GPT-5.6 Sol vs Muse Spark 1.2
As of Oct 15, 2026, GPT-5.6 Sol leads Muse Spark 1.2 in 3 of 6 shared categories: Coding › Web dev, Long context, and Vision.
GPT-5.6 Sol
Close. Near-SOTA in Vision, rank #3.
Muse Spark 1.2
It used to be. Was SOTA in General LLM.
| Category | GPT-5.6 Sol | Muse Spark 1.2 |
|---|---|---|
| General LLM | #17 · #17 in General LLM Margin 9.042553191489361 LMArena leaderboard dataset · Oct 13, 2026 | #8 · Was SOTA · General LLM Margin 4.255319148936167 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #12 · #12 in Reasoning Margin 6.914893617021278 LMArena leaderboard dataset · Oct 13, 2026 | #11 · #11 in Reasoning Margin 6.38297872340425 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 | #13 · #13 in Science Margin — Epoch AI benchmarking hub · Jul 9, 2026 | — |
| Coding | #9 · #9 in Coding Margin 45.45454545454545 Terminal-Bench Harbor Hub · Oct 6, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Agentic | #9 · #9 in Coding › Agentic Margin 45.45454545454545 Terminal-Bench Harbor Hub · Oct 6, 2026 | — |
| Coding › Web dev | #23 · Was SOTA · Coding › Web dev Margin 17.599999999999994 LMArena leaderboard dataset · Oct 13, 2026 | #42 · #42 in Coding › Web dev Margin 32.8 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #13 · #13 in Long context Margin 6.914893617021278 LMArena leaderboard dataset · Oct 13, 2026 | #17 · Was SOTA · Long context Margin 9.042553191489361 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #3 · Near-SOTA · Vision Margin 10.526315789473685 Epoch AI benchmarking hub · Jul 9, 2026 | #27 · #27 in Vision Margin 73.6842105263158 Epoch AI benchmarking hub · Aug 5, 2026 |
| Factuality | #15 · #15 in Factuality Margin 9.302325581395351 LMArena leaderboard dataset · Oct 13, 2026 | #9 · Was SOTA · Factuality Margin 5.813953488372093 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #3 · #3 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jul 9, 2026 | — |
GPT-5.6 Sol: $8.000000000000002 per 1M blended tokens.
Muse Spark 1.2: $2.0000000000000004 per 1M blended tokens.
GPT-5.6 Sol: closed weights.
Muse Spark 1.2: closed weights.
General LLM: As of Oct 15, 2026, Muse Spark 1.2 leads GPT-5.6 Sol in General LLM at #8 against #17.
Reasoning: As of Oct 15, 2026, Muse Spark 1.2 leads GPT-5.6 Sol in Reasoning at #11 against #12.
Coding › Web dev: As of Oct 15, 2026, GPT-5.6 Sol leads Muse Spark 1.2 in Coding › Web dev at #23 against #42.
Long context: As of Oct 15, 2026, GPT-5.6 Sol leads Muse Spark 1.2 in Long context at #13 against #17.
Vision: As of Oct 15, 2026, GPT-5.6 Sol leads Muse Spark 1.2 in Vision at #3 against #27.
Factuality: As of Oct 15, 2026, Muse Spark 1.2 leads GPT-5.6 Sol in Factuality at #9 against #15.
GPT-5.6 Sol or Muse Spark 1.2?
As of Oct 15, 2026, GPT-5.6 Sol leads Muse Spark 1.2 in 3 of 6 shared categories: Coding › Web dev, Long context, and Vision.
GPT-5.6 Sol or Muse Spark 1.2 for General LLM?
As of Oct 15, 2026, Muse Spark 1.2 leads GPT-5.6 Sol in General LLM at #8 against #17.
GPT-5.6 Sol or Muse Spark 1.2 for Reasoning?
As of Oct 15, 2026, Muse Spark 1.2 leads GPT-5.6 Sol in Reasoning at #11 against #12.
GPT-5.6 Sol or Muse Spark 1.2 for Coding › Web dev?
As of Oct 15, 2026, GPT-5.6 Sol leads Muse Spark 1.2 in Coding › Web dev at #23 against #42.