Noometry

Model comparison

Command R vs Grok 4

Grok 4 is the stronger model overall, scoring 48.1 to 31.4 on the Noometry Index.

Last verified . 17 shared benchmarks.

Command R Cohere

31.4

Rank #272 Confirmed

Grok 4 xAI

48.1

Rank #56 Confirmed

Summary

  • They share 17 benchmarks with published results for both. Command R scores higher in 0 categories and Grok 4 in 8 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in long context, where Grok 4 leads 63.1 to 36.3.
  • Command R has downloadable open weights; the other is API-only.

Side by side

Command RGrok 4
ProviderCoherexAI
Noometry Index31.448.1
Released2024-08-302025-07-09
WeightsOpenProprietary
Context window128K—
Max output4K—
Input $ / M tokens$0.15—
Output $ / M tokens$0.60—
Results tracked2948

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Category by category

Coding Grok 4 leads

Command R: 29.3 (#306), Grok 4: 50.3 (#46)

BenchmarkCommand RGrok 4
LMArena Coding11691408
Aider Polyglot—79.6%
WeirdML—45.7%
BigCodeBench Instruct37.1%—
LiveBench Coding17.9%—
BigCodeBench Complete45.2%—

Agentic & Tool Use Not comparable

Command R: —, Grok 4: 32.3 (#68)

BenchmarkCommand RGrok 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

Command R: 13.8 (#331), Grok 4: 36.7 (#65)

BenchmarkCommand RGrok 4
LMArena Hard Prompts11641409
ARC-AGI-2—16%
SimpleBench—60.5%
Kagi LLM Benchmark—73.6%
ARC-AGI-1—66.7%
Chess Puzzles—28%
LiveBench Reasoning21.9%—
DTBench46.4%—
LiveBench Data Analysis33.3%—
LMCA9.2%—
Epoch Capabilities Index—146.44
ForecastBench—60.9
LiveBench27.5%—

Math Grok 4 leads

Command R: 28.0 (#246), Grok 4: 48.4 (#64)

BenchmarkCommand RGrok 4
LMArena Math11551422
OTIS Mock AIME 2024-2025—84%
Omni-MATH—60.3%
LiveBench Math19.4%—
FrontierMath (Feb 2025 set)—19.7%
FrontierMath Tier 4 (v1)—2.1%

Knowledge Grok 4 leads

Command R: 31.0 (#221), Grok 4: 53.8 (#55)

BenchmarkCommand RGrok 4
LMArena Expert11381415
GPQA Diamond—87%
MMLU-Pro—85.1%
Confabulations—12.4%
GPQA (HELM)—72.7%
MMLU65.2%—

Multimodal Not comparable

Command R: —, Grok 4: 33.7 (#94)

BenchmarkCommand RGrok 4
LMArena Vision—1210
GeoBench—45%

Multilingual Grok 4 leads

Command R: 35.7 (#245), Grok 4: 51.8 (#103)

BenchmarkCommand RGrok 4
LMArena Non-English11741403
LMArena Chinese11821427
LMArena French11621418
LMArena German11761429
LMArena Japanese11431394
LMArena Korean11631377
LMArena Russian11741410
LMArena Spanish11511420

Instruction Following Grok 4 leads

Command R: 58.1 (#261), Grok 4: 79.2 (#5)

BenchmarkCommand RGrok 4
LMArena Instruction Following11671387
LiveBench Instruction Following55.6%—
IFEval—94.9%

Long Context Grok 4 leads

Command R: 36.3 (#231), Grok 4: 63.1 (#4)

BenchmarkCommand RGrok 4
LMArena Longer Query11981409
Fiction.LiveBench—94.4%

Writing & Preference Grok 4 leads

Command R: 38.2 (#254), Grok 4: 58.5 (#116)

BenchmarkCommand RGrok 4
LMArena Text11871411
LMArena Creative Writing11701397
LMArena Multi-Turn11631416
Short-Story Creative Writing—76.9%
WildBench—79.7%
LiveBench Language16.7%—

Frequently asked questions

Is Command R better than Grok 4?

Grok 4 is the stronger model overall, scoring 48.1 to 31.4 on the Noometry Index.

Is Command R or Grok 4 better for coding?

Grok 4 scores higher on coding benchmarks: 50.3 versus 29.3 in the Noometry coding category.

How many benchmarks do Command R and Grok 4 share?

17 benchmarks have published results for both models. Command R has 29 scored results on Noometry and Grok 4 has 48.

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