Noometry

Model comparison

GPT-3.5-turbo vs Grok 4

Grok 4 is the stronger model overall, scoring 48.1 to 23.2 on the Noometry Index.

Last verified . 24 shared benchmarks.

GPT-3.5-turbo OpenAI

23.2

Rank #350 Confirmed

Grok 4 xAI

48.1

Rank #56 Confirmed

Summary

  • They share 24 benchmarks with published results for both. GPT-3.5-turbo scores higher in 0 categories and Grok 4 in 8 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where Grok 4 leads 53.8 to 10.0.
  • The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 2.2% for GPT-3.5-turbo and 84% for Grok 4.

Side by side

GPT-3.5-turboGrok 4
ProviderOpenAIxAI
Noometry Index23.248.1
Released2023-03-012025-07-09
WeightsProprietaryProprietary
Context window16K—
Max output4K—
Input $ / M tokens$0.50—
Output $ / M tokens$1.50—
Results tracked4448

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Category by category

Coding Grok 4 leads

GPT-3.5-turbo: 23.9 (#331), Grok 4: 50.3 (#46)

BenchmarkGPT-3.5-turboGrok 4
WeirdML3.5%45.7%
LMArena Coding11361408
Aider Polyglot—79.6%
BigCodeBench Instruct39.1%—
BigCodeBench Complete50.6%—
HumanEval+70.7%—
MBPP+69.7%—

Agentic & Tool Use Not comparable

GPT-3.5-turbo: —, Grok 4: 32.3 (#68)

BenchmarkGPT-3.5-turboGrok 4
METR Time Horizons21.5%66.6%
Terminal-Bench—27.2%
Berkeley Function Calling Leaderboard—63%
GDPval—21.1%
Cybench—43%
DeepResearch Bench—47.3%
BALROG—43.6%
LMArena Search—1142

Reasoning Grok 4 leads

GPT-3.5-turbo: 13.8 (#332), Grok 4: 36.7 (#65)

BenchmarkGPT-3.5-turboGrok 4
Chess Puzzles0%28%
LMArena Hard Prompts11081409
Epoch Capabilities Index118.55146.44
ForecastBench50.460.9
ARC-AGI-2—16%
SimpleBench—60.5%
Kagi LLM Benchmark—73.6%
ARC-AGI-1—66.7%
Mystery Game Puzzles3%—
DTBench48.5%—
LMCA9.7%—
Adversarial NLI58.1%—
BIG-Bench Hard61.6%—
CommonsenseQA 2.057%—
WinoGrande81.6%—

Math Grok 4 leads

GPT-3.5-turbo: 6.3 (#327), Grok 4: 48.4 (#64)

BenchmarkGPT-3.5-turboGrok 4
OTIS Mock AIME 2024-20252.2%84%
LMArena Math11421422
FrontierMath (Tiers 1-3)0%—
Omni-MATH—60.3%
MATH Level 515.9%—
FrontierMath (Feb 2025 set)—19.7%
FrontierMath Tier 4 (v1)—2.1%
GSM8K57.8%—

Knowledge Grok 4 leads

GPT-3.5-turbo: 10.0 (#303), Grok 4: 53.8 (#55)

BenchmarkGPT-3.5-turboGrok 4
GPQA Diamond28%87%
LMArena Expert10701415
MMLU-Pro—85.1%
Confabulations—12.4%
GPQA (HELM)—72.7%
ARC (AI2) Challenge87.4%—
BoolQ87%—
MMLU71.4%—
OpenBookQA86%—
TriviaQA85.8%—

Multimodal Not comparable

GPT-3.5-turbo: —, Grok 4: 33.7 (#94)

BenchmarkGPT-3.5-turboGrok 4
LMArena Vision—1210
GeoBench—45%

Multilingual Grok 4 leads

GPT-3.5-turbo: 31.5 (#258), Grok 4: 51.8 (#103)

BenchmarkGPT-3.5-turboGrok 4
LMArena Non-English11081403
LMArena Chinese10751427
LMArena French11181418
LMArena German10901429
LMArena Japanese10431394
LMArena Korean10191377
LMArena Russian11231410
LMArena Spanish11211420

Instruction Following Grok 4 leads

GPT-3.5-turbo: 57.9 (#262), Grok 4: 79.2 (#5)

BenchmarkGPT-3.5-turboGrok 4
LMArena Instruction Following11191387
IFEval—94.9%

Long Context Grok 4 leads

GPT-3.5-turbo: 34.0 (#254), Grok 4: 63.1 (#4)

BenchmarkGPT-3.5-turboGrok 4
LMArena Longer Query11211409
Fiction.LiveBench—94.4%

Writing & Preference Grok 4 leads

GPT-3.5-turbo: 25.3 (#305), Grok 4: 58.5 (#116)

BenchmarkGPT-3.5-turboGrok 4
LMArena Text11251411
LMArena Creative Writing10921397
LMArena Multi-Turn11171416
Short-Story Creative Writing—76.9%
EQ-Bench Creative Writing451—
WildBench—79.7%

Frequently asked questions

Is GPT-3.5-turbo better than Grok 4?

Grok 4 is the stronger model overall, scoring 48.1 to 23.2 on the Noometry Index.

Is GPT-3.5-turbo or Grok 4 better for coding?

Grok 4 scores higher on coding benchmarks: 50.3 versus 23.9 in the Noometry coding category.

How many benchmarks do GPT-3.5-turbo and Grok 4 share?

24 benchmarks have published results for both models. GPT-3.5-turbo has 44 scored results on Noometry and Grok 4 has 48.

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