Model comparison

Claude 3 Sonnet vs Mistral Medium 3.5

Mistral Medium 3.5 is the stronger model overall, scoring 39.6 to 28.8 on the Noometry Index.

Last verified . 18 shared benchmarks.

Claude 3 Sonnet Anthropic

28.8

Rank #311 Confirmed

Mistral Medium 3.5 Mistral AI

39.6

Rank #151 Confirmed

Summary

  • They share 18 benchmarks with published results for both. Claude 3 Sonnet scores higher in 1 category and Mistral Medium 3.5 in 8 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in math, where Mistral Medium 3.5 leads 36.4 to 10.0.
  • Mistral Medium 3.5 has downloadable open weights; the other is API-only.

Side by side

Claude 3 Sonnet and Mistral Medium 3.5 specifications
Claude 3 SonnetMistral Medium 3.5
ProviderAnthropicMistral AI
Noometry Index28.839.6
Released2024-02-29—
WeightsProprietaryOpen
Context window—262K
Max output—210K
Input $ / M tokens—$1.50
Output $ / M tokens—$7.50
Results tracked3022

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Category by category

Coding Mistral Medium 3.5 leads

Claude 3 Sonnet: 29.2 (#296), Mistral Medium 3.5: 35.7 (#208)

Coding benchmarks
BenchmarkClaude 3 SonnetMistral Medium 3.5
LMArena Coding12231461
LMArena WebDev—1263
WeirdML10.2%—
BigCodeBench Instruct42.7%—
BigCodeBench Complete53.8%—
HumanEval+64%—
MBPP+69.3%—

Reasoning Claude 3 Sonnet leads

Claude 3 Sonnet: 19.7 (#232), Mistral Medium 3.5: 16.6 (#290)

Reasoning benchmarks
BenchmarkClaude 3 SonnetMistral Medium 3.5
LMArena Hard Prompts11971436
Epoch Capabilities Index120.69141.42
Kagi LLM Benchmark—41.4%
NYT Connections (extended)—12.9%
DTBench53.6%—
WinoGrande75.1%—

Math Mistral Medium 3.5 leads

Claude 3 Sonnet: 10.0 (#305), Mistral Medium 3.5: 36.4 (#113)

Math benchmarks
BenchmarkClaude 3 SonnetMistral Medium 3.5
LMArena Math12131432
OTIS Mock AIME 2024-20252.5%—
MATH Level 518.2%—

Knowledge Mistral Medium 3.5 leads

Claude 3 Sonnet: 21.1 (#271), Mistral Medium 3.5: 39.3 (#123)

Knowledge benchmarks
BenchmarkClaude 3 SonnetMistral Medium 3.5
LMArena Expert11731431
GPQA Diamond40.6%—
MMLU75.9%—

Multimodal Mistral Medium 3.5 leads

Claude 3 Sonnet: 24.7 (#120), Mistral Medium 3.5: 37.6 (#64)

Multimodal benchmarks
BenchmarkClaude 3 SonnetMistral Medium 3.5
LMArena Vision9841222

Multilingual Mistral Medium 3.5 leads

Claude 3 Sonnet: 38.0 (#229), Mistral Medium 3.5: 52.1 (#93)

Multilingual benchmarks
BenchmarkClaude 3 SonnetMistral Medium 3.5
LMArena Non-English12051405
LMArena Chinese11881443
LMArena French12281448
LMArena German12041453
LMArena Korean11281387
LMArena Russian12271396
LMArena Spanish12041406
LMArena Japanese1131—

Instruction Following Mistral Medium 3.5 leads

Claude 3 Sonnet: 63.1 (#230), Mistral Medium 3.5: 74.7 (#87)

Instruction Following benchmarks
BenchmarkClaude 3 SonnetMistral Medium 3.5
LMArena Instruction Following12001414

Long Context Mistral Medium 3.5 leads

Claude 3 Sonnet: 36.7 (#223), Mistral Medium 3.5: 43.2 (#101)

Long Context benchmarks
BenchmarkClaude 3 SonnetMistral Medium 3.5
LMArena Longer Query12111414

Writing & Preference Mistral Medium 3.5 leads

Claude 3 Sonnet: 42.3 (#233), Mistral Medium 3.5: 58.6 (#113)

Writing & Preference benchmarks
BenchmarkClaude 3 SonnetMistral Medium 3.5
LMArena Text12181421
LMArena Creative Writing11861372
LMArena Multi-Turn12271423
EQ-Bench 4—993

Frequently asked questions

Is Claude 3 Sonnet better than Mistral Medium 3.5?

Mistral Medium 3.5 is the stronger model overall, scoring 39.6 to 28.8 on the Noometry Index.

Is Claude 3 Sonnet or Mistral Medium 3.5 better for coding?

Mistral Medium 3.5 scores higher on coding benchmarks: 35.7 versus 29.2 in the Noometry coding category.

How many benchmarks do Claude 3 Sonnet and Mistral Medium 3.5 share?

18 benchmarks have published results for both models. Claude 3 Sonnet has 30 scored results on Noometry and Mistral Medium 3.5 has 22.

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