Model comparison

Claude 3 Sonnet vs Mistral Medium 3.5

Mistral Medium 3.5 is the stronger model overall, scoring 40.2 to 29.0 on the Noometry Index.

Last verified . 18 shared benchmarks.

Claude 3 Sonnet Anthropic

29.0

Rank #319 Confirmed

Mistral Medium 3.5 Mistral AI

40.2

Rank #152 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 39.1 to 10.7.
  • 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 Index29.040.2
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: 29.6 (#302), Mistral Medium 3.5: 36.0 (#213)

Coding benchmarks
BenchmarkClaude 3 SonnetMistral Medium 3.5
LMArena Coding12231461
LMArena WebDev—1264
WeirdML10.2%—
BigCodeBench Instruct42.7%—
BigCodeBench Complete53.8%—
HumanEval+64%—
MBPP+69.3%—

Reasoning Claude 3 Sonnet leads

Claude 3 Sonnet: 20.5 (#237), Mistral Medium 3.5: 17.3 (#295)

Reasoning benchmarks
BenchmarkClaude 3 SonnetMistral Medium 3.5
LMArena Hard Prompts11971436
Epoch Capabilities Index120.7141.35
Kagi LLM Benchmark—41.4%
NYT Connections (extended)—12.9%
DTBench53.6%—
WinoGrande75.1%—

Math Mistral Medium 3.5 leads

Claude 3 Sonnet: 10.7 (#310), Mistral Medium 3.5: 39.1 (#113)

Math benchmarks
BenchmarkClaude 3 SonnetMistral Medium 3.5
LMArena Math12131431
OTIS Mock AIME 2024-20252.5%—
MATH Level 518.2%—

Knowledge Mistral Medium 3.5 leads

Claude 3 Sonnet: 21.1 (#276), Mistral Medium 3.5: 40.0 (#126)

Knowledge benchmarks
BenchmarkClaude 3 SonnetMistral Medium 3.5
LMArena Expert11731432
GPQA Diamond40.6%—
MMLU75.9%—

Multimodal Mistral Medium 3.5 leads

Claude 3 Sonnet: 25.2 (#125), Mistral Medium 3.5: 38.3 (#65)

Multimodal benchmarks
BenchmarkClaude 3 SonnetMistral Medium 3.5
LMArena Vision9841223

Multilingual Mistral Medium 3.5 leads

Claude 3 Sonnet: 37.8 (#234), Mistral Medium 3.5: 51.9 (#100)

Multilingual benchmarks
BenchmarkClaude 3 SonnetMistral Medium 3.5
LMArena Non-English12051404
LMArena Chinese11891442
LMArena French12291448
LMArena German12041451
LMArena Korean11281385
LMArena Russian12271395
LMArena Spanish12041409
LMArena Japanese1131—

Instruction Following Mistral Medium 3.5 leads

Claude 3 Sonnet: 62.8 (#235), Mistral Medium 3.5: 74.6 (#90)

Instruction Following benchmarks
BenchmarkClaude 3 SonnetMistral Medium 3.5
LMArena Instruction Following11991415

Long Context Mistral Medium 3.5 leads

Claude 3 Sonnet: 36.7 (#228), Mistral Medium 3.5: 43.2 (#103)

Long Context benchmarks
BenchmarkClaude 3 SonnetMistral Medium 3.5
LMArena Longer Query12111415

Writing & Preference Mistral Medium 3.5 leads

Claude 3 Sonnet: 42.1 (#238), Mistral Medium 3.5: 58.5 (#117)

Writing & Preference benchmarks
BenchmarkClaude 3 SonnetMistral Medium 3.5
LMArena Text12181421
LMArena Creative Writing11861374
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 40.2 to 29.0 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: 36.0 versus 29.6 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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