Model comparison

Claude Opus 4.7 vs Mistral Large 3

Claude Opus 4.7 is the stronger model overall, scoring 58.3 to 39.1 on the Noometry Index. Mistral Large 3 costs 27× less per token, which makes it the better buy when Claude Opus 4.7's lead doesn't matter for your workload.

Last verified . 24 shared benchmarks.

Claude Opus 4.7 Anthropic

58.3

Rank #19 Confirmed

Mistral Large 3 Mistral AI

39.1

Rank #176 Confirmed

Summary

  • They share 24 benchmarks with published results for both. Claude Opus 4.7 scores higher in 9 categories and Mistral Large 3 in 0 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Claude Opus 4.7 leads 53.8 to 15.2.
  • The biggest single-benchmark swing is Thematic Generalization: 72.8% for Claude Opus 4.7 and 23% for Mistral Large 3.
  • Mistral Large 3 is cheaper at $0.25 / $0.75 per million input/output tokens, against $5 / $25 for Claude Opus 4.7.
  • Claude Opus 4.7 accepts more context: 1M tokens versus 262K.
  • Mistral Large 3 has downloadable open weights; the other is API-only.

Side by side

Claude Opus 4.7 and Mistral Large 3 specifications
Claude Opus 4.7Mistral Large 3
ProviderAnthropicMistral AI
Noometry Index58.339.1
Released2026-04-142025-12-02
WeightsProprietaryOpen
Context window1M262K
Max output128K8K
Input $ / M tokens$5$0.25
Output $ / M tokens$25$0.75
Results tracked6624

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Category by category

Coding Claude Opus 4.7 leads

Claude Opus 4.7: 59.6 (#13), Mistral Large 3: 34.4 (#237)

Coding benchmarks
BenchmarkClaude Opus 4.7Mistral Large 3
LMArena WebDev15581230
LMArena Coding15181448
SWE-bench Verified83.5%—
FrontierCode38.5%—
SciCode54.5%—
GSO44.1%—
WeirdML76.4%—
MirrorCode31.1%—
ALE-Bench1,323—

Agentic & Tool Use Not comparable

Claude Opus 4.7: 47.9 (#10), Mistral Large 3: —

Agentic & Tool Use benchmarks
BenchmarkClaude Opus 4.7Mistral Large 3
Terminal-Bench80.2%—
APEX-Agents49.2%—
OSWorld 2.018.2%—
τ²-bench Banking40.2%—
PostTrainBench28.6%—
ExploitBench26.5%—
GBAEval43.8%—
GDP.pdf21%—
LMArena Search1233—
Vending-Bench 210,937—

Reasoning Claude Opus 4.7 leads

Claude Opus 4.7: 53.8 (#29), Mistral Large 3: 15.2 (#319)

Reasoning benchmarks
BenchmarkClaude Opus 4.7Mistral Large 3
Kagi LLM Benchmark80.7%50.9%
NYT Connections (extended)39%7.5%
Thematic Generalization72.8%23%
LMArena Hard Prompts15061429
ARC-AGI-275.8%—
SimpleBench61.7%—
ARC-AGI-193.5%—
CritPt12%—
Chess Puzzles30%—
EBR-Bench19%—
Mystery Game Puzzles28%—
DTBench94.7%—
LMCA52.2%—
Epoch Capabilities Index156.25—
ForecastBench60.3—

Math Claude Opus 4.7 leads

Claude Opus 4.7: 66.7 (#26), Mistral Large 3: 38.7 (#129)

Knowledge Claude Opus 4.7 leads

Claude Opus 4.7: 62.6 (#23), Mistral Large 3: 36.0 (#177)

Knowledge benchmarks
BenchmarkClaude Opus 4.7Mistral Large 3
Vectara Hallucination Rate12%14.5%
LMArena Expert15211421
GPQA Diamond90.2%—
Humanity's Last Exam36.2%—
SimpleQA Verified51.7%—

Multimodal Claude Opus 4.7 leads

Claude Opus 4.7: 41.2 (#38), Mistral Large 3: 38.2 (#66)

Multimodal benchmarks
BenchmarkClaude Opus 4.7Mistral Large 3
LMArena Vision13161221
Blueprint-Bench 224.5%—
Furniture Assembly33.3%—
LMArena Document1495—

Multilingual Claude Opus 4.7 leads

Claude Opus 4.7: 57.3 (#10), Mistral Large 3: 52.5 (#84)

Multilingual benchmarks
BenchmarkClaude Opus 4.7Mistral Large 3
LMArena Non-English14801413
LMArena Chinese15311447
LMArena French15031455
LMArena German14951437
LMArena Japanese14721394
LMArena Korean14641384
LMArena Russian14941411
LMArena Spanish14951440

Instruction Following Claude Opus 4.7 leads

Claude Opus 4.7: 78.4 (#10), Mistral Large 3: 74.0 (#108)

Instruction Following benchmarks
BenchmarkClaude Opus 4.7Mistral Large 3
LMArena Instruction Following14981403

Long Context Claude Opus 4.7 leads

Claude Opus 4.7: 46.2 (#25), Mistral Large 3: 43.1 (#105)

Long Context benchmarks
BenchmarkClaude Opus 4.7Mistral Large 3
LMArena Longer Query15051413

Writing & Preference Claude Opus 4.7 leads

Claude Opus 4.7: 75.1 (#8), Mistral Large 3: 60.0 (#101)

Writing & Preference benchmarks
BenchmarkClaude Opus 4.7Mistral Large 3
LMArena Text14901428
LMArena Creative Writing14861386
EQ-Bench Creative Writing19141412
LMArena Multi-Turn15051429
EQ-Bench 41311—

Frequently asked questions

Is Claude Opus 4.7 better than Mistral Large 3?

Claude Opus 4.7 is the stronger model overall, scoring 58.3 to 39.1 on the Noometry Index. Mistral Large 3 costs 27× less per token, which makes it the better buy when Claude Opus 4.7's lead doesn't matter for your workload.

Which is cheaper, Claude Opus 4.7 or Mistral Large 3?

Mistral Large 3 is cheaper. It lists at $0.25 per million input tokens and $0.75 per million output tokens; Claude Opus 4.7 lists at $5 and $25.

Is Claude Opus 4.7 or Mistral Large 3 better for coding?

Claude Opus 4.7 scores higher on coding benchmarks: 59.6 versus 34.4 in the Noometry coding category.

Which has the bigger context window?

Claude Opus 4.7 does, with 1M tokens against 262K.

How many benchmarks do Claude Opus 4.7 and Mistral Large 3 share?

24 benchmarks have published results for both models. Claude Opus 4.7 has 66 scored results on Noometry and Mistral Large 3 has 24.

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