Noometry

Model comparison

Gemini 3.7 Flash vs Grok 4 Fast

Gemini 3.7 Flash is the stronger model overall, scoring 59.8 to 39.4 on the Noometry Index.

Last verified . 22 shared benchmarks.

Gemini 3.7 Flash Google

59.8

Rank #14 Confirmed

Grok 4 Fast xAI

39.4

Rank #167 Confirmed

Summary

  • They share 22 benchmarks with published results for both. Gemini 3.7 Flash scores higher in 8 categories and Grok 4 Fast in 1 category; 9 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Gemini 3.7 Flash leads 70.0 to 22.2.
  • The biggest single-benchmark swing is ARC-AGI-2: 84.6% for Gemini 3.7 Flash and 5.3% for Grok 4 Fast.

Side by side

Gemini 3.7 FlashGrok 4 Fast
ProviderGooglexAI
Noometry Index59.839.4
Released2026-08-132025-09-19
WeightsProprietaryProprietary
Context window1.05M—
Max output66K—
Input $ / M tokens$0.75—
Output $ / M tokens$3.75—
Results tracked4430

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Category by category

Coding Gemini 3.7 Flash leads

Gemini 3.7 Flash: 56.2 (#22), Grok 4 Fast: 32.5 (#271)

BenchmarkGemini 3.7 FlashGrok 4 Fast
LMArena WebDev15921159
LMArena Coding14971429
DeepSWE65.5%—
FrontierCode43.6%—
FrontierSWE20.3%—
SciCode59.8%—
WeirdML—42.9%
ALE-Bench904.3—

Agentic & Tool Use Gemini 3.7 Flash leads

Gemini 3.7 Flash: 42.1 (#19), Grok 4 Fast: 29.5 (#86)

BenchmarkGemini 3.7 FlashGrok 4 Fast
APEX-Agents67.8%—
Remote Labor Index5%—
τ²-bench Banking—15.7%
Cybench—30%
GDP.pdf23.8%—
LMArena Search—1171

Reasoning Gemini 3.7 Flash leads

Gemini 3.7 Flash: 70.0 (#15), Grok 4 Fast: 22.2 (#201)

BenchmarkGemini 3.7 FlashGrok 4 Fast
ARC-AGI-284.6%5.3%
ARC-AGI-195.5%48.5%
LMArena Hard Prompts14941412
DTBench96.8%82.7%
Epoch Capabilities Index157.27144.2
Kagi LLM Benchmark—66.1%
NYT Connections (extended)94%—
CritPt14.3%—
Chess Puzzles47%—
Mystery Game Puzzles37%—
LMCA50.4%—
ForecastBench—60.5

Math Gemini 3.7 Flash leads

Gemini 3.7 Flash: 69.6 (#23), Grok 4 Fast: 38.9 (#123)

BenchmarkGemini 3.7 FlashGrok 4 Fast
LMArena Math15071419
FrontierMath (Tiers 1-3)71.6%—
FrontierMath Tier 436.6%—
OTIS Mock AIME 2024-202597.2%—
ProofBench58%—

Knowledge Gemini 3.7 Flash leads

Gemini 3.7 Flash: 69.7 (#5), Grok 4 Fast: 32.0 (#214)

BenchmarkGemini 3.7 FlashGrok 4 Fast
LMArena Expert15081411
GPQA Diamond94.8%—
SimpleQA Verified69.2%—
Vectara Hallucination Rate—19.7%

Multimodal Not comparable

Gemini 3.7 Flash: 37.3 (#73), Grok 4 Fast: —

BenchmarkGemini 3.7 FlashGrok 4 Fast
LMArena Vision1316—
Furniture Assembly26.7%—

Multilingual Gemini 3.7 Flash leads

Gemini 3.7 Flash: 57.6 (#7), Grok 4 Fast: 51.3 (#111)

BenchmarkGemini 3.7 FlashGrok 4 Fast
LMArena Non-English14841396
LMArena Chinese15481457
LMArena French15051431
LMArena German14981383
LMArena Japanese15121352
LMArena Korean14831357
LMArena Russian15161389
LMArena Spanish15031415

Instruction Following Gemini 3.7 Flash leads

Gemini 3.7 Flash: 77.7 (#15), Grok 4 Fast: 73.2 (#121)

BenchmarkGemini 3.7 FlashGrok 4 Fast
LMArena Instruction Following14831387

Long Context Grok 4 Fast leads

Gemini 3.7 Flash: 45.7 (#30), Grok 4 Fast: 63.2 (#3)

BenchmarkGemini 3.7 FlashGrok 4 Fast
LMArena Longer Query14921415
Fiction.LiveBench—94.4%

Writing & Preference Gemini 3.7 Flash leads

Gemini 3.7 Flash: 71.2 (#20), Grok 4 Fast: 60.0 (#102)

BenchmarkGemini 3.7 FlashGrok 4 Fast
LMArena Text14861407
LMArena Creative Writing14901387
LMArena Multi-Turn14891414
EQ-Bench Creative Writing1723—

Frequently asked questions

Is Gemini 3.7 Flash better than Grok 4 Fast?

Gemini 3.7 Flash is the stronger model overall, scoring 59.8 to 39.4 on the Noometry Index.

Is Gemini 3.7 Flash or Grok 4 Fast better for coding?

Gemini 3.7 Flash scores higher on coding benchmarks: 56.2 versus 32.5 in the Noometry coding category.

How many benchmarks do Gemini 3.7 Flash and Grok 4 Fast share?

22 benchmarks have published results for both models. Gemini 3.7 Flash has 44 scored results on Noometry and Grok 4 Fast has 30.

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