Model comparison

Claude Haiku 5.5 vs Gemini 4 Argon

Gemini 4 Argon is the stronger model overall, scoring 56.5 to 49.5 on the Noometry Index.

Last verified . 1 shared benchmarks.

Claude Haiku 5.5 Anthropic

49.5

Rank #52 Confirmed

Gemini 4 Argon Google

56.5

Rank #24 Confirmed

Summary

  • They share 1 benchmark with published results for both. Claude Haiku 5.5 scores higher in 1 category and Gemini 4 Argon in 4 categories; 4 gaps are clear of the uncertainty.
  • The widest gap is in coding, where Gemini 4 Argon leads 62.0 to 49.2.

Side by side

Claude Haiku 5.5 and Gemini 4 Argon specifications
Claude Haiku 5.5Gemini 4 Argon
ProviderAnthropicGoogle
Noometry Index49.556.5
Released2026-10-072026-09-30
WeightsProprietaryProprietary
Context window1M—
Max output128K—
Input $ / M tokens$0.10—
Output $ / M tokens$0.50—
Results tracked921

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Category by category

Coding Gemini 4 Argon leads

Claude Haiku 5.5: 49.2 (#50), Gemini 4 Argon: 62.0 (#9)

Coding benchmarks
BenchmarkClaude Haiku 5.5Gemini 4 Argon
LMArena WebDev15871678
FrontierSWE—55%
SciCode—61.8%
LMArena Coding—1550

Agentic & Tool Use Not comparable

Claude Haiku 5.5: —, Gemini 4 Argon: 49.2 (#8)

Agentic & Tool Use benchmarks
BenchmarkClaude Haiku 5.5Gemini 4 Argon
APEX-Agents—82.2%
Vending-Bench 2—13,718

Reasoning Gemini 4 Argon leads

Claude Haiku 5.5: 35.2 (#69), Gemini 4 Argon: 44.2 (#47)

Reasoning benchmarks
BenchmarkClaude Haiku 5.5Gemini 4 Argon
NYT Connections (extended)65.7%—
CritPt—27.1%
LMArena Hard Prompts—1548
Mystery Game Puzzles30%—

Math Too close to call

Claude Haiku 5.5: 73.6 (#18), Gemini 4 Argon: 73.9 (#17)

Math benchmarks
BenchmarkClaude Haiku 5.5Gemini 4 Argon
FrontierMath (Tiers 1-3)75.1%—
FrontierMath Tier 446.3%—
OTIS Mock AIME 2024-202598.9%—
ProofBench—99%
LMArena Math—1536

Knowledge Claude Haiku 5.5 leads

Claude Haiku 5.5: 50.8 (#70), Gemini 4 Argon: 43.9 (#89)

Knowledge benchmarks
BenchmarkClaude Haiku 5.5Gemini 4 Argon
GPQA Diamond89.6%—
SimpleQA Verified23.8%—
LMArena Expert—1553

Multimodal Gemini 4 Argon leads

Claude Haiku 5.5: 43.7 (#21), Gemini 4 Argon: 46.5 (#14)

Multimodal benchmarks
BenchmarkClaude Haiku 5.5Gemini 4 Argon
Blueprint-Bench 2—54.4%
Furniture Assembly47.5%—

Multilingual Not comparable

Claude Haiku 5.5: —, Gemini 4 Argon: 60.3 (#1)

Multilingual benchmarks
BenchmarkClaude Haiku 5.5Gemini 4 Argon
LMArena Non-English—1523
LMArena Chinese—1610
LMArena Russian—1537
LMArena Spanish—1497

Instruction Following Not comparable

Claude Haiku 5.5: —, Gemini 4 Argon: 80.1 (#2)

Instruction Following benchmarks
BenchmarkClaude Haiku 5.5Gemini 4 Argon
LMArena Instruction Following—1538

Long Context Not comparable

Claude Haiku 5.5: —, Gemini 4 Argon: 47.6 (#15)

Long Context benchmarks
BenchmarkClaude Haiku 5.5Gemini 4 Argon
LMArena Longer Query—1549

Writing & Preference Not comparable

Claude Haiku 5.5: —, Gemini 4 Argon: 71.4 (#19)

Writing & Preference benchmarks
BenchmarkClaude Haiku 5.5Gemini 4 Argon
LMArena Text—1534
LMArena Creative Writing—1531
LMArena Multi-Turn—1557

Frequently asked questions

Is Claude Haiku 5.5 better than Gemini 4 Argon?

Gemini 4 Argon is the stronger model overall, scoring 56.5 to 49.5 on the Noometry Index.

Is Claude Haiku 5.5 or Gemini 4 Argon better for coding?

Gemini 4 Argon scores higher on coding benchmarks: 62.0 versus 49.2 in the Noometry coding category.

How many benchmarks do Claude Haiku 5.5 and Gemini 4 Argon share?

1 benchmark has published results for both models. Claude Haiku 5.5 has 9 scored results on Noometry and Gemini 4 Argon has 21.

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