Claude Opus 4.8 vs Muse Spark 1.3
As of Oct 15, 2026, Claude Opus 4.8 leads Muse Spark 1.3 in 3 of 8 shared categories: Coding, Coding › Agentic, and Long context.
Claude Opus 4.8
It used to be. Was SOTA in Coding › Web dev.
Muse Spark 1.3
Yes. Yes on Coding › Web dev (best per dollar); Vision (best per dollar). Not the overall leader.
| Category | Claude Opus 4.8 | Muse Spark 1.3 |
|---|---|---|
| General LLM | #21 · #21 in General LLM Margin 11.170212765957444 LMArena leaderboard dataset · Oct 13, 2026 | #9 · #9 in General LLM Margin 4.7872340425531945 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #10 · #10 in Reasoning Margin 5.851063829787236 LMArena leaderboard dataset · Oct 13, 2026 | #8 · #8 in Reasoning Margin 4.7872340425531945 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | #27 · #27 in Science Margin — Epoch AI benchmarking hub · May 28, 2026 | — |
| Coding | #12 · #12 in Coding Margin 59.09090909090909 Terminal-Bench Harbor Hub · Oct 6, 2026 | #18 · #18 in Coding Margin 86.36363636363636 Terminal-Bench Harbor Hub · Oct 6, 2026 |
| Coding › Agentic | #12 · #12 in Coding › Agentic Margin 59.09090909090909 Terminal-Bench Harbor Hub · Oct 6, 2026 | #18 · #18 in Coding › Agentic Margin 86.36363636363636 Terminal-Bench Harbor Hub · Oct 6, 2026 |
| Coding › Web dev | #35 · Was SOTA · Coding › Web dev Margin 27.200000000000003 LMArena leaderboard dataset · Oct 13, 2026 | #11 · #11 in Coding › Web dev Margin 8 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #10 · Was SOTA · Long context Margin 5.319148936170208 LMArena leaderboard dataset · Oct 13, 2026 | #15 · #15 in Long context Margin 7.978723404255305 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #13 · #13 in Vision Margin 36.842105263157904 Epoch AI benchmarking hub · May 28, 2026 | #8 · #8 in Vision Margin 23.684210526315795 Epoch AI benchmarking hub · Sep 2, 2026 |
| Factuality | #24 · #24 in Factuality Margin 14.534883720930239 LMArena leaderboard dataset · Oct 13, 2026 | #12 · #12 in Factuality Margin 7.558139534883736 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #12 · #12 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · May 28, 2026 | — |
Claude Opus 4.8: $10 per 1M blended tokens.
Muse Spark 1.3: $2.0000000000000004 per 1M blended tokens.
Claude Opus 4.8: closed weights.
Muse Spark 1.3: closed weights.
General LLM: As of Oct 15, 2026, Muse Spark 1.3 leads Claude Opus 4.8 in General LLM at #9 against #21.
Reasoning: As of Oct 15, 2026, Muse Spark 1.3 leads Claude Opus 4.8 in Reasoning at #8 against #10.
Coding: As of Oct 15, 2026, Claude Opus 4.8 leads Muse Spark 1.3 in Coding at #12 against #18.
Coding › Agentic: As of Oct 15, 2026, Claude Opus 4.8 leads Muse Spark 1.3 in Coding › Agentic at #12 against #18.
Coding › Web dev: As of Oct 15, 2026, Muse Spark 1.3 leads Claude Opus 4.8 in Coding › Web dev at #11 against #35.
Long context: As of Oct 15, 2026, Claude Opus 4.8 leads Muse Spark 1.3 in Long context at #10 against #15.
Vision: As of Oct 15, 2026, Muse Spark 1.3 leads Claude Opus 4.8 in Vision at #8 against #13.
Factuality: As of Oct 15, 2026, Muse Spark 1.3 leads Claude Opus 4.8 in Factuality at #12 against #24.
Claude Opus 4.8 · Muse Spark 1.3
Claude Opus 4.8 or Muse Spark 1.3?
As of Oct 15, 2026, Claude Opus 4.8 leads Muse Spark 1.3 in 3 of 8 shared categories: Coding, Coding › Agentic, and Long context.
Claude Opus 4.8 or Muse Spark 1.3 for General LLM?
As of Oct 15, 2026, Muse Spark 1.3 leads Claude Opus 4.8 in General LLM at #9 against #21.
Claude Opus 4.8 or Muse Spark 1.3 for Reasoning?
As of Oct 15, 2026, Muse Spark 1.3 leads Claude Opus 4.8 in Reasoning at #8 against #10.
Claude Opus 4.8 or Muse Spark 1.3 for Coding?
As of Oct 15, 2026, Claude Opus 4.8 leads Muse Spark 1.3 in Coding at #12 against #18.