Noometry

Model comparison

Claude Haiku 4.5 vs Ministral 8B

Claude Haiku 4.5 is the stronger model overall, scoring 39.5 to 28.2 on the Noometry Index. Ministral 8B costs 13× less per token, which makes it the better buy when Claude Haiku 4.5's lead doesn't matter for your workload.

Last verified . 17 shared benchmarks.

Claude Haiku 4.5 Anthropic

39.5

Rank #165 Confirmed

Ministral 8B Mistral AI

28.2

Rank #325 Confirmed

Summary

  • They share 17 benchmarks with published results for both. Claude Haiku 4.5 scores higher in 8 categories and Ministral 8B in 1 category; 9 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where Claude Haiku 4.5 leads 37.7 to 12.6.
  • The biggest single-benchmark swing is MATH Level 5: 96.4% for Claude Haiku 4.5 and 14.9% for Ministral 8B.
  • Ministral 8B is cheaper at $0.15 / $0.15 per million input/output tokens, against $1 / $5 for Claude Haiku 4.5.
  • Ministral 8B accepts more context: 262K tokens versus 200K.
  • Ministral 8B has downloadable open weights; the other is API-only.

Side by side

Claude Haiku 4.5Ministral 8B
ProviderAnthropicMistral AI
Noometry Index39.528.2
Released2025-10-152024-10-01
WeightsProprietaryOpen
Context window200K262K
Max output64K262K
Input $ / M tokens$1$0.15
Output $ / M tokens$5$0.15
Results tracked5317

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Category by category

Coding Claude Haiku 4.5 leads

Claude Haiku 4.5: 44.0 (#78), Ministral 8B: 35.0 (#230)

BenchmarkClaude Haiku 4.5Ministral 8B
LMArena Coding14531202
SWE-bench Verified (bash only)66.6%—
LMArena WebDev1330—
SWE-bench Multilingual64.7%—
SciCode43.3%—
WeirdML45.4%—
ALE-Bench653.48—

Agentic & Tool Use Claude Haiku 4.5 leads

Claude Haiku 4.5: 33.6 (#52), Ministral 8B: 16.4 (#148)

BenchmarkClaude Haiku 4.5Ministral 8B
Berkeley Function Calling Leaderboard68.7%11.1%
Terminal-Bench35.5%—
DeepResearch Bench45.5%—
BALROG31.2%—
ExploitBench13.7%—
Vending-Bench 2458.89—

Reasoning Ministral 8B leads

Claude Haiku 4.5: 15.1 (#320), Ministral 8B: 18.4 (#281)

BenchmarkClaude Haiku 4.5Ministral 8B
LMArena Hard Prompts14201191
DTBench73.6%45.7%
ARC-AGI-24%—
NYT Connections (extended)14.3%—
ARC-AGI-147.7%—
CritPt0%—
Chess Puzzles8%—
LMCA30.9%—
Epoch Capabilities Index142.41—
ForecastBench61.4—

Math Claude Haiku 4.5 leads

Claude Haiku 4.5: 44.9 (#78), Ministral 8B: 25.7 (#267)

BenchmarkClaude Haiku 4.5Ministral 8B
LMArena Math13961188
MATH Level 596.4%14.9%
OTIS Mock AIME 2024-202566.7%—
Omni-MATH56.1%—
FrontierMath (Feb 2025 set)5.9%—
FrontierMath Tier 4 (v1)2.1%—

Knowledge Claude Haiku 4.5 leads

Claude Haiku 4.5: 37.7 (#153), Ministral 8B: 12.6 (#297)

BenchmarkClaude Haiku 4.5Ministral 8B
GPQA Diamond71.2%27.1%
Vectara Hallucination Rate9.8%7.4%
LMArena Expert14421170
SimpleQA Verified13.2%—
MMLU-Pro77.7%—
GPQA (HELM)60.5%—

Multimodal Not comparable

Claude Haiku 4.5: 26.8 (#118), Ministral 8B: —

BenchmarkClaude Haiku 4.5Ministral 8B
Blueprint-Bench 20%—
LMArena Document1420—

Multilingual Claude Haiku 4.5 leads

Claude Haiku 4.5: 49.9 (#129), Ministral 8B: 35.1 (#247)

BenchmarkClaude Haiku 4.5Ministral 8B
LMArena Non-English13771165
LMArena Chinese14171193
LMArena Russian13811195
LMArena French1408—
LMArena German1375—
LMArena Japanese1339—
LMArena Korean1347—
LMArena Spanish1420—

Instruction Following Claude Haiku 4.5 leads

Claude Haiku 4.5: 71.4 (#149), Ministral 8B: 60.5 (#250)

BenchmarkClaude Haiku 4.5Ministral 8B
LMArena Instruction Following14141161
IFEval80.1%—

Long Context Claude Haiku 4.5 leads

Claude Haiku 4.5: 43.6 (#92), Ministral 8B: 36.7 (#227)

BenchmarkClaude Haiku 4.5Ministral 8B
LMArena Longer Query14271212

Writing & Preference Claude Haiku 4.5 leads

Claude Haiku 4.5: 57.9 (#123), Ministral 8B: 39.6 (#246)

BenchmarkClaude Haiku 4.5Ministral 8B
LMArena Text13961191
LMArena Creative Writing13721175
LMArena Multi-Turn14091166
WildBench83.9%—
EQ-Bench 41064—

Frequently asked questions

Is Claude Haiku 4.5 better than Ministral 8B?

Claude Haiku 4.5 is the stronger model overall, scoring 39.5 to 28.2 on the Noometry Index. Ministral 8B costs 13× less per token, which makes it the better buy when Claude Haiku 4.5's lead doesn't matter for your workload.

Which is cheaper, Claude Haiku 4.5 or Ministral 8B?

Ministral 8B is cheaper. It lists at $0.15 per million input tokens and $0.15 per million output tokens; Claude Haiku 4.5 lists at $1 and $5.

Is Claude Haiku 4.5 or Ministral 8B better for coding?

Claude Haiku 4.5 scores higher on coding benchmarks: 44.0 versus 35.0 in the Noometry coding category.

Which has the bigger context window?

Ministral 8B does, with 262K tokens against 200K.

How many benchmarks do Claude Haiku 4.5 and Ministral 8B share?

17 benchmarks have published results for both models. Claude Haiku 4.5 has 53 scored results on Noometry and Ministral 8B has 17.

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