# Amazon Nova Experimental Chat 10 09 vs Claude 3 Opus

> Amazon Nova Experimental Chat 10 09 is the stronger model overall, scoring 41.9 to 29.5 on the Noometry Index.

- Canonical page: https://noometry.com/compare/amazon-nova-experimental-chat-10-09-vs-claude-3-opus
- Last updated: 2026-10-12
- Shared benchmarks: 9

## Summary

- They share 9 benchmarks with published results for both. Amazon Nova Experimental Chat 10 09 scores higher in 6 categories and Claude 3 Opus in 0 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Amazon Nova Experimental Chat 10 09 leads 27.3 to 14.6.

## Snapshot

| | Amazon Nova Experimental Chat 10 09 | Claude 3 Opus |
|---|---|---|
| Provider | Amazon | Anthropic |
| Noometry Index | 41.9 | 29.5 |
| Rank | 126 | 310 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Proprietary |

## Coding

- Amazon Nova Experimental Chat 10 09: 40.2 (#145)
- Claude 3 Opus: 32.9 (#267)

| Benchmark | Amazon Nova Experimental Chat 10 09 | Claude 3 Opus |
|---|---|---|
| LMArena Coding | 1370 | 1264 |
| WeirdML | — | 19.2% |
| BigCodeBench Instruct | — | 45.5% |
| LiveBench Coding | — | 38.6% |
| BigCodeBench Complete | — | 57.4% |
| HumanEval+ | — | 77.4% |
| MBPP+ | — | 73.3% |

## Agentic & Tool Use

- Amazon Nova Experimental Chat 10 09: —
- Claude 3 Opus: 24.6 (#116)

| Benchmark | Amazon Nova Experimental Chat 10 09 | Claude 3 Opus |
|---|---|---|
| Cybench | — | 10% |
| METR Time Horizons | — | 29.5% |

## Reasoning

- Amazon Nova Experimental Chat 10 09: 27.3 (#120)
- Claude 3 Opus: 14.6 (#324)

| Benchmark | Amazon Nova Experimental Chat 10 09 | Claude 3 Opus |
|---|---|---|
| LMArena Hard Prompts | 1356 | 1245 |
| SimpleBench | — | 23.5% |
| Chess Puzzles | — | 5% |
| EnigmaEval | — | 0.8% |
| LiveBench Reasoning | — | 40.6% |
| DTBench | — | 61.6% |
| LiveBench Data Analysis | — | 57.9% |
| LMCA | — | 17% |
| Epoch Capabilities Index | — | 126.91 |
| ForecastBench | — | 58.4 |
| LiveBench | — | 49.2% |
| WinoGrande | — | 88.5% |

## Math

- Amazon Nova Experimental Chat 10 09: —
- Claude 3 Opus: 14.8 (#299)

| Benchmark | Amazon Nova Experimental Chat 10 09 | Claude 3 Opus |
|---|---|---|
| OTIS Mock AIME 2024-2025 | — | 4.7% |
| LiveBench Math | — | 43.6% |
| LMArena Math | — | 1273 |
| MATH Level 5 | — | 37.5% |

## Knowledge

- Amazon Nova Experimental Chat 10 09: —
- Claude 3 Opus: 24.5 (#267)

| Benchmark | Amazon Nova Experimental Chat 10 09 | Claude 3 Opus |
|---|---|---|
| GPQA Diamond | — | 47.2% |
| SimpleQA Verified | — | 12.6% |
| Confabulations | — | 22.7% |
| LMArena Expert | — | 1223 |
| MMLU | — | 84.6% |

## Multimodal

- Amazon Nova Experimental Chat 10 09: —
- Claude 3 Opus: 27.1 (#116)

| Benchmark | Amazon Nova Experimental Chat 10 09 | Claude 3 Opus |
|---|---|---|
| LMArena Vision | — | 1023 |

## Multilingual

- Amazon Nova Experimental Chat 10 09: 47.3 (#150)
- Claude 3 Opus: 41.4 (#207)

| Benchmark | Amazon Nova Experimental Chat 10 09 | Claude 3 Opus |
|---|---|---|
| LMArena Non-English | 1340 | 1258 |
| LMArena Chinese | 1341 | 1248 |
| LMArena French | — | 1275 |
| LMArena German | — | 1258 |
| LMArena Japanese | — | 1204 |
| LMArena Korean | — | 1187 |
| LMArena Russian | — | 1280 |
| LMArena Spanish | — | 1246 |

## Instruction Following

- Amazon Nova Experimental Chat 10 09: 69.4 (#172)
- Claude 3 Opus: 64.1 (#228)

| Benchmark | Amazon Nova Experimental Chat 10 09 | Claude 3 Opus |
|---|---|---|
| LMArena Instruction Following | 1315 | 1248 |
| LiveBench Instruction Following | — | 63.9% |

## Long Context

- Amazon Nova Experimental Chat 10 09: 40.5 (#152)
- Claude 3 Opus: 38.2 (#202)

| Benchmark | Amazon Nova Experimental Chat 10 09 | Claude 3 Opus |
|---|---|---|
| LMArena Longer Query | 1333 | 1259 |

## Writing & Preference

- Amazon Nova Experimental Chat 10 09: 54.7 (#149)
- Claude 3 Opus: 47.2 (#213)

| Benchmark | Amazon Nova Experimental Chat 10 09 | Claude 3 Opus |
|---|---|---|
| LMArena Text | 1364 | 1262 |
| LMArena Creative Writing | 1307 | 1235 |
| LMArena Multi-Turn | 1355 | 1275 |
| LiveBench Language | — | 50.4% |

## FAQ

### Is Amazon Nova Experimental Chat 10 09 better than Claude 3 Opus?

Amazon Nova Experimental Chat 10 09 is the stronger model overall, scoring 41.9 to 29.5 on the Noometry Index.

### Is Amazon Nova Experimental Chat 10 09 or Claude 3 Opus better for coding?

Amazon Nova Experimental Chat 10 09 scores higher on coding benchmarks: 40.2 versus 32.9 in the Noometry coding category.

### How many benchmarks do Amazon Nova Experimental Chat 10 09 and Claude 3 Opus share?

9 benchmarks have published results for both models. Amazon Nova Experimental Chat 10 09 has 9 scored results on Noometry and Claude 3 Opus has 46.