Model comparison

Claude 2.1 vs Mistral Medium

Mistral Medium is the stronger model overall, scoring 36.3 to 25.2 on the Noometry Index.

Last verified . 4 shared benchmarks.

Claude 2.1 Anthropic

25.2

Rank #345 Reported

Mistral Medium Mistral AI

36.3

Rank #218 Confirmed

Summary

  • They share 4 benchmarks with published results for both. Claude 2.1 scores higher in 0 categories and Mistral Medium in 4 categories; 4 gaps are clear of the uncertainty.
  • The widest gap is in math, where Mistral Medium leads 28.1 to 10.2.
  • The biggest single-benchmark swing is WeirdML: 7.1% for Claude 2.1 and 43.7% for Mistral Medium.
  • Mistral Medium has downloadable open weights; the other is API-only.

Side by side

Claude 2.1 and Mistral Medium specifications
Claude 2.1Mistral Medium
ProviderAnthropicMistral AI
Noometry Index25.236.3
Released2023-11-212023-12-11
WeightsProprietaryOpen
Context window—262K
Max output—262K
Input $ / M tokens—$1.50
Output $ / M tokens—$7.50
Results tracked736

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Category by category

Coding Mistral Medium leads

Claude 2.1: 26.2 (#327), Mistral Medium: 34.2 (#243)

Coding benchmarks
BenchmarkClaude 2.1Mistral Medium
WeirdML7.1%43.7%
FrontierCode—8%
SciCode—40.2%
LMArena Coding—1434
ALE-Bench—763.98

Agentic & Tool Use Not comparable

Claude 2.1: —, Mistral Medium: 28.3 (#90)

Agentic & Tool Use benchmarks
BenchmarkClaude 2.1Mistral Medium
Berkeley Function Calling Leaderboard—37.7%

Reasoning Mistral Medium leads

Claude 2.1: 21.4 (#221), Mistral Medium: 24.0 (#167)

Reasoning benchmarks
BenchmarkClaude 2.1Mistral Medium
DTBench51%75.5%
Kagi LLM Benchmark—50%
CritPt—0%
LMArena Hard Prompts—1426
LMCA—26.1%
Surface Evolver Bench—26.9%
Epoch Capabilities Index119.27—
ForecastBench54.2—

Math Mistral Medium leads

Claude 2.1: 10.2 (#315), Mistral Medium: 28.1 (#245)

Math benchmarks
BenchmarkClaude 2.1Mistral Medium
OTIS Mock AIME 2024-20251.9%32.2%
ProofBench—9%
LMArena Math—1408
MATH Level 5—81.6%
FrontierMath (Feb 2025 set)—0.3%

Knowledge Mistral Medium leads

Claude 2.1: 15.4 (#292), Mistral Medium: 25.0 (#265)

Knowledge benchmarks
BenchmarkClaude 2.1Mistral Medium
GPQA Diamond33%59.5%
Humanity's Last Exam—4.5%
Vectara Hallucination Rate—22.7%
LMArena Expert—1408
MMLU73.5%—

Multimodal Not comparable

Claude 2.1: —, Mistral Medium: 35.3 (#88)

Multimodal benchmarks
BenchmarkClaude 2.1Mistral Medium
LMArena Vision—1172

Multilingual Not comparable

Claude 2.1: —, Mistral Medium: 52.1 (#91)

Multilingual benchmarks
BenchmarkClaude 2.1Mistral Medium
LMArena Non-English—1408
LMArena Chinese—1447
LMArena French—1459
LMArena German—1432
LMArena Japanese—1378
LMArena Korean—1380
LMArena Russian—1411
LMArena Spanish—1433

Instruction Following Not comparable

Claude 2.1: —, Mistral Medium: 73.7 (#116)

Instruction Following benchmarks
BenchmarkClaude 2.1Mistral Medium
LMArena Instruction Following—1398

Long Context Not comparable

Claude 2.1: —, Mistral Medium: 42.9 (#114)

Long Context benchmarks
BenchmarkClaude 2.1Mistral Medium
LMArena Longer Query—1406

Writing & Preference Not comparable

Claude 2.1: —, Mistral Medium: 60.0 (#103)

Writing & Preference benchmarks
BenchmarkClaude 2.1Mistral Medium
LMArena Text—1424
LMArena Creative Writing—1391
Short-Story Creative Writing—77.3%
LMArena Multi-Turn—1418

Frequently asked questions

Is Claude 2.1 better than Mistral Medium?

Mistral Medium is the stronger model overall, scoring 36.3 to 25.2 on the Noometry Index.

Is Claude 2.1 or Mistral Medium better for coding?

Mistral Medium scores higher on coding benchmarks: 34.2 versus 26.2 in the Noometry coding category.

How many benchmarks do Claude 2.1 and Mistral Medium share?

4 benchmarks have published results for both models. Claude 2.1 has 7 scored results on Noometry and Mistral Medium has 36.

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