Noometry

Model comparison

Claude Haiku 5.5 vs Command A

Claude Haiku 5.5 is the stronger model overall, scoring 49.5 to 36.5 on the Noometry Index.

Last verified . 0 shared benchmarks.

Claude Haiku 5.5 Anthropic

49.5

Rank #52 Confirmed

Command A Cohere

36.5

Rank #215 Confirmed

Summary

  • The widest gap is in math, where Claude Haiku 5.5 leads 73.6 to 36.2.
  • Claude Haiku 5.5 is cheaper at $0.10 / $0.50 per million input/output tokens, against $2.50 / $10 for Command A.
  • Claude Haiku 5.5 accepts more context: 1M tokens versus 256K.
  • Command A has downloadable open weights; the other is API-only.

Side by side

Claude Haiku 5.5Command A
ProviderAnthropicCohere
Noometry Index49.536.5
Released2026-10-072025-03-13
WeightsProprietaryOpen
Context window1M256K
Max output128K8K
Input $ / M tokens$0.10$2.50
Output $ / M tokens$0.50$10
Results tracked924

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Category by category

Coding Claude Haiku 5.5 leads

Claude Haiku 5.5: 49.2 (#50), Command A: 27.2 (#322)

BenchmarkClaude Haiku 5.5Command A
Aider Polyglot—12%
LMArena WebDev1587—
LMArena Coding—1330

Agentic & Tool Use Not comparable

Claude Haiku 5.5: —, Command A: 35.9 (#40)

BenchmarkClaude Haiku 5.5Command A
Berkeley Function Calling Leaderboard—57.1%

Reasoning Claude Haiku 5.5 leads

Claude Haiku 5.5: 35.2 (#69), Command A: 18.3 (#283)

BenchmarkClaude Haiku 5.5Command A
Kagi LLM Benchmark—28.8%
NYT Connections (extended)65.7%—
LMArena Hard Prompts—1326
Mystery Game Puzzles30%—
DTBench—61.3%
LMCA—10.3%

Math Claude Haiku 5.5 leads

Claude Haiku 5.5: 73.6 (#18), Command A: 36.2 (#171)

BenchmarkClaude Haiku 5.5Command A
FrontierMath (Tiers 1-3)75.1%—
FrontierMath Tier 446.3%—
OTIS Mock AIME 2024-202598.9%—
LMArena Math—1300

Knowledge Claude Haiku 5.5 leads

Claude Haiku 5.5: 50.8 (#70), Command A: 37.1 (#159)

BenchmarkClaude Haiku 5.5Command A
GPQA Diamond89.6%—
SimpleQA Verified23.8%—
Vectara Hallucination Rate—9.3%
LMArena Expert—1295

Multimodal Not comparable

Claude Haiku 5.5: 43.7 (#21), Command A: —

BenchmarkClaude Haiku 5.5Command A
Furniture Assembly47.5%—

Multilingual Not comparable

Claude Haiku 5.5: —, Command A: 45.3 (#170)

BenchmarkClaude Haiku 5.5Command A
LMArena Non-English—1313
LMArena Chinese—1327
LMArena French—1351
LMArena German—1341
LMArena Japanese—1285
LMArena Korean—1285
LMArena Russian—1314
LMArena Spanish—1347

Instruction Following Not comparable

Claude Haiku 5.5: —, Command A: 69.1 (#177)

BenchmarkClaude Haiku 5.5Command A
LMArena Instruction Following—1309

Long Context Not comparable

Claude Haiku 5.5: —, Command A: 40.6 (#151)

BenchmarkClaude Haiku 5.5Command A
LMArena Longer Query—1334

Writing & Preference Not comparable

Claude Haiku 5.5: —, Command A: 47.6 (#208)

BenchmarkClaude Haiku 5.5Command A
LMArena Text—1331
LMArena Creative Writing—1319
EQ-Bench Creative Writing—1145
LMArena Multi-Turn—1339

Frequently asked questions

Is Claude Haiku 5.5 better than Command A?

Claude Haiku 5.5 is the stronger model overall, scoring 49.5 to 36.5 on the Noometry Index.

Which is cheaper, Claude Haiku 5.5 or Command A?

Claude Haiku 5.5 is cheaper. It lists at $0.10 per million input tokens and $0.50 per million output tokens; Command A lists at $2.50 and $10.

Is Claude Haiku 5.5 or Command A better for coding?

Claude Haiku 5.5 scores higher on coding benchmarks: 49.2 versus 27.2 in the Noometry coding category.

Which has the bigger context window?

Claude Haiku 5.5 does, with 1M tokens against 256K.

How many benchmarks do Claude Haiku 5.5 and Command A share?

0 benchmarks have published results for both models. Claude Haiku 5.5 has 9 scored results on Noometry and Command A has 24.

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