Model comparison

Claude Haiku 4.5 vs Command A

Claude Haiku 4.5 is the stronger model overall, scoring 39.5 to 36.5 on the Noometry Index.

Last verified . 21 shared benchmarks.

Claude Haiku 4.5 Anthropic

39.5

Rank #165 Confirmed

Command A Cohere

36.5

Rank #215 Confirmed

Summary

  • They share 21 benchmarks with published results for both. Claude Haiku 4.5 scores higher in 7 categories and Command A in 2 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in coding, where Claude Haiku 4.5 leads 44.0 to 27.2.
  • The biggest single-benchmark swing is LMCA: 30.9% for Claude Haiku 4.5 and 10.3% for Command A.
  • Claude Haiku 4.5 is cheaper at $1 / $5 per million input/output tokens, against $2.50 / $10 for Command A.
  • Command A accepts more context: 256K tokens versus 200K.
  • Command A has downloadable open weights; the other is API-only.

Side by side

Claude Haiku 4.5 and Command A specifications
Claude Haiku 4.5Command A
ProviderAnthropicCohere
Noometry Index39.536.5
Released2025-10-152025-03-13
WeightsProprietaryOpen
Context window200K256K
Max output64K8K
Input $ / M tokens$1$2.50
Output $ / M tokens$5$10
Results tracked5324

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Category by category

Coding Claude Haiku 4.5 leads

Claude Haiku 4.5: 44.0 (#78), Command A: 27.2 (#322)

Coding benchmarks
BenchmarkClaude Haiku 4.5Command A
LMArena Coding14531330
SWE-bench Verified (bash only)66.6%—
Aider Polyglot—12%
LMArena WebDev1330—
SWE-bench Multilingual64.7%—
SciCode43.3%—
WeirdML45.4%—
ALE-Bench653.48—

Agentic & Tool Use Command A leads

Claude Haiku 4.5: 33.6 (#52), Command A: 35.9 (#40)

Agentic & Tool Use benchmarks
BenchmarkClaude Haiku 4.5Command A
Berkeley Function Calling Leaderboard68.7%57.1%
Terminal-Bench35.5%—
DeepResearch Bench45.5%—
BALROG31.2%—
ExploitBench13.7%—
Vending-Bench 2458.89—

Reasoning Command A leads

Claude Haiku 4.5: 15.1 (#320), Command A: 18.3 (#283)

Reasoning benchmarks
BenchmarkClaude Haiku 4.5Command A
LMArena Hard Prompts14201326
DTBench73.6%61.3%
LMCA30.9%10.3%
ARC-AGI-24%—
Kagi LLM Benchmark—28.8%
NYT Connections (extended)14.3%—
ARC-AGI-147.7%—
CritPt0%—
Chess Puzzles8%—
Epoch Capabilities Index142.41—
ForecastBench61.4—

Math Claude Haiku 4.5 leads

Claude Haiku 4.5: 44.9 (#78), Command A: 36.2 (#171)

Math benchmarks
BenchmarkClaude Haiku 4.5Command A
LMArena Math13961300
OTIS Mock AIME 2024-202566.7%—
Omni-MATH56.1%—
MATH Level 596.4%—
FrontierMath (Feb 2025 set)5.9%—
FrontierMath Tier 4 (v1)2.1%—

Knowledge Too close to call

Claude Haiku 4.5: 37.7 (#153), Command A: 37.1 (#159)

Knowledge benchmarks
BenchmarkClaude Haiku 4.5Command A
Vectara Hallucination Rate9.8%9.3%
LMArena Expert14421295
GPQA Diamond71.2%—
SimpleQA Verified13.2%—
MMLU-Pro77.7%—
GPQA (HELM)60.5%—

Multimodal Not comparable

Claude Haiku 4.5: 26.8 (#118), Command A: —

Multimodal benchmarks
BenchmarkClaude Haiku 4.5Command A
Blueprint-Bench 20%—
LMArena Document1420—

Multilingual Claude Haiku 4.5 leads

Claude Haiku 4.5: 49.9 (#129), Command A: 45.3 (#170)

Multilingual benchmarks
BenchmarkClaude Haiku 4.5Command A
LMArena Non-English13771313
LMArena Chinese14171327
LMArena French14081351
LMArena German13751341
LMArena Japanese13391285
LMArena Korean13471285
LMArena Russian13811314
LMArena Spanish14201347

Instruction Following Claude Haiku 4.5 leads

Claude Haiku 4.5: 71.4 (#149), Command A: 69.1 (#177)

Instruction Following benchmarks
BenchmarkClaude Haiku 4.5Command A
LMArena Instruction Following14141309
IFEval80.1%—

Long Context Claude Haiku 4.5 leads

Claude Haiku 4.5: 43.6 (#92), Command A: 40.6 (#151)

Long Context benchmarks
BenchmarkClaude Haiku 4.5Command A
LMArena Longer Query14271334

Writing & Preference Claude Haiku 4.5 leads

Claude Haiku 4.5: 57.9 (#123), Command A: 47.6 (#208)

Writing & Preference benchmarks
BenchmarkClaude Haiku 4.5Command A
LMArena Text13961331
LMArena Creative Writing13721319
LMArena Multi-Turn14091339
EQ-Bench Creative Writing—1145
WildBench83.9%—
EQ-Bench 41064—

Frequently asked questions

Is Claude Haiku 4.5 better than Command A?

Claude Haiku 4.5 is the stronger model overall, scoring 39.5 to 36.5 on the Noometry Index.

Which is cheaper, Claude Haiku 4.5 or Command A?

Claude Haiku 4.5 is cheaper. It lists at $1 per million input tokens and $5 per million output tokens; Command A lists at $2.50 and $10.

Is Claude Haiku 4.5 or Command A better for coding?

Claude Haiku 4.5 scores higher on coding benchmarks: 44.0 versus 27.2 in the Noometry coding category.

Which has the bigger context window?

Command A does, with 256K tokens against 200K.

How many benchmarks do Claude Haiku 4.5 and Command A share?

21 benchmarks have published results for both models. Claude Haiku 4.5 has 53 scored results on Noometry and Command A has 24.

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