GPT-5.5 vs Muse Spark 1.1
As of Oct 14, 2026, GPT-5.5 leads Muse Spark 1.1 in 3 of 6 shared categories: Long context, Vision, and Factuality.
GPT-5.5
It used to be. Was SOTA in General LLM.
Muse Spark 1.1
It used to be. Was SOTA in General LLM.
| Category | GPT-5.5 | Muse Spark 1.1 |
|---|---|---|
| General LLM | #21 · Was SOTA · General LLM Margin 14.285714285714292 LMArena leaderboard dataset · Oct 13, 2026 | #10 · Was SOTA · General LLM Margin 6.802721088435376 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #25 · #25 in Reasoning Margin 17.808219178082197 LMArena leaderboard dataset · Oct 13, 2026 | #13 · #13 in Reasoning Margin 9.589041095890408 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 | #30 · #30 in Science Margin — Epoch AI benchmarking hub · Apr 23, 2026 | — |
| Coding | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Web dev | #44 · #44 in Coding › Web dev Margin 40.18691588785047 LMArena leaderboard dataset · Oct 13, 2026 | #37 · #37 in Coding › Web dev Margin 33.64485981308411 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #23 · Was SOTA · Long context Margin 15.646258503401356 LMArena leaderboard dataset · Oct 13, 2026 | #33 · #33 in Long context Margin 22.448979591836732 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #10 · Was SOTA · Vision Margin 28.94736842105263 Epoch AI benchmarking hub · Apr 23, 2026 | #28 · #28 in Vision Margin 76.3157894736842 Epoch AI benchmarking hub · Jul 9, 2026 |
| Factuality | #5 · Was SOTA · Factuality Margin 4.477611940298502 LMArena leaderboard dataset · Oct 13, 2026 | #32 · Was SOTA · Factuality Margin 24.626865671641795 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #7 · #7 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Apr 23, 2026 | — |
GPT-5.5: $11.25 per 1M blended tokens.
Muse Spark 1.1: $2.0000000000000004 per 1M blended tokens.
GPT-5.5: closed weights.
Muse Spark 1.1: closed weights.
General LLM: As of Oct 14, 2026, Muse Spark 1.1 leads GPT-5.5 in General LLM at #10 against #21.
Reasoning: As of Oct 14, 2026, Muse Spark 1.1 leads GPT-5.5 in Reasoning at #13 against #25.
Coding › Web dev: As of Oct 14, 2026, Muse Spark 1.1 leads GPT-5.5 in Coding › Web dev at #37 against #44.
Long context: As of Oct 14, 2026, GPT-5.5 leads Muse Spark 1.1 in Long context at #23 against #33.
Vision: As of Oct 14, 2026, GPT-5.5 leads Muse Spark 1.1 in Vision at #10 against #28.
Factuality: As of Oct 14, 2026, GPT-5.5 leads Muse Spark 1.1 in Factuality at #5 against #32.
GPT-5.5 or Muse Spark 1.1?
As of Oct 14, 2026, GPT-5.5 leads Muse Spark 1.1 in 3 of 6 shared categories: Long context, Vision, and Factuality.
GPT-5.5 or Muse Spark 1.1 for General LLM?
As of Oct 14, 2026, Muse Spark 1.1 leads GPT-5.5 in General LLM at #10 against #21.
GPT-5.5 or Muse Spark 1.1 for Reasoning?
As of Oct 14, 2026, Muse Spark 1.1 leads GPT-5.5 in Reasoning at #13 against #25.
GPT-5.5 or Muse Spark 1.1 for Coding › Web dev?
As of Oct 14, 2026, Muse Spark 1.1 leads GPT-5.5 in Coding › Web dev at #37 against #44.