic (best per dollar). Not the overall leader.
Muse Spark
It used to be. Was SOTA in General LLM.
| Category | GLM 5.3 Flash | Muse Spark |
|---|---|---|
| General LLM | #34 · #34 in General LLM Margin 18.085106382978722 LMArena leaderboard dataset · Oct 13, 2026 | #12 · Was SOTA · General LLM Margin 6.38297872340425 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #27 · #27 in Reasoning Margin 14.893617021276597 LMArena leaderboard dataset · Oct 13, 2026 | #17 · Was SOTA · Reasoning Margin 9.574468085106389 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #7 · Was SOTA · Math Margin 13.333333333333329 Epoch AI benchmarking hub · Apr 8, 2026 |
| Science | #34 · #34 in Science Margin — Epoch AI benchmarking hub · Aug 20, 2026 | #37 · #37 in Science Margin — Epoch AI benchmarking hub · Apr 8, 2026 |
| Coding | #10 · #10 in Coding Margin 50 Terminal-Bench Harbor Hub · Oct 6, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Agentic | #10 · #10 in Coding › Agentic Margin 50 Terminal-Bench Harbor Hub · Oct 6, 2026 | — |
| Coding › Web dev | #24 · #24 in Coding › Web dev Margin 18.400000000000006 LMArena leaderboard dataset · Oct 13, 2026 | #12 · #12 in Coding › Web dev Margin — LMArena leaderboard dataset · Jun 5, 2026 |
| Long context | #35 · #35 in Long context Margin 18.61702127659575 LMArena leaderboard dataset · Oct 13, 2026 | #44 · #44 in Long context Margin 23.40425531914893 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #29 · #29 in Vision Margin 86.84210526315789 Epoch AI benchmarking hub · Aug 20, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 |
| Factuality | #34 · #34 in Factuality Margin 20.34883720930233 LMArena leaderboard dataset · Oct 13, 2026 | #27 · #27 in Factuality Margin 16.279069767441854 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #14 · #14 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Aug 20, 2026 | — |
GLM 5.3 Flash: $0.2375 per 1M blended tokens.
Muse Spark: price per 1M tokens is unset in the catalog.
GLM 5.3 Flash: open weights.
Muse Spark: closed weights.
General LLM: As of Oct 15, 2026, Muse Spark leads GLM 5.3 Flash in General LLM at #12 against #34.
Reasoning: As of Oct 15, 2026, Muse Spark leads GLM 5.3 Flash in Reasoning at #17 against #27.
Science: As of Oct 15, 2026, GLM 5.3 Flash leads Muse Spark in Science at #34 against #37.
Coding › Web dev: As of Oct 15, 2026, Muse Spark leads GLM 5.3 Flash in Coding › Web dev at #12 against #24.
Long context: As of Oct 15, 2026, GLM 5.3 Flash leads Muse Spark in Long context at #35 against #44.
Factuality: As of Oct 15, 2026, Muse Spark leads GLM 5.3 Flash in Factuality at #27 against #34.
GLM 5.3 Flash or Muse Spark?
As of Oct 15, 2026, GLM 5.3 Flash leads Muse Spark in 2 of 6 shared categories: Science and Long context.
GLM 5.3 Flash or Muse Spark for General LLM?
As of Oct 15, 2026, Muse Spark leads GLM 5.3 Flash in General LLM at #12 against #34.
GLM 5.3 Flash or Muse Spark for Reasoning?
As of Oct 15, 2026, Muse Spark leads GLM 5.3 Flash in Reasoning at #17 against #27.
GLM 5.3 Flash or Muse Spark for Science?
As of Oct 15, 2026, GLM 5.3 Flash leads Muse Spark in Science at #34 against #37.