Noometry

Model comparison

Claude Sonnet 5 vs Command A

Claude Sonnet 5 is the stronger model overall, scoring 54.5 to 35.9 on the Noometry Index.

Last verified . 20 shared benchmarks.

Claude Sonnet 5 Anthropic

54.5

Rank #26 Confirmed

Command A Cohere

35.9

Rank #212 Confirmed

Summary

  • They share 20 benchmarks with published results for both. Claude Sonnet 5 scores higher in 9 categories and Command A in 0 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in math, where Claude Sonnet 5 leads 66.1 to 33.5.
  • The biggest single-benchmark swing is LMCA: 50% for Claude Sonnet 5 and 10.3% for Command A.
  • Claude Sonnet 5 is cheaper at $2 / $10 per million input/output tokens, against $2.50 / $10 for Command A.
  • Claude Sonnet 5 accepts more context: 1M tokens versus 256K.
  • Command A has downloadable open weights; the other is API-only.

Side by side

Claude Sonnet 5Command A
ProviderAnthropicCohere
Noometry Index54.535.9
Released2026-06-292025-03-13
WeightsProprietaryOpen
Context window1M256K
Max output128K8K
Input $ / M tokens$2$2.50
Output $ / M tokens$10$10
Results tracked5124

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Category by category

Coding Claude Sonnet 5 leads

Claude Sonnet 5: 55.5 (#20), Command A: 26.8 (#317)

BenchmarkClaude Sonnet 5Command A
LMArena Coding14831331
DeepSWE53.8%—
FrontierCode42.7%—
Aider Polyglot—12%
CursorBench34.1%—
LMArena WebDev1540—
SciCode53.6%—
GSO37.3%—
WeirdML68.8%—
ALE-Bench1,463—

Agentic & Tool Use Claude Sonnet 5 leads

Claude Sonnet 5: 42.7 (#16), Command A: 35.7 (#36)

BenchmarkClaude Sonnet 5Command A
APEX-Agents54.5%—
Berkeley Function Calling Leaderboard—57.1%
GBAEval65.3%—
LMArena Search1194—
Vending-Bench 26,378—

Reasoning Claude Sonnet 5 leads

Claude Sonnet 5: 48.2 (#37), Command A: 17.7 (#276)

BenchmarkClaude Sonnet 5Command A
LMArena Hard Prompts14611326
DTBench92.5%61.3%
LMCA50%10.3%
SimpleBench60.6%—
Kagi LLM Benchmark—28.8%
NYT Connections (extended)75.1%—
CritPt16.9%—
Chess Puzzles35%—
Mystery Game Puzzles35%—
Surface Evolver Bench60%—
Bench to the Future 30.14—
Epoch Capabilities Index156.34—
ForecastBench61.1—

Math Claude Sonnet 5 leads

Claude Sonnet 5: 66.1 (#21), Command A: 33.5 (#172)

BenchmarkClaude Sonnet 5Command A
LMArena Math14671300
FrontierMath (Tiers 1-3)65.6%—
FrontierMath Tier 429.3%—
OTIS Mock AIME 2024-202594.7%—
ProofBench77%—

Knowledge Claude Sonnet 5 leads

Claude Sonnet 5: 55.7 (#42), Command A: 36.5 (#157)

BenchmarkClaude Sonnet 5Command A
LMArena Expert14911295
GPQA Diamond90.5%—
SimpleQA Verified33.7%—
Vectara Hallucination Rate—9.3%

Multimodal Not comparable

Claude Sonnet 5: 42.4 (#26), Command A: —

BenchmarkClaude Sonnet 5Command A
LMArena Vision1275—
Blueprint-Bench 224.9%—
LMArena Document1466—

Multilingual Claude Sonnet 5 leads

Claude Sonnet 5: 54.0 (#55), Command A: 45.5 (#166)

BenchmarkClaude Sonnet 5Command A
LMArena Non-English14311313
LMArena Chinese14751327
LMArena French14571352
LMArena German14481341
LMArena Japanese14221283
LMArena Korean14111285
LMArena Russian14521314
LMArena Spanish14361346

Instruction Following Claude Sonnet 5 leads

Claude Sonnet 5: 76.6 (#39), Command A: 69.3 (#172)

BenchmarkClaude Sonnet 5Command A
LMArena Instruction Following14531309

Long Context Claude Sonnet 5 leads

Claude Sonnet 5: 44.8 (#53), Command A: 40.6 (#147)

BenchmarkClaude Sonnet 5Command A
LMArena Longer Query14641334

Writing & Preference Claude Sonnet 5 leads

Claude Sonnet 5: 69.4 (#24), Command A: 47.8 (#204)

BenchmarkClaude Sonnet 5Command A
LMArena Text14431331
LMArena Creative Writing14161319
EQ-Bench Creative Writing17941145
LMArena Multi-Turn14541338
EQ-Bench 41236—

Frequently asked questions

Is Claude Sonnet 5 better than Command A?

Claude Sonnet 5 is the stronger model overall, scoring 54.5 to 35.9 on the Noometry Index.

Which is cheaper, Claude Sonnet 5 or Command A?

Claude Sonnet 5 is cheaper. It lists at $2 per million input tokens and $10 per million output tokens; Command A lists at $2.50 and $10.

Is Claude Sonnet 5 or Command A better for coding?

Claude Sonnet 5 scores higher on coding benchmarks: 55.5 versus 26.8 in the Noometry coding category.

Which has the bigger context window?

Claude Sonnet 5 does, with 1M tokens against 256K.

How many benchmarks do Claude Sonnet 5 and Command A share?

20 benchmarks have published results for both models. Claude Sonnet 5 has 51 scored results on Noometry and Command A has 24.

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