Noometry

Model comparison

Claude 3 Haiku vs Grok 4

Grok 4 is the stronger model overall, scoring 48.1 to 25.9 on the Noometry Index.

Last verified . 25 shared benchmarks.

Claude 3 Haiku Anthropic

25.9

Rank #340 Confirmed

Grok 4 xAI

48.1

Rank #56 Confirmed

Summary

  • They share 25 benchmarks with published results for both. Claude 3 Haiku scores higher in 0 categories and Grok 4 in 9 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in math, where Grok 4 leads 48.4 to 9.8.
  • The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 1.8% for Claude 3 Haiku and 84% for Grok 4.

Side by side

Claude 3 HaikuGrok 4
ProviderAnthropicxAI
Noometry Index25.948.1
Released2024-03-072025-07-09
WeightsProprietaryProprietary
Context window——
Max output——
Input $ / M tokens——
Output $ / M tokens——
Results tracked3748

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Category by category

Coding Grok 4 leads

Claude 3 Haiku: 26.4 (#325), Grok 4: 50.3 (#46)

BenchmarkClaude 3 HaikuGrok 4
WeirdML9.8%45.7%
LMArena Coding11991408
Aider Polyglot—79.6%
BigCodeBench Instruct39.4%—
BigCodeBench Complete50.1%—
CadEval12%—
HumanEval+68.9%—
MBPP+68.8%—

Agentic & Tool Use Not comparable

Claude 3 Haiku: —, Grok 4: 32.3 (#68)

BenchmarkClaude 3 HaikuGrok 4
Terminal-Bench—27.2%
Berkeley Function Calling Leaderboard—63%
GDPval—21.1%
Cybench—43%
DeepResearch Bench—47.3%
BALROG—43.6%
LMArena Search—1142
METR Time Horizons—66.6%

Reasoning Grok 4 leads

Claude 3 Haiku: 16.3 (#307), Grok 4: 36.7 (#65)

BenchmarkClaude 3 HaikuGrok 4
Kagi LLM Benchmark34.2%73.6%
LMArena Hard Prompts11741409
Epoch Capabilities Index118.35146.44
ForecastBench53.260.9
ARC-AGI-2—16%
SimpleBench—60.5%
ARC-AGI-1—66.7%
Chess Puzzles—28%
DTBench50.1%—
LMCA8.8%—
WinoGrande74.2%—

Math Grok 4 leads

Claude 3 Haiku: 9.8 (#319), Grok 4: 48.4 (#64)

BenchmarkClaude 3 HaikuGrok 4
OTIS Mock AIME 2024-20251.8%84%
LMArena Math11881422
Omni-MATH—60.3%
MATH Level 514.9%—
FrontierMath (Feb 2025 set)—19.7%
FrontierMath Tier 4 (v1)—2.1%

Knowledge Grok 4 leads

Claude 3 Haiku: 17.3 (#285), Grok 4: 53.8 (#55)

BenchmarkClaude 3 HaikuGrok 4
GPQA Diamond36.3%87%
Confabulations34.2%12.4%
LMArena Expert11481415
MMLU-Pro—85.1%
GPQA (HELM)—72.7%
MMLU73.8%—

Multimodal Grok 4 leads

Claude 3 Haiku: 23.6 (#128), Grok 4: 33.7 (#94)

BenchmarkClaude 3 HaikuGrok 4
LMArena Vision9501210
GeoBench—45%
ScienceQA72%—

Multilingual Grok 4 leads

Claude 3 Haiku: 36.0 (#243), Grok 4: 51.8 (#103)

BenchmarkClaude 3 HaikuGrok 4
LMArena Non-English11781403
LMArena Chinese11551427
LMArena French11951418
LMArena German11741429
LMArena Japanese11021394
LMArena Korean11091377
LMArena Russian12041410
LMArena Spanish11661420

Instruction Following Grok 4 leads

Claude 3 Haiku: 61.3 (#247), Grok 4: 79.2 (#5)

BenchmarkClaude 3 HaikuGrok 4
LMArena Instruction Following11731387
IFEval—94.9%

Long Context Grok 4 leads

Claude 3 Haiku: 36.1 (#237), Grok 4: 63.1 (#4)

BenchmarkClaude 3 HaikuGrok 4
LMArena Longer Query11901409
Fiction.LiveBench—94.4%

Writing & Preference Grok 4 leads

Claude 3 Haiku: 29.7 (#291), Grok 4: 58.5 (#116)

BenchmarkClaude 3 HaikuGrok 4
LMArena Text11951411
LMArena Creative Writing11571397
LMArena Multi-Turn11901416
Short-Story Creative Writing—76.9%
EQ-Bench Creative Writing717—
WildBench—79.7%

Frequently asked questions

Is Claude 3 Haiku better than Grok 4?

Grok 4 is the stronger model overall, scoring 48.1 to 25.9 on the Noometry Index.

Is Claude 3 Haiku or Grok 4 better for coding?

Grok 4 scores higher on coding benchmarks: 50.3 versus 26.4 in the Noometry coding category.

How many benchmarks do Claude 3 Haiku and Grok 4 share?

25 benchmarks have published results for both models. Claude 3 Haiku has 37 scored results on Noometry and Grok 4 has 48.

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