Model comparison

Grok-2 (Dec 2024) vs Mistral Medium 3.5

Mistral Medium 3.5 is the stronger model overall, scoring 40.2 to 33.7 on the Noometry Index.

Last verified . 17 shared benchmarks.

Grok-2 (Dec 2024) xAI

33.7

Rank #239 Confirmed

Mistral Medium 3.5 Mistral AI

40.2

Rank #152 Confirmed

Summary

  • They share 17 benchmarks with published results for both. Grok-2 (Dec 2024) scores higher in 0 categories and Mistral Medium 3.5 in 8 categories; 7 gaps are clear of the uncertainty.
  • The widest gap is in math, where Mistral Medium 3.5 leads 39.1 to 20.8.
  • Mistral Medium 3.5 has downloadable open weights; the other is API-only.

Side by side

Grok-2 (Dec 2024) and Mistral Medium 3.5 specifications
Grok-2 (Dec 2024)Mistral Medium 3.5
ProviderxAIMistral AI
Noometry Index33.740.2
Released2024-08-13—
WeightsProprietaryOpen
Context window—262K
Max output—210K
Input $ / M tokens—$1.50
Output $ / M tokens—$7.50
Results tracked3422

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Category by category

Coding Mistral Medium 3.5 leads

Grok-2 (Dec 2024): 33.3 (#258), Mistral Medium 3.5: 36.0 (#213)

Coding benchmarks
BenchmarkGrok-2 (Dec 2024)Mistral Medium 3.5
LMArena Coding12871461
LMArena WebDev—1264
WeirdML22.2%—
LiveBench Coding46.4%—

Reasoning Too close to call

Grok-2 (Dec 2024): 16.9 (#299), Mistral Medium 3.5: 17.3 (#295)

Reasoning benchmarks
BenchmarkGrok-2 (Dec 2024)Mistral Medium 3.5
LMArena Hard Prompts12721436
Epoch Capabilities Index130.48141.35
SimpleBench22.7%—
Kagi LLM Benchmark—41.4%
NYT Connections (extended)—12.9%
LiveBench Reasoning54.8%—
DTBench65.2%—
LiveBench Data Analysis54.5%—
LiveBench54.3%—

Math Mistral Medium 3.5 leads

Grok-2 (Dec 2024): 20.8 (#284), Mistral Medium 3.5: 39.1 (#113)

Math benchmarks
BenchmarkGrok-2 (Dec 2024)Mistral Medium 3.5
LMArena Math12831431
OTIS Mock AIME 2024-202511.5%—
LiveBench Math54.9%—
MATH Level 563.5%—
FrontierMath (Feb 2025 set)0.7%—

Knowledge Mistral Medium 3.5 leads

Grok-2 (Dec 2024): 29.8 (#233), Mistral Medium 3.5: 40.0 (#126)

Knowledge benchmarks
BenchmarkGrok-2 (Dec 2024)Mistral Medium 3.5
LMArena Expert12541432
GPQA Diamond53.8%—
Confabulations20.1%—

Multimodal Not comparable

Grok-2 (Dec 2024): —, Mistral Medium 3.5: 38.3 (#65)

Multimodal benchmarks
BenchmarkGrok-2 (Dec 2024)Mistral Medium 3.5
LMArena Vision—1223

Multilingual Mistral Medium 3.5 leads

Grok-2 (Dec 2024): 43.1 (#188), Mistral Medium 3.5: 51.9 (#100)

Multilingual benchmarks
BenchmarkGrok-2 (Dec 2024)Mistral Medium 3.5
LMArena Non-English12821404
LMArena Chinese12891442
LMArena French13181448
LMArena German12871451
LMArena Korean12371385
LMArena Russian12861395
LMArena Spanish12811409
LMArena Japanese1244—

Instruction Following Mistral Medium 3.5 leads

Grok-2 (Dec 2024): 66.9 (#202), Mistral Medium 3.5: 74.6 (#90)

Instruction Following benchmarks
BenchmarkGrok-2 (Dec 2024)Mistral Medium 3.5
LMArena Instruction Following12701415
LiveBench Instruction Following69.6%—

Long Context Mistral Medium 3.5 leads

Grok-2 (Dec 2024): 38.8 (#190), Mistral Medium 3.5: 43.2 (#103)

Long Context benchmarks
BenchmarkGrok-2 (Dec 2024)Mistral Medium 3.5
LMArena Longer Query12761415

Writing & Preference Mistral Medium 3.5 leads

Grok-2 (Dec 2024): 48.6 (#198), Mistral Medium 3.5: 58.5 (#117)

Writing & Preference benchmarks
BenchmarkGrok-2 (Dec 2024)Mistral Medium 3.5
LMArena Text13051421
LMArena Creative Writing12841374
LMArena Multi-Turn12901423
Short-Story Creative Writing63.6%—
EQ-Bench 4—993
LiveBench Language45.6%—

Frequently asked questions

Is Grok-2 (Dec 2024) better than Mistral Medium 3.5?

Mistral Medium 3.5 is the stronger model overall, scoring 40.2 to 33.7 on the Noometry Index.

Is Grok-2 (Dec 2024) or Mistral Medium 3.5 better for coding?

Mistral Medium 3.5 scores higher on coding benchmarks: 36.0 versus 33.3 in the Noometry coding category.

How many benchmarks do Grok-2 (Dec 2024) and Mistral Medium 3.5 share?

17 benchmarks have published results for both models. Grok-2 (Dec 2024) has 34 scored results on Noometry and Mistral Medium 3.5 has 22.

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