Claude Haiku 4.5 vs Muse Spark
As of Oct 14, 2026, Claude Haiku 4.5 leads Muse Spark in 0 of 6 shared categories.
Claude Haiku 4.5
#78 Best recorded rank: #78 in Abstraction (ARC), as of Oct 14, 2026.
Muse Spark
It used to be. Was SOTA in General LLM.
| Category | Claude Haiku 4.5 | Muse Spark |
|---|---|---|
| General LLM | #104 · #104 in General LLM Margin 70.74829931972789 LMArena leaderboard dataset · Oct 13, 2026 | #12 · Was SOTA · General LLM Margin 8.163265306122454 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #91 · #91 in Reasoning Margin 63.013698630136986 LMArena leaderboard dataset · Oct 13, 2026 | #17 · Was SOTA · Reasoning Margin 12.328767123287676 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 | #109 · #109 in Science Margin — Epoch AI benchmarking hub · Oct 15, 2025 | #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 | #92 · #92 in Coding › Web dev Margin 85.04672897196262 LMArena leaderboard dataset · Oct 13, 2026 | #8 · #8 in Coding › Web dev Margin — LMArena leaderboard dataset · Jun 5, 2026 |
| Long context | #84 · #84 in Long context Margin 57.142857142857146 LMArena leaderboard dataset · Oct 13, 2026 | #38 · #38 in Long context Margin 25.850340136054427 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | — | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 |
| Factuality | #97 · #97 in Factuality Margin 73.13432835820896 LMArena leaderboard dataset · Oct 13, 2026 | #23 · #23 in Factuality Margin 17.910447761194035 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #78 · #78 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Oct 15, 2025 | — |
Claude Haiku 4.5: $2.0000000000000004 per 1M blended tokens.
Muse Spark: price per 1M tokens is unset in the catalog.
Claude Haiku 4.5: closed weights.
Muse Spark: closed weights.
General LLM: As of Oct 14, 2026, Muse Spark leads Claude Haiku 4.5 in General LLM at #12 against #104.
Reasoning: As of Oct 14, 2026, Muse Spark leads Claude Haiku 4.5 in Reasoning at #17 against #91.
Science: As of Oct 14, 2026, Muse Spark leads Claude Haiku 4.5 in Science at #37 against #109.
Coding › Web dev: As of Oct 14, 2026, Muse Spark leads Claude Haiku 4.5 in Coding › Web dev at #8 against #92.
Long context: As of Oct 14, 2026, Muse Spark leads Claude Haiku 4.5 in Long context at #38 against #84.
Factuality: As of Oct 14, 2026, Muse Spark leads Claude Haiku 4.5 in Factuality at #23 against #97.
Claude Haiku 4.5 or Muse Spark?
As of Oct 14, 2026, Claude Haiku 4.5 leads Muse Spark in 0 of 6 shared categories.
Claude Haiku 4.5 or Muse Spark for General LLM?
As of Oct 14, 2026, Muse Spark leads Claude Haiku 4.5 in General LLM at #12 against #104.
Claude Haiku 4.5 or Muse Spark for Reasoning?
As of Oct 14, 2026, Muse Spark leads Claude Haiku 4.5 in Reasoning at #17 against #91.
Claude Haiku 4.5 or Muse Spark for Science?
As of Oct 14, 2026, Muse Spark leads Claude Haiku 4.5 in Science at #37 against #109.