Noometry

Model comparison

Command R+ vs Grok 4

Grok 4 is the stronger model overall, scoring 48.1 to 32.4 on the Noometry Index.

Last verified . 19 shared benchmarks.

Command R+ Cohere

32.4

Rank #257 Confirmed

Grok 4 xAI

48.1

Rank #56 Confirmed

Summary

  • They share 19 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 reasoning, where Grok 4 leads 36.7 to 9.2.
  • The biggest single-benchmark swing is SimpleBench: 17.4% for Command R+ and 60.5% for Grok 4.
  • Command R+ has downloadable open weights; the other is API-only.

Side by side

Command R+Grok 4
ProviderCoherexAI
Noometry Index32.448.1
Released2024-08-302025-07-09
WeightsOpenProprietary
Context window128K—
Max output4K—
Input $ / M tokens$2.50—
Output $ / M tokens$10—
Results tracked3448

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Category by category

Coding Grok 4 leads

Command R+: 29.1 (#309), Grok 4: 50.3 (#46)

BenchmarkCommand R+Grok 4
LMArena Coding11871408
Aider Polyglot—79.6%
WeirdML—45.7%
BigCodeBench Instruct33.8%—
LiveBench Coding19.1%—
BigCodeBench Complete41.9%—
HumanEval+56.7%—
MBPP+63.5%—

Agentic & Tool Use Not comparable

Command R+: —, Grok 4: 32.3 (#68)

BenchmarkCommand R+Grok 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+: 9.2 (#344), Grok 4: 36.7 (#65)

BenchmarkCommand R+Grok 4
SimpleBench17.4%60.5%
LMArena Hard Prompts11861409
Epoch Capabilities Index119.34146.44
ARC-AGI-2—16%
Kagi LLM Benchmark—73.6%
ARC-AGI-1—66.7%
Chess Puzzles—28%
LiveBench Reasoning24.8%—
DTBench54.9%—
LiveBench Data Analysis38.1%—
LMCA5%—
ForecastBench—60.9
LiveBench31.8%—

Math Grok 4 leads

Command R+: 28.9 (#242), Grok 4: 48.4 (#64)

BenchmarkCommand R+Grok 4
LMArena Math11881422
OTIS Mock AIME 2024-2025—84%
Omni-MATH—60.3%
LiveBench Math21.3%—
FrontierMath (Feb 2025 set)—19.7%
FrontierMath Tier 4 (v1)—2.1%

Knowledge Grok 4 leads

Command R+: 36.4 (#169), Grok 4: 53.8 (#55)

BenchmarkCommand R+Grok 4
LMArena Expert11741415
GPQA Diamond—87%
MMLU-Pro—85.1%
Confabulations—12.4%
Vectara Hallucination Rate6.9%—
GPQA (HELM)—72.7%
MMLU69.4%—

Multimodal Not comparable

Command R+: —, Grok 4: 33.7 (#94)

BenchmarkCommand R+Grok 4
LMArena Vision—1210
GeoBench—45%

Multilingual Grok 4 leads

Command R+: 38.6 (#227), Grok 4: 51.8 (#103)

BenchmarkCommand R+Grok 4
LMArena Non-English12161403
LMArena Chinese12261427
LMArena French12091418
LMArena German12161429
LMArena Japanese11661394
LMArena Korean11381377
LMArena Russian12271410
LMArena Spanish11891420

Instruction Following Grok 4 leads

Command R+: 60.0 (#254), Grok 4: 79.2 (#5)

BenchmarkCommand R+Grok 4
LMArena Instruction Following11971387
LiveBench Instruction Following57.6%—
IFEval—94.9%

Long Context Grok 4 leads

Command R+: 37.3 (#219), Grok 4: 63.1 (#4)

BenchmarkCommand R+Grok 4
LMArena Longer Query12301409
Fiction.LiveBench—94.4%

Writing & Preference Grok 4 leads

Command R+: 43.5 (#228), Grok 4: 58.5 (#116)

BenchmarkCommand R+Grok 4
LMArena Text12291411
LMArena Creative Writing12351397
LMArena Multi-Turn12131416
Short-Story Creative Writing—76.9%
WildBench—79.7%
LiveBench Language29.7%—

Frequently asked questions

Is Command R+ better than Grok 4?

Grok 4 is the stronger model overall, scoring 48.1 to 32.4 on the Noometry Index.

Is Command R+ or Grok 4 better for coding?

Grok 4 scores higher on coding benchmarks: 50.3 versus 29.1 in the Noometry coding category.

How many benchmarks do Command R+ and Grok 4 share?

19 benchmarks have published results for both models. Command R+ has 34 scored results on Noometry and Grok 4 has 48.

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