Claude Opus 4.8 vs Muse Spark 1.2
As of Oct 14, 2026, Claude Opus 4.8 leads Muse Spark 1.2 in 4 of 6 shared categories: Reasoning, Coding › Web dev, Long context, and Vision.
Claude Opus 4.8
It used to be. Was SOTA in Coding › Web dev.
Muse Spark 1.2
It used to be. Was SOTA in General LLM.
| Category | Claude Opus 4.8 | Muse Spark 1.2 |
|---|---|---|
| General LLM | #20 · #20 in General LLM Margin 13.605442176870753 LMArena leaderboard dataset · Oct 13, 2026 | #8 · Was SOTA · General LLM Margin 5.442176870748298 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #10 · #10 in Reasoning Margin 7.534246575342465 LMArena leaderboard dataset · Oct 13, 2026 | #11 · #11 in Reasoning Margin 8.219178082191775 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 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Agentic | #12 · #12 in Coding › Agentic Margin 59.09090909090909 Terminal-Bench Harbor Hub · Oct 6, 2026 | — |
| Coding › Web dev | #33 · Was SOTA · Coding › Web dev Margin 29.90654205607477 LMArena leaderboard dataset · Oct 13, 2026 | #40 · #40 in Coding › Web dev Margin 36.44859813084112 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #10 · Was SOTA · Long context Margin 6.802721088435391 LMArena leaderboard dataset · Oct 13, 2026 | #16 · Was SOTA · Long context Margin 10.884353741496597 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #13 · #13 in Vision Margin 36.842105263157904 Epoch AI benchmarking hub · May 28, 2026 | #27 · #27 in Vision Margin 73.6842105263158 Epoch AI benchmarking hub · Aug 5, 2026 |
| Factuality | #21 · #21 in Factuality Margin 16.417910447761187 LMArena leaderboard dataset · Oct 13, 2026 | #9 · Was SOTA · Factuality Margin 7.462686567164198 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 1.2: $2.0000000000000004 per 1M blended tokens.
Claude Opus 4.8: closed weights.
Muse Spark 1.2: closed weights.
General LLM: As of Oct 14, 2026, Muse Spark 1.2 leads Claude Opus 4.8 in General LLM at #8 against #20.
Reasoning: As of Oct 14, 2026, Claude Opus 4.8 leads Muse Spark 1.2 in Reasoning at #10 against #11.
Coding › Web dev: As of Oct 14, 2026, Claude Opus 4.8 leads Muse Spark 1.2 in Coding › Web dev at #33 against #40.
Long context: As of Oct 14, 2026, Claude Opus 4.8 leads Muse Spark 1.2 in Long context at #10 against #16.
Vision: As of Oct 14, 2026, Claude Opus 4.8 leads Muse Spark 1.2 in Vision at #13 against #27.
Factuality: As of Oct 14, 2026, Muse Spark 1.2 leads Claude Opus 4.8 in Factuality at #9 against #21.
Claude Opus 4.8 · Muse Spark 1.2
Claude Opus 4.8 or Muse Spark 1.2?
As of Oct 14, 2026, Claude Opus 4.8 leads Muse Spark 1.2 in 4 of 6 shared categories: Reasoning, Coding › Web dev, Long context, and Vision.
Claude Opus 4.8 or Muse Spark 1.2 for General LLM?
As of Oct 14, 2026, Muse Spark 1.2 leads Claude Opus 4.8 in General LLM at #8 against #20.
Claude Opus 4.8 or Muse Spark 1.2 for Reasoning?
As of Oct 14, 2026, Claude Opus 4.8 leads Muse Spark 1.2 in Reasoning at #10 against #11.
Claude Opus 4.8 or Muse Spark 1.2 for Coding › Web dev?
As of Oct 14, 2026, Claude Opus 4.8 leads Muse Spark 1.2 in Coding › Web dev at #33 against #40.