Model comparison

Mistral Medium 3.1 vs Nemotron 3 Ultra

Nemotron 3 Ultra is the stronger model overall, scoring 42.5 to 31.9 on the Noometry Index.

Last verified . 1 shared benchmarks.

Mistral Medium 3.1 Mistral AI

31.9

Rank #266 Reported

Nemotron 3 Ultra NVIDIA

42.5

Rank #113 Confirmed

Summary

  • They share 1 benchmark with published results for both. Mistral Medium 3.1 scores higher in 0 categories and Nemotron 3 Ultra in 2 categories; 2 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Nemotron 3 Ultra leads 31.0 to 10.6.
  • Mistral Medium 3.1 is cheaper at $0.40 / $2 per million input/output tokens, against $0.60 / $2.40 for Nemotron 3 Ultra.
  • Nemotron 3 Ultra accepts more context: 262K tokens versus 131K.
  • Nemotron 3 Ultra has downloadable open weights; the other is API-only.

Side by side

Mistral Medium 3.1 and Nemotron 3 Ultra specifications
Mistral Medium 3.1Nemotron 3 Ultra
ProviderMistral AINVIDIA
Noometry Index31.942.5
Released—2026-06-04
WeightsProprietaryOpen
Context window131K262K
Max output105K128K
Input $ / M tokens$0.40$0.60
Output $ / M tokens$2$2.40
Results tracked330

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Category by category

Coding Not comparable

Mistral Medium 3.1: —, Nemotron 3 Ultra: 38.1 (#182)

Coding benchmarks
BenchmarkMistral Medium 3.1Nemotron 3 Ultra
FrontierCode—13.6%
SciCode—40.3%
WeirdML—43.5%
LMArena Coding—1468

Agentic & Tool Use Not comparable

Mistral Medium 3.1: —, Nemotron 3 Ultra: 23.4 (#126)

Agentic & Tool Use benchmarks
BenchmarkMistral Medium 3.1Nemotron 3 Ultra
APEX-Agents—22.7%

Reasoning Nemotron 3 Ultra leads

Mistral Medium 3.1: 10.6 (#341), Nemotron 3 Ultra: 31.0 (#82)

Reasoning benchmarks
BenchmarkMistral Medium 3.1Nemotron 3 Ultra
NYT Connections (extended)6.5%—
CritPt—3.1%
Chess Puzzles—12%
Thematic Generalization20.3%—
LMArena Hard Prompts—1452
Mystery Game Puzzles—20%
DTBench—90.1%
LMCA—36.9%
Epoch Capabilities Index—146.17

Math Not comparable

Mistral Medium 3.1: —, Nemotron 3 Ultra: 35.3 (#187)

Math benchmarks
BenchmarkMistral Medium 3.1Nemotron 3 Ultra
OTIS Mock AIME 2024-2025—86.7%
ProofBench—2%
LMArena Math—1457

Knowledge Not comparable

Mistral Medium 3.1: —, Nemotron 3 Ultra: 52.5 (#61)

Knowledge benchmarks
BenchmarkMistral Medium 3.1Nemotron 3 Ultra
GPQA Diamond—85.4%
LMArena Expert—1472

Multilingual Not comparable

Mistral Medium 3.1: —, Nemotron 3 Ultra: 53.5 (#64)

Multilingual benchmarks
BenchmarkMistral Medium 3.1Nemotron 3 Ultra
LMArena Non-English—1427
LMArena Chinese—1497
LMArena French—1472
LMArena German—1471
LMArena Korean—1386
LMArena Russian—1417
LMArena Spanish—1454

Instruction Following Not comparable

Mistral Medium 3.1: —, Nemotron 3 Ultra: 74.7 (#88)

Instruction Following benchmarks
BenchmarkMistral Medium 3.1Nemotron 3 Ultra
LMArena Instruction Following—1418

Long Context Not comparable

Mistral Medium 3.1: —, Nemotron 3 Ultra: 43.9 (#81)

Long Context benchmarks
BenchmarkMistral Medium 3.1Nemotron 3 Ultra
LMArena Longer Query—1437

Writing & Preference Nemotron 3 Ultra leads

Mistral Medium 3.1: 55.5 (#145), Nemotron 3 Ultra: 66.3 (#36)

Writing & Preference benchmarks
BenchmarkMistral Medium 3.1Nemotron 3 Ultra
EQ-Bench Creative Writing14761692
LMArena Text—1445
LMArena Creative Writing—1398
LMArena Multi-Turn—1411

Frequently asked questions

Is Mistral Medium 3.1 better than Nemotron 3 Ultra?

Nemotron 3 Ultra is the stronger model overall, scoring 42.5 to 31.9 on the Noometry Index.

Which is cheaper, Mistral Medium 3.1 or Nemotron 3 Ultra?

Mistral Medium 3.1 is cheaper. It lists at $0.40 per million input tokens and $2 per million output tokens; Nemotron 3 Ultra lists at $0.60 and $2.40.

Which has the bigger context window?

Nemotron 3 Ultra does, with 262K tokens against 131K.

How many benchmarks do Mistral Medium 3.1 and Nemotron 3 Ultra share?

1 benchmark has published results for both models. Mistral Medium 3.1 has 3 scored results on Noometry and Nemotron 3 Ultra has 30.

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