# Amazon Nova Pro vs Claude Sonnet 4

> Claude Sonnet 4 is the stronger model overall, scoring 40.8 to 31.0 on the Noometry Index. Amazon Nova Pro costs 4.3× less per token, which makes it the better buy when Claude Sonnet 4's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/amazon-nova-pro-vs-claude-sonnet-4
- Last updated: 2026-10-11
- Shared benchmarks: 29

## Summary

- They share 29 benchmarks with published results for both. Amazon Nova Pro scores higher in 1 category and Claude Sonnet 4 in 9 categories; 10 gaps are clear of the uncertainty.
- The widest gap is in agentic & tool use, where Claude Sonnet 4 leads 38.5 to 16.7.
- The biggest single-benchmark swing is Omni-MATH: 24.2% for Amazon Nova Pro and 60.2% for Claude Sonnet 4.
- Amazon Nova Pro is cheaper at $0.80 / $3.20 per million input/output tokens, against $3 / $15 for Claude Sonnet 4.
- Amazon Nova Pro accepts more context: 300K tokens versus 200K.

## Snapshot

| | Amazon Nova Pro | Claude Sonnet 4 |
|---|---|---|
| Provider | Amazon | Anthropic |
| Noometry Index | 31.0 | 40.8 |
| Rank | 281 | 145 |
| Context | 300K | 200K |
| Input $/M | $0.80 | $3 |
| Output $/M | $3.20 | $15 |
| Weights | Proprietary | Proprietary |

## Coding

- Amazon Nova Pro: 35.1 (#229)
- Claude Sonnet 4: 43.5 (#88)

| Benchmark | Amazon Nova Pro | Claude Sonnet 4 |
|---|---|---|
| LMArena Coding | 1270 | 1414 |
| SWE-bench Verified (bash only) | — | 64.9% |
| Aider Polyglot | — | 61.3% |
| SciCode | — | 40% |
| GSO | — | 4.9% |
| WeirdML | — | 46.1% |
| LiveBench Coding | 38.1% | — |
| ALE-Bench | — | 655.35 |

## Agentic & Tool Use

- Amazon Nova Pro: 16.7 (#147)
- Claude Sonnet 4: 38.5 (#31)

| Benchmark | Amazon Nova Pro | Claude Sonnet 4 |
|---|---|---|
| TheAgentCompany | 1.7% | 33.1% |
| Berkeley Function Calling Leaderboard | 25% | — |
| Cybench | — | 35% |
| DeepResearch Bench | — | 46.6% |
| OSWorld | — | 43.9% |
| METR Time Horizons | — | 62% |

## Reasoning

- Amazon Nova Pro: 20.0 (#243)
- Claude Sonnet 4: 22.9 (#187)

| Benchmark | Amazon Nova Pro | Claude Sonnet 4 |
|---|---|---|
| LMArena Hard Prompts | 1246 | 1372 |
| Epoch Capabilities Index | 123.8 | 141.69 |
| ARC-AGI-2 | — | 5.9% |
| SimpleBench | — | 45.5% |
| Kagi LLM Benchmark | — | 73% |
| ARC-AGI-1 | — | 40% |
| CritPt | — | 0.3% |
| EnigmaEval | — | 3.1% |
| LiveBench Reasoning | 32.6% | — |
| DTBench | — | 77.1% |
| LiveBench Data Analysis | 48.3% | — |
| LMCA | — | 29% |
| ForecastBench | — | 60.2 |
| LiveBench | 43.5% | — |

## Math

- Amazon Nova Pro: 28.5 (#243)
- Claude Sonnet 4: 43.3 (#80)

| Benchmark | Amazon Nova Pro | Claude Sonnet 4 |
|---|---|---|
| Omni-MATH | 24.2% | 60.2% |
| LMArena Math | 1252 | 1375 |
| OTIS Mock AIME 2024-2025 | — | 71.1% |
| LiveBench Math | 38% | — |
| MATH Level 5 | — | 84.4% |
| FrontierMath (Feb 2025 set) | — | 4.1% |
| FrontierMath Tier 4 (v1) | — | 0% |

