Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 vs O3 Mini
As of Oct 14, 2026, Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 leads O3 Mini in 2 of 3 shared categories: Reasoning and Long context.
Nvidia Nemotron 3 Ultra 550B A55b Nvfp4
#83 Best current rank: #83 in General LLM, as of Oct 14, 2026.
O3 Mini
It used to be. Was SOTA in Reasoning.
| Category | Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 | O3 Mini |
|---|---|---|
| General LLM | #83 · #83 in General LLM Margin 56.46258503401361 LMArena leaderboard dataset · Oct 13, 2026 | #7 · #7 in General LLM Margin — LMArena leaderboard dataset · Apr 16, 2025 |
| Reasoning | #88 · #88 in Reasoning Margin 60.95890410958904 LMArena leaderboard dataset · Oct 13, 2026 | #133 · Was SOTA · Reasoning Margin 91.78082191780823 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 | — | #76 · #76 in Science Margin — Epoch AI benchmarking hub · Jan 31, 2025 |
| Coding | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #89 · #89 in Long context Margin 60.54421768707483 LMArena leaderboard dataset · Oct 13, 2026 | #145 · #145 in Long context Margin 98.63945578231292 LMArena leaderboard dataset · Oct 13, 2026 |
| Factuality | #83 · #83 in Factuality Margin 62.6865671641791 LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — Epoch AI benchmarking hub · Jan 31, 2025 |
| Abstraction (ARC) | — | #51 · #51 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jan 31, 2025 |
Nvidia Nemotron 3 Ultra 550B A55b Nvfp4: price per 1M tokens is unset in the catalog.
O3 Mini: $1.9250000000000003 per 1M blended tokens.
Nvidia Nemotron 3 Ultra 550B A55b Nvfp4: open weights.
O3 Mini: closed weights.
General LLM: As of Oct 14, 2026, O3 Mini leads Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 in General LLM at #7 against #83.
Reasoning: As of Oct 14, 2026, Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 leads O3 Mini in Reasoning at #88 against #133.
Long context: As of Oct 14, 2026, Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 leads O3 Mini in Long context at #89 against #145.
Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 · O3 Mini
Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 or O3 Mini?
As of Oct 14, 2026, Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 leads O3 Mini in 2 of 3 shared categories: Reasoning and Long context.
Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 or O3 Mini for General LLM?
As of Oct 14, 2026, O3 Mini leads Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 in General LLM at #7 against #83.
Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 or O3 Mini for Reasoning?
As of Oct 14, 2026, Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 leads O3 Mini in Reasoning at #88 against #133.
Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 or O3 Mini for Long context?
As of Oct 14, 2026, Nvidia Nemotron 3 Ultra 550B A55b Nvfp4 leads O3 Mini in Long context at #89 against #145.