Model comparison
Amazon Nova Pro vs Claude Haiku 5.5
Claude Haiku 5.5 is the stronger model overall, scoring 49.5 to 31.0 on the Noometry Index.
Last verified . 0 shared benchmarks.
Summary
- The widest gap is in math, where Claude Haiku 5.5 leads 73.6 to 28.5.
- Claude Haiku 5.5 is cheaper at $0.10 / $0.50 per million input/output tokens, against $0.80 / $3.20 for Amazon Nova Pro.
- Claude Haiku 5.5 accepts more context: 1M tokens versus 300K.
Side by side
| Amazon Nova Pro | Claude Haiku 5.5 | |
|---|---|---|
| Provider | Amazon | Anthropic |
| Noometry Index | 31.0 | 49.5 |
| Released | 2024-12-03 | 2026-10-07 |
| Weights | Proprietary | Proprietary |
| Context window | 300K | 1M |
| Max output | 10K | 128K |
| Input $ / M tokens | $0.80 | $0.10 |
| Output $ / M tokens | $3.20 | $0.50 |
| Results tracked | 38 | 9 |
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Category by category
Coding Claude Haiku 5.5 leads
Amazon Nova Pro: 35.1 (#229), Claude Haiku 5.5: 49.2 (#50)
| Benchmark | Amazon Nova Pro | Claude Haiku 5.5 |
|---|---|---|
| LMArena WebDev | — | 1587 |
| LiveBench Coding | 38.1% | — |
| LMArena Coding | 1270 | — |
Agentic & Tool Use Not comparable
Amazon Nova Pro: 16.7 (#147), Claude Haiku 5.5: —
| Benchmark | Amazon Nova Pro | Claude Haiku 5.5 |
|---|---|---|
| Berkeley Function Calling Leaderboard | 25% | — |
| TheAgentCompany | 1.7% | — |
Reasoning Claude Haiku 5.5 leads
Amazon Nova Pro: 20.0 (#243), Claude Haiku 5.5: 35.2 (#69)
| Benchmark | Amazon Nova Pro | Claude Haiku 5.5 |
|---|---|---|
| NYT Connections (extended) | — | 65.7% |
| LiveBench Reasoning | 32.6% | — |
| LMArena Hard Prompts | 1246 | — |
| Mystery Game Puzzles | — | 30% |
| LiveBench Data Analysis | 48.3% | — |
| Epoch Capabilities Index | 123.8 | — |
| LiveBench | 43.5% | — |
Math Claude Haiku 5.5 leads
Amazon Nova Pro: 28.5 (#243), Claude Haiku 5.5: 73.6 (#18)
| Benchmark | Amazon Nova Pro | Claude Haiku 5.5 |
|---|---|---|
| FrontierMath (Tiers 1-3) | — | 75.1% |
| FrontierMath Tier 4 | — | 46.3% |
| OTIS Mock AIME 2024-2025 | — | 98.9% |
| Omni-MATH | 24.2% | — |
| LiveBench Math | 38% | — |
| LMArena Math | 1252 | — |
Knowledge Claude Haiku 5.5 leads
Amazon Nova Pro: 27.4 (#250), Claude Haiku 5.5: 50.8 (#70)
| Benchmark | Amazon Nova Pro | Claude Haiku 5.5 |
|---|---|---|
| GPQA Diamond | — | 89.6% |
| Humanity's Last Exam | 4.4% | — |
| SimpleQA Verified | — | 23.8% |
| MMLU-Pro | 67.3% | — |
| Confabulations | 30.1% | — |
| Vectara Hallucination Rate | 5.1% | — |
| GPQA (HELM) | 44.6% | — |
| LMArena Expert | 1211 | — |
| MMLU | 82% | — |
Multimodal Claude Haiku 5.5 leads
Amazon Nova Pro: 25.0 (#126), Claude Haiku 5.5: 43.7 (#21)
| Benchmark | Amazon Nova Pro | Claude Haiku 5.5 |
|---|---|---|
| LMArena Vision | 980 | — |
| Furniture Assembly | — | 47.5% |
Multilingual Not comparable
Amazon Nova Pro: 39.7 (#223), Claude Haiku 5.5: —
| Benchmark | Amazon Nova Pro | Claude Haiku 5.5 |
|---|---|---|
| LMArena Non-English | 1234 | — |
| LMArena Chinese | 1244 | — |
| LMArena French | 1271 | — |
| LMArena German | 1243 | — |
| LMArena Japanese | 1200 | — |
| LMArena Korean | 1203 | — |
| LMArena Russian | 1240 | — |
| LMArena Spanish | 1182 | — |
Instruction Following Not comparable
Amazon Nova Pro: 64.9 (#226), Claude Haiku 5.5: —
| Benchmark | Amazon Nova Pro | Claude Haiku 5.5 |
|---|---|---|
| LiveBench Instruction Following | 67.1% | — |
| IFEval | 81.5% | — |
| LMArena Instruction Following | 1235 | — |
Long Context Not comparable
Amazon Nova Pro: 38.1 (#205), Claude Haiku 5.5: —
| Benchmark | Amazon Nova Pro | Claude Haiku 5.5 |
|---|---|---|
| LMArena Longer Query | 1255 | — |
Writing & Preference Not comparable
Amazon Nova Pro: 43.9 (#226), Claude Haiku 5.5: —
| Benchmark | Amazon Nova Pro | Claude Haiku 5.5 |
|---|---|---|
| LMArena Text | 1259 | — |
| LMArena Creative Writing | 1212 | — |
| Short-Story Creative Writing | 60.5% | — |
| WildBench | 77.7% | — |
| LMArena Multi-Turn | 1246 | — |
| LiveBench Language | 37% | — |
Frequently asked questions
Is Amazon Nova Pro better than Claude Haiku 5.5?
Claude Haiku 5.5 is the stronger model overall, scoring 49.5 to 31.0 on the Noometry Index.
Which is cheaper, Amazon Nova Pro or Claude Haiku 5.5?
Claude Haiku 5.5 is cheaper. It lists at $0.10 per million input tokens and $0.50 per million output tokens; Amazon Nova Pro lists at $0.80 and $3.20.
Is Amazon Nova Pro or Claude Haiku 5.5 better for coding?
Claude Haiku 5.5 scores higher on coding benchmarks: 49.2 versus 35.1 in the Noometry coding category.
Which has the bigger context window?
Claude Haiku 5.5 does, with 1M tokens against 300K.
How many benchmarks do Amazon Nova Pro and Claude Haiku 5.5 share?
0 benchmarks have published results for both models. Amazon Nova Pro has 38 scored results on Noometry and Claude Haiku 5.5 has 9.