## Knowledge

- Amazon Nova Pro: 27.4 (#250)
- Claude Sonnet 4: 41.8 (#108)

| Benchmark | Amazon Nova Pro | Claude Sonnet 4 |
|---|---|---|
| Humanity's Last Exam | 4.4% | 7.8% |
| MMLU-Pro | 67.3% | 84.3% |
| Confabulations | 30.1% | 13.2% |
| Vectara Hallucination Rate | 5.1% | 10.3% |
| GPQA (HELM) | 44.6% | 70.6% |
| LMArena Expert | 1211 | 1372 |
| GPQA Diamond | — | 79.2% |
| MMLU | 82% | — |

## Multimodal

- Amazon Nova Pro: 25.0 (#126)
- Claude Sonnet 4: 26.2 (#121)

| Benchmark | Amazon Nova Pro | Claude Sonnet 4 |
|---|---|---|
| LMArena Vision | 980 | 1191 |
| GeoBench | — | 37% |
| VPCT | — | 34% |
| MindCube | — | 44.8% |

## Multilingual

- Amazon Nova Pro: 39.7 (#223)
- Claude Sonnet 4: 46.7 (#156)

| Benchmark | Amazon Nova Pro | Claude Sonnet 4 |
|---|---|---|
| LMArena Non-English | 1234 | 1333 |
| LMArena Chinese | 1244 | 1350 |
| LMArena French | 1271 | 1363 |
| LMArena German | 1243 | 1331 |
| LMArena Japanese | 1200 | 1302 |
| LMArena Korean | 1203 | 1291 |
| LMArena Russian | 1240 | 1355 |
| LMArena Spanish | 1182 | 1357 |

## Instruction Following

- Amazon Nova Pro: 64.9 (#226)
- Claude Sonnet 4: 71.7 (#145)

| Benchmark | Amazon Nova Pro | Claude Sonnet 4 |
|---|---|---|
| IFEval | 81.5% | 84% |
| LMArena Instruction Following | 1235 | 1376 |
| LiveBench Instruction Following | 67.1% | — |

## Long Context

- Amazon Nova Pro: 38.1 (#205)
- Claude Sonnet 4: 33.7 (#259)

| Benchmark | Amazon Nova Pro | Claude Sonnet 4 |
|---|---|---|
| LMArena Longer Query | 1255 | 1398 |
| Fiction.LiveBench | — | 46.9% |

## Writing & Preference

- Amazon Nova Pro: 43.9 (#226)
- Claude Sonnet 4: 57.1 (#132)

| Benchmark | Amazon Nova Pro | Claude Sonnet 4 |
|---|---|---|
| LMArena Text | 1259 | 1351 |
| LMArena Creative Writing | 1212 | 1345 |
| Short-Story Creative Writing | 60.5% | 81.4% |
| WildBench | 77.7% | 83.8% |
| LMArena Multi-Turn | 1246 | 1376 |
| EQ-Bench Creative Writing | — | 1483 |
| LiveBench Language | 37% | — |

## FAQ

### Is Amazon Nova Pro better than Claude Sonnet 4?

Claude Sonnet 4 is the stronger model overall, scoring 40.8 to 31.0 on the Noometry Index. Amazon Nova Pro costs 4.3× less per token, which makes it the better buy when Claude Sonnet 4's lead doesn't matter for your workload.

### Which is cheaper, Amazon Nova Pro or Claude Sonnet 4?

Amazon Nova Pro is cheaper. It lists at $0.80 per million input tokens and $3.20 per million output tokens; Claude Sonnet 4 lists at $3 and $15.

### Is Amazon Nova Pro or Claude Sonnet 4 better for coding?

Claude Sonnet 4 scores higher on coding benchmarks: 43.5 versus 35.1 in the Noometry coding category.

### Which has the bigger context window?

Amazon Nova Pro does, with 300K tokens against 200K.

### How many benchmarks do Amazon Nova Pro and Claude Sonnet 4 share?

29 benchmarks have published results for both models. Amazon Nova Pro has 38 scored results on Noometry and Claude Sonnet 4 has 58.