Noometry

Model comparison

Claude 3 Opus vs Mistral Large 3

Mistral Large 3 is the stronger model overall, scoring 39.1 to 29.5 on the Noometry Index.

Last verified . 18 shared benchmarks.

Claude 3 Opus Anthropic

29.5

Rank #310 Confirmed

Mistral Large 3 Mistral AI

39.1

Rank #176 Confirmed

Summary

  • They share 18 benchmarks with published results for both. Claude 3 Opus scores higher in 0 categories and Mistral Large 3 in 9 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in math, where Mistral Large 3 leads 38.7 to 14.8.
  • Mistral Large 3 has downloadable open weights; the other is API-only.

Side by side

Claude 3 OpusMistral Large 3
ProviderAnthropicMistral AI
Noometry Index29.539.1
Released2024-02-292025-12-02
WeightsProprietaryOpen
Context window—262K
Max output—8K
Input $ / M tokens—$0.25
Output $ / M tokens—$0.75
Results tracked4624

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Category by category

Coding Mistral Large 3 leads

Claude 3 Opus: 32.9 (#267), Mistral Large 3: 34.4 (#237)

BenchmarkClaude 3 OpusMistral Large 3
LMArena Coding12641448
LMArena WebDev—1230
WeirdML19.2%—
BigCodeBench Instruct45.5%—
LiveBench Coding38.6%—
BigCodeBench Complete57.4%—
HumanEval+77.4%—
MBPP+73.3%—

Agentic & Tool Use Not comparable

Claude 3 Opus: 24.6 (#116), Mistral Large 3: —

BenchmarkClaude 3 OpusMistral Large 3
Cybench10%—
METR Time Horizons29.5%—

Reasoning Too close to call

Claude 3 Opus: 14.6 (#324), Mistral Large 3: 15.2 (#319)

BenchmarkClaude 3 OpusMistral Large 3
LMArena Hard Prompts12451429
SimpleBench23.5%—
Kagi LLM Benchmark—50.9%
NYT Connections (extended)—7.5%
Chess Puzzles5%—
EnigmaEval0.8%—
Thematic Generalization—23%
LiveBench Reasoning40.6%—
DTBench61.6%—
LiveBench Data Analysis57.9%—
LMCA17%—
Epoch Capabilities Index126.91—
ForecastBench58.4—
LiveBench49.2%—
WinoGrande88.5%—

Math Mistral Large 3 leads

Claude 3 Opus: 14.8 (#299), Mistral Large 3: 38.7 (#129)

BenchmarkClaude 3 OpusMistral Large 3
LMArena Math12731414
OTIS Mock AIME 2024-20254.7%—
LiveBench Math43.6%—
MATH Level 537.5%—

Knowledge Mistral Large 3 leads

Claude 3 Opus: 24.5 (#267), Mistral Large 3: 36.0 (#177)

BenchmarkClaude 3 OpusMistral Large 3
LMArena Expert12231421
GPQA Diamond47.2%—
SimpleQA Verified12.6%—
Confabulations22.7%—
Vectara Hallucination Rate—14.5%
MMLU84.6%—

Multimodal Mistral Large 3 leads

Claude 3 Opus: 27.1 (#116), Mistral Large 3: 38.2 (#66)

BenchmarkClaude 3 OpusMistral Large 3
LMArena Vision10231221

Multilingual Mistral Large 3 leads

Claude 3 Opus: 41.4 (#207), Mistral Large 3: 52.5 (#84)

BenchmarkClaude 3 OpusMistral Large 3
LMArena Non-English12581413
LMArena Chinese12481447
LMArena French12751455
LMArena German12581437
LMArena Japanese12041394
LMArena Korean11871384
LMArena Russian12801411
LMArena Spanish12461440

Instruction Following Mistral Large 3 leads

Claude 3 Opus: 64.1 (#228), Mistral Large 3: 74.0 (#108)

BenchmarkClaude 3 OpusMistral Large 3
LMArena Instruction Following12481403
LiveBench Instruction Following63.9%—

Long Context Mistral Large 3 leads

Claude 3 Opus: 38.2 (#202), Mistral Large 3: 43.1 (#105)

BenchmarkClaude 3 OpusMistral Large 3
LMArena Longer Query12591413

Writing & Preference Mistral Large 3 leads

Claude 3 Opus: 47.2 (#213), Mistral Large 3: 60.0 (#101)

BenchmarkClaude 3 OpusMistral Large 3
LMArena Text12621428
LMArena Creative Writing12351386
LMArena Multi-Turn12751429
EQ-Bench Creative Writing—1412
LiveBench Language50.4%—

Frequently asked questions

Is Claude 3 Opus better than Mistral Large 3?

Mistral Large 3 is the stronger model overall, scoring 39.1 to 29.5 on the Noometry Index.

Is Claude 3 Opus or Mistral Large 3 better for coding?

Mistral Large 3 scores higher on coding benchmarks: 34.4 versus 32.9 in the Noometry coding category.

How many benchmarks do Claude 3 Opus and Mistral Large 3 share?

18 benchmarks have published results for both models. Claude 3 Opus has 46 scored results on Noometry and Mistral Large 3 has 24.

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