Claude Opus 4.6 vs Muse Spark
As of Oct 14, 2026, Claude Opus 4.6 leads Muse Spark in 5 of 7 shared categories: General LLM, Reasoning, Science, Long context, and Factuality.
Claude Opus 4.6
Close. Near-SOTA in Reasoning, rank #2.
Muse Spark
It used to be. Was SOTA in General LLM.
| Category | Claude Opus 4.6 | Muse Spark |
|---|---|---|
| General LLM | #4 · Near-SOTA · General LLM Margin 2.7210884353741562 LMArena leaderboard dataset · Oct 13, 2026 | #12 · Was SOTA · General LLM Margin 8.163265306122454 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #2 · Near-SOTA · Reasoning Margin 2.0547945205479436 LMArena leaderboard dataset · Oct 13, 2026 | #17 · Was SOTA · Reasoning Margin 12.328767123287676 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #11 · #11 in Math Margin 22.22222222222223 Epoch AI benchmarking hub · Feb 5, 2026 | #7 · Was SOTA · Math Margin 13.333333333333329 Epoch AI benchmarking hub · Apr 8, 2026 |
| Science | #32 · #32 in Science Margin — Epoch AI benchmarking hub · Feb 5, 2026 | #37 · #37 in Science Margin — Epoch AI benchmarking hub · Apr 8, 2026 |
| Coding | #— · Not enough data Margin — Epoch AI benchmarking hub · Feb 5, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Web dev | #35 · Was SOTA · Coding › Web dev Margin 31.775700934579433 LMArena leaderboard dataset · Oct 13, 2026 | #8 · #8 in Coding › Web dev Margin — LMArena leaderboard dataset · Jun 5, 2026 |
| Long context | #2 · Near-SOTA · Long context Margin 0.6802721088435391 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 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 |
| Factuality | #3 · Near-SOTA · Factuality Margin 2.9850746268656536 LMArena leaderboard dataset · Oct 13, 2026 | #23 · #23 in Factuality Margin 17.910447761194035 LMArena leaderboard dataset · Oct 13, 2026 |
Claude Opus 4.6: $10 per 1M blended tokens.
Muse Spark: price per 1M tokens is unset in the catalog.
Claude Opus 4.6: closed weights.
Muse Spark: closed weights.
General LLM: As of Oct 14, 2026, Claude Opus 4.6 leads Muse Spark in General LLM at #4 against #12.
Reasoning: As of Oct 14, 2026, Claude Opus 4.6 leads Muse Spark in Reasoning at #2 against #17.
Math: As of Oct 14, 2026, Muse Spark leads Claude Opus 4.6 in Math at #7 against #11.
Science: As of Oct 14, 2026, Claude Opus 4.6 leads Muse Spark in Science at #32 against #37.
Coding › Web dev: As of Oct 14, 2026, Muse Spark leads Claude Opus 4.6 in Coding › Web dev at #8 against #35.
Long context: As of Oct 14, 2026, Claude Opus 4.6 leads Muse Spark in Long context at #2 against #38.
Factuality: As of Oct 14, 2026, Claude Opus 4.6 leads Muse Spark in Factuality at #3 against #23.
Claude Opus 4.6 or Muse Spark?
As of Oct 14, 2026, Claude Opus 4.6 leads Muse Spark in 5 of 7 shared categories: General LLM, Reasoning, Science, Long context, and Factuality.
Claude Opus 4.6 or Muse Spark for General LLM?
As of Oct 14, 2026, Claude Opus 4.6 leads Muse Spark in General LLM at #4 against #12.
Claude Opus 4.6 or Muse Spark for Reasoning?
As of Oct 14, 2026, Claude Opus 4.6 leads Muse Spark in Reasoning at #2 against #17.
Claude Opus 4.6 or Muse Spark for Math?
As of Oct 14, 2026, Muse Spark leads Claude Opus 4.6 in Math at #7 against #11.