Compare · 2026-10-14

Muse Spark 1.1 vs Nvidia Nemotron 3 Ultra 550B A55b Nvfp4

As of Oct 14, 2026, Muse Spark 1.1 leads Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 in 4 of 4 shared categories: General LLM, Reasoning, Long context, and Factuality.

CategoryMuse Spark 1.1Nvidia Nemotron 3 Ultra 550B A55b Nvfp4
General LLM
#10 · Was SOTA · General LLM
Margin 6.802721088435376
LMArena leaderboard dataset · Oct 13, 2026
#83 · #83 in General LLM
Margin 56.46258503401361
LMArena leaderboard dataset · Oct 13, 2026
Reasoning
#13 · #13 in Reasoning
Margin 9.589041095890408
LMArena leaderboard dataset · Oct 13, 2026
#88 · #88 in Reasoning
Margin 60.95890410958904
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
Coding
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 13, 2026
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 13, 2026
Coding › Web dev
#37 · #37 in Coding › Web dev
Margin 33.64485981308411
LMArena leaderboard dataset · Oct 13, 2026
—
Long context
#33 · #33 in Long context
Margin 22.448979591836732
LMArena leaderboard dataset · Oct 13, 2026
#89 · #89 in Long context
Margin 60.54421768707483
LMArena leaderboard dataset · Oct 13, 2026
Vision
#28 · #28 in Vision
Margin 76.3157894736842
Epoch AI benchmarking hub · Jul 9, 2026
—
Factuality
#32 · Was SOTA · Factuality
Margin 24.626865671641795
LMArena leaderboard dataset · Oct 13, 2026
#83 · #83 in Factuality
Margin 62.6865671641791
LMArena leaderboard dataset · Oct 13, 2026
Price per 1M tokens

Muse Spark 1.1: $2.0000000000000004 per 1M blended tokens.

Nvidia Nemotron 3 Ultra 550B A55b Nvfp4: price per 1M tokens is unset in the catalog.

Open weights

Muse Spark 1.1: closed weights.

Nvidia Nemotron 3 Ultra 550B A55b Nvfp4: open weights.

Which to pick

General LLM: As of Oct 14, 2026, Muse Spark 1.1 leads Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 in General LLM at #10 against #83.

Reasoning: As of Oct 14, 2026, Muse Spark 1.1 leads Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 in Reasoning at #13 against #88.

Long context: As of Oct 14, 2026, Muse Spark 1.1 leads Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 in Long context at #33 against #89.

Factuality: As of Oct 14, 2026, Muse Spark 1.1 leads Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 in Factuality at #32 against #83.

Muse Spark 1.1 · Nvidia Nemotron 3 Ultra 550B A55b Nvfp4

Muse Spark 1.1 or Nvidia Nemotron 3 Ultra 550B A55b Nvfp4?

As of Oct 14, 2026, Muse Spark 1.1 leads Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 in 4 of 4 shared categories: General LLM, Reasoning, Long context, and Factuality.

Muse Spark 1.1 or Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 for General LLM?

As of Oct 14, 2026, Muse Spark 1.1 leads Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 in General LLM at #10 against #83.

Muse Spark 1.1 or Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 for Reasoning?

As of Oct 14, 2026, Muse Spark 1.1 leads Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 in Reasoning at #13 against #88.

Muse Spark 1.1 or Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 for Long context?

As of Oct 14, 2026, Muse Spark 1.1 leads Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 in Long context at #33 against #89.