Muse Spark 1.2 vs O3
As of Oct 14, 2026, Muse Spark 1.2 leads O3 in 4 of 4 shared categories: General LLM, Reasoning, Long context, and Factuality.
| Category | Muse Spark 1.2 | O3 |
|---|---|---|
| General LLM | #8 · Was SOTA · General LLM Margin 5.442176870748298 LMArena leaderboard dataset · Oct 13, 2026 | #78 · Was SOTA · General LLM Margin 53.06122448979592 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #11 · #11 in Reasoning Margin 8.219178082191775 LMArena leaderboard dataset · Oct 13, 2026 | #90 · Was SOTA · Reasoning Margin 62.32876712328767 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #20 · Was SOTA · Math Margin 42.22222222222222 Epoch AI benchmarking hub · Apr 16, 2025 |
| Science | — | #67 · #67 in Science Margin — Epoch AI benchmarking hub · Apr 16, 2025 |
| Coding | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — Epoch AI benchmarking hub · Apr 16, 2025 |
| Coding › Web dev | #40 · #40 in Coding › Web dev Margin 36.44859813084112 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Long context | #16 · Was SOTA · Long context Margin 10.884353741496597 LMArena leaderboard dataset · Oct 13, 2026 | #110 · Was SOTA · Long context Margin 74.82993197278913 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #27 · #27 in Vision Margin 73.6842105263158 Epoch AI benchmarking hub · Aug 5, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 |
| Factuality | #9 · Was SOTA · Factuality Margin 7.462686567164198 LMArena leaderboard dataset · Oct 13, 2026 | #105 · #105 in Factuality Margin 79.1044776119403 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | — | #37 · #37 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Apr 16, 2025 |
Muse Spark 1.2: $2.0000000000000004 per 1M blended tokens.
O3: $3.5 per 1M blended tokens.
Muse Spark 1.2: closed weights.
O3: closed weights.
General LLM: As of Oct 14, 2026, Muse Spark 1.2 leads O3 in General LLM at #8 against #78.
Reasoning: As of Oct 14, 2026, Muse Spark 1.2 leads O3 in Reasoning at #11 against #90.
Long context: As of Oct 14, 2026, Muse Spark 1.2 leads O3 in Long context at #16 against #110.
Factuality: As of Oct 14, 2026, Muse Spark 1.2 leads O3 in Factuality at #9 against #105.
Muse Spark 1.2 or O3?
As of Oct 14, 2026, Muse Spark 1.2 leads O3 in 4 of 4 shared categories: General LLM, Reasoning, Long context, and Factuality.
Muse Spark 1.2 or O3 for General LLM?
As of Oct 14, 2026, Muse Spark 1.2 leads O3 in General LLM at #8 against #78.
Muse Spark 1.2 or O3 for Reasoning?
As of Oct 14, 2026, Muse Spark 1.2 leads O3 in Reasoning at #11 against #90.
Muse Spark 1.2 or O3 for Long context?
As of Oct 14, 2026, Muse Spark 1.2 leads O3 in Long context at #16 against #110.