Model comparison

Claude 3.5 Haiku vs Mistral Medium

Mistral Medium is the stronger model overall, scoring 36.3 to 29.2 on the Noometry Index.

Last verified . 27 shared benchmarks.

Claude 3.5 Haiku Anthropic

29.2

Rank #315 Confirmed

Mistral Medium Mistral AI

36.3

Rank #218 Confirmed

Summary

  • They share 27 benchmarks with published results for both. Claude 3.5 Haiku scores higher in 0 categories and Mistral Medium in 10 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in writing & preference, where Mistral Medium leads 60.0 to 42.7.
  • The biggest single-benchmark swing is MATH Level 5: 46.4% for Claude 3.5 Haiku and 81.6% for Mistral Medium.
  • Mistral Medium has downloadable open weights; the other is API-only.

Side by side

Claude 3.5 Haiku and Mistral Medium specifications
Claude 3.5 HaikuMistral Medium
ProviderAnthropicMistral AI
Noometry Index29.236.3
Released2024-10-222023-12-11
WeightsProprietaryOpen
Context window—262K
Max output—262K
Input $ / M tokens—$1.50
Output $ / M tokens—$7.50
Results tracked4936

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Category by category

Coding Mistral Medium leads

Claude 3.5 Haiku: 32.9 (#265), Mistral Medium: 34.2 (#243)

Coding benchmarks
BenchmarkClaude 3.5 HaikuMistral Medium
SciCode27.4%40.2%
WeirdML30.7%43.7%
LMArena Coding12861434
FrontierCode—8%
Aider Polyglot28%—
BigCodeBench Instruct46.1%—
LiveBench Coding51.4%—
BigCodeBench Complete59%—
CadEval32%—
ALE-Bench—763.98

Agentic & Tool Use Too close to call

Claude 3.5 Haiku: 28.0 (#95), Mistral Medium: 28.3 (#90)

Agentic & Tool Use benchmarks
BenchmarkClaude 3.5 HaikuMistral Medium
Berkeley Function Calling Leaderboard—37.7%
BALROG19.3%—

Reasoning Mistral Medium leads

Claude 3.5 Haiku: 17.7 (#290), Mistral Medium: 24.0 (#167)

Reasoning benchmarks
BenchmarkClaude 3.5 HaikuMistral Medium
CritPt0%0%
LMArena Hard Prompts12511426
DTBench56.7%75.5%
Kagi LLM Benchmark—50%
LiveBench Reasoning28.1%—
LiveBench Data Analysis48.5%—
LMCA—26.1%
Surface Evolver Bench—26.9%
Epoch Capabilities Index127.15—
LiveBench43.5%—

Math Mistral Medium leads

Claude 3.5 Haiku: 14.7 (#300), Mistral Medium: 28.1 (#245)

Math benchmarks
BenchmarkClaude 3.5 HaikuMistral Medium
OTIS Mock AIME 2024-20254.3%32.2%
LMArena Math12441408
MATH Level 546.4%81.6%
FrontierMath (Feb 2025 set)0.3%0.3%
ProofBench—9%
Omni-MATH22.4%—
LiveBench Math35.5%—

Knowledge Mistral Medium leads

Claude 3.5 Haiku: 18.7 (#281), Mistral Medium: 25.0 (#265)

Knowledge benchmarks
BenchmarkClaude 3.5 HaikuMistral Medium
GPQA Diamond38.1%59.5%
LMArena Expert12081408
Humanity's Last Exam—4.5%
MMLU-Pro60.5%—
Confabulations36.7%—
Vectara Hallucination Rate—22.7%
GPQA (HELM)36.3%—
MMLU74.3%—

Multimodal Mistral Medium leads

Claude 3.5 Haiku: 26.8 (#117), Mistral Medium: 35.3 (#88)

Multimodal benchmarks
BenchmarkClaude 3.5 HaikuMistral Medium
LMArena Vision10921172
GeoBench34%—

Multilingual Mistral Medium leads

Claude 3.5 Haiku: 40.0 (#218), Mistral Medium: 52.1 (#91)

Multilingual benchmarks
BenchmarkClaude 3.5 HaikuMistral Medium
LMArena Non-English12381408
LMArena Chinese12291447
LMArena French12641459
LMArena German12371432
LMArena Japanese11751378
LMArena Korean11731380
LMArena Russian12531411
LMArena Spanish12611433

Instruction Following Mistral Medium leads

Claude 3.5 Haiku: 62.9 (#234), Mistral Medium: 73.7 (#116)

Instruction Following benchmarks
BenchmarkClaude 3.5 HaikuMistral Medium
LMArena Instruction Following12411398
LiveBench Instruction Following61.9%—
IFEval79.2%—

Long Context Mistral Medium leads

Claude 3.5 Haiku: 38.3 (#200), Mistral Medium: 42.9 (#114)

Long Context benchmarks
BenchmarkClaude 3.5 HaikuMistral Medium
LMArena Longer Query12611406

Writing & Preference Mistral Medium leads

Claude 3.5 Haiku: 42.7 (#234), Mistral Medium: 60.0 (#103)

Writing & Preference benchmarks
BenchmarkClaude 3.5 HaikuMistral Medium
LMArena Text12551424
LMArena Creative Writing12331391
Short-Story Creative Writing73.5%77.3%
LMArena Multi-Turn12651418
EQ-Bench Creative Writing1146—
WildBench76%—
LiveBench Language35.4%—

Frequently asked questions

Is Claude 3.5 Haiku better than Mistral Medium?

Mistral Medium is the stronger model overall, scoring 36.3 to 29.2 on the Noometry Index.

Is Claude 3.5 Haiku or Mistral Medium better for coding?

Mistral Medium scores higher on coding benchmarks: 34.2 versus 32.9 in the Noometry coding category.

How many benchmarks do Claude 3.5 Haiku and Mistral Medium share?

27 benchmarks have published results for both models. Claude 3.5 Haiku has 49 scored results on Noometry and Mistral Medium has 36.

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