Noometry

Model comparison

Command R vs GPT-4.5

GPT-4.5 is the stronger model overall, scoring 37.2 to 31.4 on the Noometry Index.

Last verified . 23 shared benchmarks.

Command R Cohere

31.4

Rank #272 Confirmed

GPT-4.5 OpenAI

37.2

Rank #208 Confirmed

Summary

  • They share 23 benchmarks with published results for both. Command R scores higher in 0 categories and GPT-4.5 in 8 categories; 7 gaps are clear of the uncertainty.
  • The widest gap is in writing & preference, where GPT-4.5 leads 56.9 to 38.2.
  • The biggest single-benchmark swing is LiveBench Coding: 17.9% 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 RGPT-4.5
ProviderCohereOpenAI
Noometry Index31.437.2
Released2024-08-302025-02-27
WeightsOpenProprietary
Context window128K—
Max output4K—
Input $ / M tokens$0.15—
Output $ / M tokens$0.60—
Results tracked2942

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Category by category

Coding GPT-4.5 leads

Command R: 29.3 (#306), GPT-4.5: 42.2 (#109)

BenchmarkCommand RGPT-4.5
LiveBench Coding17.9%75.2%
LMArena Coding11691396
Aider Polyglot—44.9%
WeirdML—39.4%
BigCodeBench Instruct37.1%—
BigCodeBench Complete45.2%—

Agentic & Tool Use Not comparable

Command R: —, GPT-4.5: 27.9 (#97)

BenchmarkCommand RGPT-4.5
Cybench—17.5%

Reasoning Too close to call

Command R: 13.8 (#331), GPT-4.5: 13.9 (#330)

BenchmarkCommand RGPT-4.5
LiveBench Reasoning21.9%71.1%
LMArena Hard Prompts11641403
LiveBench Data Analysis33.3%64.3%
LiveBench27.5%69%
ARC-AGI-2—0.8%
SimpleBench—34.5%
ARC-AGI-1—10.3%
EnigmaEval—3.2%
DTBench46.4%—
LMCA9.2%—
Epoch Capabilities Index—136.74
ForecastBench—61.7

Math GPT-4.5 leads

Command R: 28.0 (#246), GPT-4.5: 32.6 (#211)

BenchmarkCommand RGPT-4.5
LiveBench Math19.4%69.3%
LMArena Math11551412
OTIS Mock AIME 2024-2025—37.8%
MATH Level 5—78.6%

Knowledge GPT-4.5 leads

Command R: 31.0 (#221), GPT-4.5: 32.5 (#211)

BenchmarkCommand RGPT-4.5
LMArena Expert11381394
GPQA Diamond—68.7%
Humanity's Last Exam—5.4%
Confabulations—13.6%
MMLU65.2%—

Multimodal Not comparable

Command R: —, GPT-4.5: 37.6 (#71)

BenchmarkCommand RGPT-4.5
LMArena Vision—1195
VPCT—45%

Multilingual GPT-4.5 leads

Command R: 35.7 (#245), GPT-4.5: 52.5 (#83)

BenchmarkCommand RGPT-4.5
LMArena Non-English11741413
LMArena Chinese11821421
LMArena French11621418
LMArena German11761457
LMArena Japanese11431416
LMArena Korean11631392
LMArena Russian11741419
LMArena Spanish1151—

Instruction Following GPT-4.5 leads

Command R: 58.1 (#261), GPT-4.5: 72.6 (#134)

BenchmarkCommand RGPT-4.5
LiveBench Instruction Following55.6%72.3%
LMArena Instruction Following11671404

Long Context GPT-4.5 leads

Command R: 36.3 (#231), GPT-4.5: 40.4 (#155)

BenchmarkCommand RGPT-4.5
LMArena Longer Query11981406
Fiction.LiveBench—63.9%

Writing & Preference GPT-4.5 leads

Command R: 38.2 (#254), GPT-4.5: 56.9 (#134)

BenchmarkCommand RGPT-4.5
LMArena Text11871417
LMArena Creative Writing11701394
LMArena Multi-Turn11631444
LiveBench Language16.7%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 31.4 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 29.3 in the Noometry coding category.

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

23 benchmarks have published results for both models. Command R has 29 scored results on Noometry and GPT-4.5 has 42.

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