Claude Haiku 5.5 vs Muse Spark
As of Oct 15, 2026, Claude Haiku 5.5 leads Muse Spark in 0 of 3 shared categories.
Claude Haiku 5.5
Yes. Yes on Math (best per dollar). Not the overall leader.
Muse Spark
It used to be. Was SOTA in General LLM.
| Category | Claude Haiku 5.5 | Muse Spark |
|---|---|---|
| General LLM | — | #12 · Was SOTA · General LLM Margin 6.38297872340425 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | — | #17 · Was SOTA · Reasoning Margin 9.574468085106389 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #13 · #13 in Math Margin 26.66666666666667 Epoch AI benchmarking hub · Oct 7, 2026 | #7 · Was SOTA · Math Margin 13.333333333333329 Epoch AI benchmarking hub · Apr 8, 2026 |
| Science | #38 · #38 in Science Margin — Epoch AI benchmarking hub · Oct 7, 2026 | #37 · #37 in Science Margin — Epoch AI benchmarking hub · Apr 8, 2026 |
| Coding | #— · Not enough data Margin — Scale Labs leaderboards · Oct 14, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Web dev | #28 · #28 in Coding › Web dev Margin 21.599999999999994 LMArena leaderboard dataset · Oct 13, 2026 | #12 · #12 in Coding › Web dev Margin — LMArena leaderboard dataset · Jun 5, 2026 |
| Long context | — | #44 · #44 in Long context Margin 23.40425531914893 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | — | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 |
| Factuality | — | #27 · #27 in Factuality Margin 16.279069767441854 LMArena leaderboard dataset · Oct 13, 2026 |
Claude Haiku 5.5: $0.19999999999999998 per 1M blended tokens.
Muse Spark: price per 1M tokens is unset in the catalog.
Claude Haiku 5.5: closed weights.
Muse Spark: closed weights.
Math: As of Oct 15, 2026, Muse Spark leads Claude Haiku 5.5 in Math at #7 against #13.
Science: As of Oct 15, 2026, Muse Spark leads Claude Haiku 5.5 in Science at #37 against #38.
Coding › Web dev: As of Oct 15, 2026, Muse Spark leads Claude Haiku 5.5 in Coding › Web dev at #12 against #28.
Claude Haiku 5.5 or Muse Spark?
As of Oct 15, 2026, Claude Haiku 5.5 leads Muse Spark in 0 of 3 shared categories.
Claude Haiku 5.5 or Muse Spark for Math?
As of Oct 15, 2026, Muse Spark leads Claude Haiku 5.5 in Math at #7 against #13.
Claude Haiku 5.5 or Muse Spark for Science?
As of Oct 15, 2026, Muse Spark leads Claude Haiku 5.5 in Science at #37 against #38.
Claude Haiku 5.5 or Muse Spark for Coding › Web dev?
As of Oct 15, 2026, Muse Spark leads Claude Haiku 5.5 in Coding › Web dev at #12 against #28.