Model comparison

Claude Haiku 4.5 vs Llama 3-8B

Claude Haiku 4.5 is the stronger model overall, scoring 39.3 to 25.3 on the Noometry Index. Llama 3-8B costs 14× less per token, which makes it the better buy when Claude Haiku 4.5's lead doesn't matter for your workload.

Last verified . 24 shared benchmarks.

Claude Haiku 4.5 Anthropic

39.3

Rank #155 Confirmed

Llama 3-8B Meta

25.3

Rank #338 Confirmed

Summary

  • They share 24 benchmarks with published results for both. Claude Haiku 4.5 scores higher in 8 categories and Llama 3-8B in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in math, where Claude Haiku 4.5 leads 43.0 to 8.3.
  • The biggest single-benchmark swing is MATH Level 5: 96.4% for Claude Haiku 4.5 and 6.1% for Llama 3-8B.
  • Llama 3-8B is cheaper at $0.14 / $0.14 per million input/output tokens, against $1 / $5 for Claude Haiku 4.5.
  • Claude Haiku 4.5 accepts more context: 200K tokens versus 8K.
  • Llama 3-8B has downloadable open weights; the other is API-only.

Side by side

Claude Haiku 4.5 and Llama 3-8B specifications
Claude Haiku 4.5Llama 3-8B
ProviderAnthropicMeta
Noometry Index39.325.3
Released2025-10-152024-04-18
WeightsProprietaryOpen
Context window200K8K
Max output64K8K
Input $ / M tokens$1$0.14
Output $ / M tokens$5$0.14
Results tracked5334

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Category by category

Coding Claude Haiku 4.5 leads

Claude Haiku 4.5: 43.9 (#71), Llama 3-8B: 30.5 (#285)

Coding benchmarks
BenchmarkClaude Haiku 4.5Llama 3-8B
LMArena Coding14541152
SWE-bench Verified (bash only)66.6%—
LMArena WebDev1330—
SWE-bench Multilingual64.7%—
SciCode43.3%—
WeirdML45.4%—
BigCodeBench Instruct—31.9%
BigCodeBench Complete—36.9%
ALE-Bench653.48—
HumanEval+—56.7%
MBPP+—54.8%

Agentic & Tool Use Not comparable

Claude Haiku 4.5: 33.5 (#50), Llama 3-8B: —

Agentic & Tool Use benchmarks
BenchmarkClaude Haiku 4.5Llama 3-8B
Terminal-Bench35.5%—
Berkeley Function Calling Leaderboard68.7%—
DeepResearch Bench45.5%—
BALROG31.2%—
ExploitBench13.7%—
Vending-Bench 2458.89—

Reasoning Claude Haiku 4.5 leads

Claude Haiku 4.5: 15.1 (#310), Llama 3-8B: 13.8 (#321)

Reasoning benchmarks
BenchmarkClaude Haiku 4.5Llama 3-8B
Chess Puzzles8%0%
LMArena Hard Prompts14201133
DTBench73.6%43.9%
Epoch Capabilities Index142.42116.33
ForecastBench61.458.6
ARC-AGI-24%—
NYT Connections (extended)14.3%—
ARC-AGI-147.7%—
CritPt0%—
LMCA30.9%—
Adversarial NLI—57.3%
WinoGrande—75.7%

Math Claude Haiku 4.5 leads

Claude Haiku 4.5: 43.0 (#69), Llama 3-8B: 8.3 (#317)

Math benchmarks
BenchmarkClaude Haiku 4.5Llama 3-8B
OTIS Mock AIME 2024-202566.7%1.9%
LMArena Math13951151
MATH Level 596.4%6.1%
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: 37.6 (#146), Llama 3-8B: 7.8 (#303)

Knowledge benchmarks
BenchmarkClaude Haiku 4.5Llama 3-8B
GPQA Diamond71.2%26.1%
LMArena Expert14431113
SimpleQA Verified13.2%—
MMLU-Pro77.7%—
Vectara Hallucination Rate9.8%—
GPQA (HELM)60.5%—
ARC (AI2) Challenge—82.8%
MMLU—68.8%
OpenBookQA—82.6%
TriviaQA—67.7%

Multimodal Not comparable

Claude Haiku 4.5: 27.0 (#111), Llama 3-8B: —

Multimodal benchmarks
BenchmarkClaude Haiku 4.5Llama 3-8B
Blueprint-Bench 20%—
LMArena Document1420—

Multilingual Claude Haiku 4.5 leads

Claude Haiku 4.5: 50.1 (#124), Llama 3-8B: 31.0 (#256)

Multilingual benchmarks
BenchmarkClaude Haiku 4.5Llama 3-8B
LMArena Non-English13761098
LMArena Chinese14151076
LMArena French14081158
LMArena German13771104
LMArena Japanese1339967
LMArena Korean13461003
LMArena Russian13801109
LMArena Spanish14201172

Instruction Following Claude Haiku 4.5 leads

Claude Haiku 4.5: 71.6 (#144), Llama 3-8B: 58.7 (#255)

Instruction Following benchmarks
BenchmarkClaude Haiku 4.5Llama 3-8B
LMArena Instruction Following14141127
IFEval80.1%—

Long Context Claude Haiku 4.5 leads

Claude Haiku 4.5: 43.6 (#86), Llama 3-8B: 34.2 (#246)

Long Context benchmarks
BenchmarkClaude Haiku 4.5Llama 3-8B
LMArena Longer Query14271128

Writing & Preference Claude Haiku 4.5 leads

Claude Haiku 4.5: 58.1 (#119), Llama 3-8B: 37.7 (#251)

Writing & Preference benchmarks
BenchmarkClaude Haiku 4.5Llama 3-8B
LMArena Text13961166
LMArena Creative Writing13711150
LMArena Multi-Turn14091152
WildBench83.9%—
EQ-Bench 41064—

Frequently asked questions

Is Claude Haiku 4.5 better than Llama 3-8B?

Claude Haiku 4.5 is the stronger model overall, scoring 39.3 to 25.3 on the Noometry Index. Llama 3-8B costs 14× 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 Llama 3-8B?

Llama 3-8B is cheaper. It lists at $0.14 per million input tokens and $0.14 per million output tokens; Claude Haiku 4.5 lists at $1 and $5.

Is Claude Haiku 4.5 or Llama 3-8B better for coding?

Claude Haiku 4.5 scores higher on coding benchmarks: 43.9 versus 30.5 in the Noometry coding category.

Which has the bigger context window?

Claude Haiku 4.5 does, with 200K tokens against 8K.

How many benchmarks do Claude Haiku 4.5 and Llama 3-8B share?

24 benchmarks have published results for both models. Claude Haiku 4.5 has 53 scored results on Noometry and Llama 3-8B has 34.

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