Model comparison

Claude Opus 4.6 vs Mistral

Claude Opus 4.6 is the stronger model overall, scoring 58.2 to 29.9 on the Noometry Index.

Last verified . 17 shared benchmarks.

Claude Opus 4.6 Anthropic

58.2

Rank #20 Confirmed

Mistral Mistral AI

29.9

Rank #303 Confirmed

Summary

  • They share 17 benchmarks with published results for both. Claude Opus 4.6 scores higher in 8 categories and Mistral in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where Claude Opus 4.6 leads 61.9 to 16.6.

Side by side

Claude Opus 4.6 and Mistral specifications
Claude Opus 4.6Mistral
ProviderAnthropicMistral AI
Noometry Index58.229.9
Released2026-02-04—
WeightsProprietaryProprietary
Context window1M—
Max output128K—
Input $ / M tokens$5—
Output $ / M tokens$25—
Results tracked6822

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Category by category

Coding Claude Opus 4.6 leads

Claude Opus 4.6: 57.2 (#20), Mistral: 33.8 (#250)

Coding benchmarks
BenchmarkClaude Opus 4.6Mistral
LMArena Coding15361162
SWE-bench Verified78.7%—
FrontierCode26.6%—
SWE-bench Verified (bash only)75.6%—
LMArena WebDev1547—
SWE-bench Multilingual72%—
GSO41.2%—
WeirdML78%—
ALE-Bench996.5—
AlgoTune1.47—

Agentic & Tool Use Not comparable

Claude Opus 4.6: 51.1 (#4), Mistral: —

Agentic & Tool Use benchmarks
BenchmarkClaude Opus 4.6Mistral
Terminal-Bench79.8%—
APEX-Agents46.3%—
Remote Labor Index4.2%—
τ²-bench Banking27.3%—
Cybench93%—
DeepResearch Bench55.3%—
GBAEval44.1%—
LMArena Search1253—
METR Time Horizons78.9%—
Vending-Bench 28,018—

Reasoning Claude Opus 4.6 leads

Claude Opus 4.6: 57.8 (#23), Mistral: 22.2 (#200)

Reasoning benchmarks
BenchmarkClaude Opus 4.6Mistral
LMArena Hard Prompts15271149
ARC-AGI-269.2%—
SimpleBench67.6%—
Kagi LLM Benchmark83.6%—
NYT Connections (extended)92.1%—
ARC-AGI-194%—
Chess Puzzles17%—
EnigmaEval7.6%—
Thematic Generalization80.6%—
EBR-Bench12.7%—
Mystery Game Puzzles25%—
DTBench91.2%—
LMCA55.8%—
Epoch Capabilities Index155.24—
ForecastBench60—

Math Claude Opus 4.6 leads

Claude Opus 4.6: 63.0 (#31), Mistral: 22.3 (#278)

Knowledge Claude Opus 4.6 leads

Claude Opus 4.6: 61.9 (#26), Mistral: 16.6 (#288)

Knowledge benchmarks
BenchmarkClaude Opus 4.6Mistral
LMArena Expert15461125
GPQA Diamond90.5%—
Humanity's Last Exam34.4%—
SimpleQA Verified47%—
MMLU-Pro—27.7%
Vectara Hallucination Rate12.2%—
GPQA (HELM)—30.3%

Multimodal Not comparable

Claude Opus 4.6: 37.3 (#74), Mistral: —

Multimodal benchmarks
BenchmarkClaude Opus 4.6Mistral
LMArena Vision1316—
Furniture Assembly28.3%—
LMArena Document1507—

Multilingual Claude Opus 4.6 leads

Claude Opus 4.6: 57.9 (#6), Mistral: 32.8 (#254)

Multilingual benchmarks
BenchmarkClaude Opus 4.6Mistral
LMArena Non-English14891129
LMArena Chinese15511109
LMArena French15131180
LMArena German15021155
LMArena Japanese14841013
LMArena Korean14641032
LMArena Russian14971168
LMArena Spanish15101143

Instruction Following Claude Opus 4.6 leads

Claude Opus 4.6: 79.5 (#4), Mistral: 52.6 (#288)

Instruction Following benchmarks
BenchmarkClaude Opus 4.6Mistral
LMArena Instruction Following15231152
IFEval—56.8%

Long Context Claude Opus 4.6 leads

Claude Opus 4.6: 48.1 (#13), Mistral: 35.0 (#245)

Long Context benchmarks
BenchmarkClaude Opus 4.6Mistral
LMArena Longer Query15201153
CL-bench20.7%—
CL-bench Life17%—

Writing & Preference Claude Opus 4.6 leads

Claude Opus 4.6: 73.5 (#10), Mistral: 37.0 (#260)

Writing & Preference benchmarks
BenchmarkClaude Opus 4.6Mistral
LMArena Text15031165
LMArena Creative Writing15051158
LMArena Multi-Turn15131147
EQ-Bench Creative Writing1809—
WildBench—66%
EQ-Bench 41223—

Frequently asked questions

Is Claude Opus 4.6 better than Mistral?

Claude Opus 4.6 is the stronger model overall, scoring 58.2 to 29.9 on the Noometry Index.

Is Claude Opus 4.6 or Mistral better for coding?

Claude Opus 4.6 scores higher on coding benchmarks: 57.2 versus 33.8 in the Noometry coding category.

How many benchmarks do Claude Opus 4.6 and Mistral share?

17 benchmarks have published results for both models. Claude Opus 4.6 has 68 scored results on Noometry and Mistral has 22.

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