Noometry

Model comparison

Command R+ vs GPT-4.5

GPT-4.5 is the stronger model overall, scoring 37.2 to 32.4 on the Noometry Index.

Last verified . 25 shared benchmarks.

Command R+ Cohere

32.4

Rank #257 Confirmed

GPT-4.5 OpenAI

37.2

Rank #208 Confirmed

Summary

  • They share 25 benchmarks with published results for both. Command R+ scores higher in 1 category and GPT-4.5 in 7 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in multilingual, where GPT-4.5 leads 52.5 to 38.6.
  • The biggest single-benchmark swing is LiveBench Coding: 19.1% for Command R+ and 75.2% for GPT-4.5.
  • Command R+ has downloadable open weights; the other is API-only.

Side by side

Command R+GPT-4.5
ProviderCohereOpenAI
Noometry Index32.437.2
Released2024-08-302025-02-27
WeightsOpenProprietary
Context window128K—
Max output4K—
Input $ / M tokens$2.50—
Output $ / M tokens$10—
Results tracked3442

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Category by category

Coding GPT-4.5 leads

Command R+: 29.1 (#309), GPT-4.5: 42.2 (#109)

BenchmarkCommand R+GPT-4.5
LiveBench Coding19.1%75.2%
LMArena Coding11871396
Aider Polyglot—44.9%
WeirdML—39.4%
BigCodeBench Instruct33.8%—
BigCodeBench Complete41.9%—
HumanEval+56.7%—
MBPP+63.5%—

Agentic & Tool Use Not comparable

Command R+: —, GPT-4.5: 27.9 (#97)

BenchmarkCommand R+GPT-4.5
Cybench—17.5%

Reasoning GPT-4.5 leads

Command R+: 9.2 (#344), GPT-4.5: 13.9 (#330)

BenchmarkCommand R+GPT-4.5
SimpleBench17.4%34.5%
LiveBench Reasoning24.8%71.1%
LMArena Hard Prompts11861403
LiveBench Data Analysis38.1%64.3%
Epoch Capabilities Index119.34136.74
LiveBench31.8%69%
ARC-AGI-2—0.8%
ARC-AGI-1—10.3%
EnigmaEval—3.2%
DTBench54.9%—
LMCA5%—
ForecastBench—61.7

Math GPT-4.5 leads

Command R+: 28.9 (#242), GPT-4.5: 32.6 (#211)

BenchmarkCommand R+GPT-4.5
LiveBench Math21.3%69.3%
LMArena Math11881412
OTIS Mock AIME 2024-2025—37.8%
MATH Level 5—78.6%

Knowledge Command R+ leads

Command R+: 36.4 (#169), GPT-4.5: 32.5 (#211)

BenchmarkCommand R+GPT-4.5
LMArena Expert11741394
GPQA Diamond—68.7%
Humanity's Last Exam—5.4%
Confabulations—13.6%
Vectara Hallucination Rate6.9%—
MMLU69.4%—

Multimodal Not comparable

Command R+: —, GPT-4.5: 37.6 (#71)

BenchmarkCommand R+GPT-4.5
LMArena Vision—1195
VPCT—45%

Multilingual GPT-4.5 leads

Command R+: 38.6 (#227), GPT-4.5: 52.5 (#83)

BenchmarkCommand R+GPT-4.5
LMArena Non-English12161413
LMArena Chinese12261421
LMArena French12091418
LMArena German12161457
LMArena Japanese11661416
LMArena Korean11381392
LMArena Russian12271419
LMArena Spanish1189—

Instruction Following GPT-4.5 leads

Command R+: 60.0 (#254), GPT-4.5: 72.6 (#134)

BenchmarkCommand R+GPT-4.5
LiveBench Instruction Following57.6%72.3%
LMArena Instruction Following11971404

Long Context GPT-4.5 leads

Command R+: 37.3 (#219), GPT-4.5: 40.4 (#155)

BenchmarkCommand R+GPT-4.5
LMArena Longer Query12301406
Fiction.LiveBench—63.9%

Writing & Preference GPT-4.5 leads

Command R+: 43.5 (#228), GPT-4.5: 56.9 (#134)

BenchmarkCommand R+GPT-4.5
LMArena Text12291417
LMArena Creative Writing12351394
LMArena Multi-Turn12131444
LiveBench Language29.7%61.5%
Short-Story Creative Writing—75.6%
EQ-Bench Creative Writing—1258

Frequently asked questions

Is Command R+ better than GPT-4.5?

GPT-4.5 is the stronger model overall, scoring 37.2 to 32.4 on the Noometry Index.

Is Command R+ or GPT-4.5 better for coding?

GPT-4.5 scores higher on coding benchmarks: 42.2 versus 29.1 in the Noometry coding category.

How many benchmarks do Command R+ and GPT-4.5 share?

25 benchmarks have published results for both models. Command R+ has 34 scored results on Noometry and GPT-4.5 has 42.

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