Noometry

Model comparison

Claude Opus 4.1 vs Mistral Large 4

Mistral Large 4 is the stronger model overall, scoring 43.1 to 41.0 on the Noometry Index.

Last verified . 13 shared benchmarks.

Claude Opus 4.1 Anthropic

41.0

Rank #142 Confirmed

Mistral Large 4 Mistral AI

43.1

Rank #99 Confirmed

Summary

  • They share 13 benchmarks with published results for both. Claude Opus 4.1 scores higher in 5 categories and Mistral Large 4 in 3 categories; 5 gaps are clear of the uncertainty.
  • The widest gap is in math, where Mistral Large 4 leads 40.4 to 22.3.
  • Mistral Large 4 is cheaper at $0.68 / $2.09 per million input/output tokens, against $15 / $75 for Claude Opus 4.1.
  • Mistral Large 4 accepts more context: 1.05M tokens versus 200K.

Side by side

Claude Opus 4.1Mistral Large 4
ProviderAnthropicMistral AI
Noometry Index41.043.1
Released2025-08-052026-10-06
WeightsProprietaryProprietary
Context window200K1.05M
Max output32K262K
Input $ / M tokens$15$0.68
Output $ / M tokens$75$2.09
Results tracked4815

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Category by category

Coding Mistral Large 4 leads

Claude Opus 4.1: 44.4 (#73), Mistral Large 4: 48.6 (#57)

BenchmarkClaude Opus 4.1Mistral Large 4
LMArena WebDev13901541
LMArena Coding14791475
SWE-bench Verified73.3%—
WeirdML45.9%—
ALE-Bench674.77—
AlgoTune1.34—

Agentic & Tool Use Not comparable

Claude Opus 4.1: 35.0 (#41), Mistral Large 4: —

BenchmarkClaude Opus 4.1Mistral Large 4
Terminal-Bench38%—
GDPval43.6%—
Cybench42%—
DeepResearch Bench48.3%—
LMArena Search1148—
METR Time Horizons66.8%—

Reasoning Claude Opus 4.1 leads

Claude Opus 4.1: 32.2 (#76), Mistral Large 4: 22.5 (#192)

BenchmarkClaude Opus 4.1Mistral Large 4
LMArena Hard Prompts14431444
SimpleBench60%—
NYT Connections (extended)—27.4%
Chess Puzzles7%—
EnigmaEval7.2%—
EBR-Bench7.9%—
Mystery Game Puzzles21%—
DTBench80%—
LMCA37.1%—
Epoch Capabilities Index144.12—
ForecastBench62—

Math Mistral Large 4 leads

Claude Opus 4.1: 22.3 (#277), Mistral Large 4: 40.4 (#91)

BenchmarkClaude Opus 4.1Mistral Large 4
LMArena Math14311488
FrontierMath (Tiers 1-3)12.6%—
FrontierMath Tier 42.4%—
OTIS Mock AIME 2024-202568.9%—
FrontierMath (Feb 2025 set)7.2%—
FrontierMath Tier 4 (v1)4.2%—

Knowledge Claude Opus 4.1 leads

Claude Opus 4.1: 42.0 (#101), Mistral Large 4: 36.6 (#166)

BenchmarkClaude Opus 4.1Mistral Large 4
LMArena Expert14391447
GPQA Diamond77.3%—
Humanity's Last Exam11.5%—
SimpleQA Verified—20%
Confabulations17.1%—
Vectara Hallucination Rate11.8%—

Multimodal Not comparable

Claude Opus 4.1: 26.8 (#119), Mistral Large 4: —

BenchmarkClaude Opus 4.1Mistral Large 4
VPCT35%—

Multilingual Too close to call

Claude Opus 4.1: 52.0 (#95), Mistral Large 4: 52.6 (#82)

BenchmarkClaude Opus 4.1Mistral Large 4
LMArena Non-English14051415
LMArena Chinese14271491
LMArena Russian14221414
LMArena French1431—
LMArena German1413—
LMArena Japanese1378—
LMArena Korean1380—
LMArena Spanish1448—

Instruction Following Too close to call

Claude Opus 4.1: 75.6 (#58), Mistral Large 4: 75.0 (#76)

BenchmarkClaude Opus 4.1Mistral Large 4
LMArena Instruction Following14351424

Long Context Too close to call

Claude Opus 4.1: 44.5 (#63), Mistral Large 4: 43.6 (#89)

BenchmarkClaude Opus 4.1Mistral Large 4
LMArena Longer Query14551429

Writing & Preference Claude Opus 4.1 leads

Claude Opus 4.1: 62.4 (#74), Mistral Large 4: 60.4 (#97)

BenchmarkClaude Opus 4.1Mistral Large 4
LMArena Text14191427
LMArena Creative Writing14121361
LMArena Multi-Turn14441424
Short-Story Creative Writing84.7%—

Frequently asked questions

Is Claude Opus 4.1 better than Mistral Large 4?

Mistral Large 4 is the stronger model overall, scoring 43.1 to 41.0 on the Noometry Index.

Which is cheaper, Claude Opus 4.1 or Mistral Large 4?

Mistral Large 4 is cheaper. It lists at $0.68 per million input tokens and $2.09 per million output tokens; Claude Opus 4.1 lists at $15 and $75.

Is Claude Opus 4.1 or Mistral Large 4 better for coding?

Mistral Large 4 scores higher on coding benchmarks: 48.6 versus 44.4 in the Noometry coding category.

Which has the bigger context window?

Mistral Large 4 does, with 1.05M tokens against 200K.

How many benchmarks do Claude Opus 4.1 and Mistral Large 4 share?

13 benchmarks have published results for both models. Claude Opus 4.1 has 48 scored results on Noometry and Mistral Large 4 has 15.

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