Noometry

Model comparison

GPT-4.1 vs Grok 4

Grok 4 is the stronger model overall, scoring 48.1 to 35.9 on the Noometry Index.

Last verified . 39 shared benchmarks.

GPT-4.1 OpenAI

35.9

Rank #219 Confirmed

Grok 4 xAI

48.1

Rank #56 Confirmed

Summary

  • They share 39 benchmarks with published results for both. GPT-4.1 scores higher in 2 categories and Grok 4 in 8 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in math, where Grok 4 leads 48.4 to 22.3.
  • The biggest single-benchmark swing is ARC-AGI-1: 5.5% for GPT-4.1 and 66.7% for Grok 4.

Side by side

GPT-4.1Grok 4
ProviderOpenAIxAI
Noometry Index35.948.1
Released2025-04-142025-07-09
WeightsProprietaryProprietary
Context window1.05M—
Max output33K—
Input $ / M tokens$2—
Output $ / M tokens$8—
Results tracked5248

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Category by category

Coding Grok 4 leads

GPT-4.1: 34.4 (#238), Grok 4: 50.3 (#46)

BenchmarkGPT-4.1Grok 4
Aider Polyglot52.4%79.6%
WeirdML39%45.7%
LMArena Coding13911408
SWE-bench Verified48.5%—
SWE-bench Verified (bash only)39.6%—
CadEval42%—
ALE-Bench558.1—

Agentic & Tool Use GPT-4.1 leads

GPT-4.1: 34.7 (#43), Grok 4: 32.3 (#68)

BenchmarkGPT-4.1Grok 4
Berkeley Function Calling Leaderboard54%63%
Terminal-Bench—27.2%
GDPval—21.1%
Cybench—43%
DeepResearch Bench—47.3%
BALROG—43.6%
LMArena Search—1142
METR Time Horizons—66.6%

Reasoning Grok 4 leads

GPT-4.1: 11.7 (#339), Grok 4: 36.7 (#65)

BenchmarkGPT-4.1Grok 4
ARC-AGI-20.4%16%
SimpleBench27%60.5%
Kagi LLM Benchmark52.3%73.6%
ARC-AGI-15.5%66.7%
Chess Puzzles6%28%
LMArena Hard Prompts13841409
Epoch Capabilities Index136.78146.44
ForecastBench61.560.9
EnigmaEval2.2%—
DTBench68.3%—
LMCA25.6%—

Math Grok 4 leads

GPT-4.1: 22.3 (#280), Grok 4: 48.4 (#64)

BenchmarkGPT-4.1Grok 4
OTIS Mock AIME 2024-202538.3%84%
Omni-MATH47.1%60.3%
LMArena Math13701422
FrontierMath (Feb 2025 set)5.5%19.7%
FrontierMath Tier 4 (v1)0%2.1%
FrontierMath (Tiers 1-3)6%—
MATH Level 583%—

Knowledge Grok 4 leads

GPT-4.1: 37.1 (#160), Grok 4: 53.8 (#55)

BenchmarkGPT-4.1Grok 4
GPQA Diamond66.9%87%
MMLU-Pro81.1%85.1%
GPQA (HELM)65.9%72.7%
LMArena Expert13641415
Humanity's Last Exam5.4%—
SimpleQA Verified31.1%—
Confabulations—12.4%
Vectara Hallucination Rate5.6%—

Multimodal GPT-4.1 leads

GPT-4.1: 38.2 (#67), Grok 4: 33.7 (#94)

BenchmarkGPT-4.1Grok 4
LMArena Vision12111210
GeoBench72%45%

Multilingual Grok 4 leads

GPT-4.1: 49.4 (#133), Grok 4: 51.8 (#103)

BenchmarkGPT-4.1Grok 4
LMArena Non-English13701403
LMArena Chinese13821427
LMArena French13821418
LMArena German13811429
LMArena Japanese13191394
LMArena Korean13391377
LMArena Russian13771410
LMArena Spanish13761420

Instruction Following Grok 4 leads

GPT-4.1: 71.3 (#153), Grok 4: 79.2 (#5)

BenchmarkGPT-4.1Grok 4
IFEval83.8%94.9%
LMArena Instruction Following13671387

Long Context Grok 4 leads

GPT-4.1: 40.0 (#163), Grok 4: 63.1 (#4)

BenchmarkGPT-4.1Grok 4
Fiction.LiveBench63.9%94.4%
LMArena Longer Query13851409

Writing & Preference Too close to call

GPT-4.1: 57.6 (#125), Grok 4: 58.5 (#116)

BenchmarkGPT-4.1Grok 4
LMArena Text13831411
LMArena Creative Writing13631397
WildBench85.4%79.7%
LMArena Multi-Turn13981416
Short-Story Creative Writing—76.9%
EQ-Bench Creative Writing1420—

Frequently asked questions

Is GPT-4.1 better than Grok 4?

Grok 4 is the stronger model overall, scoring 48.1 to 35.9 on the Noometry Index.

Is GPT-4.1 or Grok 4 better for coding?

Grok 4 scores higher on coding benchmarks: 50.3 versus 34.4 in the Noometry coding category.

How many benchmarks do GPT-4.1 and Grok 4 share?

39 benchmarks have published results for both models. GPT-4.1 has 52 scored results on Noometry and Grok 4 has 48.

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