# Amazon Nova Pro vs Yi-1.5-34B

> Amazon Nova Pro and Yi-1.5-34B score almost the same on the Noometry Index (31.0 vs 30.6), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/amazon-nova-pro-vs-yi-1-5-34b
- Last updated: 2026-10-11
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. Amazon Nova Pro scores higher in 7 categories and Yi-1.5-34B in 1 category; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Amazon Nova Pro leads 27.4 to 14.8.
- Yi-1.5-34B has downloadable open weights; the other is API-only.

## Snapshot

| | Amazon Nova Pro | Yi-1.5-34B |
|---|---|---|
| Provider | Amazon | 01.AI |
| Noometry Index | 31.0 | 30.6 |
| Rank | 281 | 289 |
| Context | 300K | — |
| Input $/M | $0.80 | — |
| Output $/M | $3.20 | — |
| Weights | Proprietary | Open |

## Coding

- Amazon Nova Pro: 35.1 (#229)
- Yi-1.5-34B: 32.4 (#272)

| Benchmark | Amazon Nova Pro | Yi-1.5-34B |
|---|---|---|
| LMArena Coding | 1270 | 1169 |
| BigCodeBench Instruct | — | 33.9% |
| LiveBench Coding | 38.1% | — |
| BigCodeBench Complete | — | 43.8% |

## Agentic & Tool Use

- Amazon Nova Pro: 16.7 (#147)
- Yi-1.5-34B: —

| Benchmark | Amazon Nova Pro | Yi-1.5-34B |
|---|---|---|
| Berkeley Function Calling Leaderboard | 25% | — |
| TheAgentCompany | 1.7% | — |

## Reasoning

- Amazon Nova Pro: 20.0 (#243)
- Yi-1.5-34B: 22.5 (#191)

| Benchmark | Amazon Nova Pro | Yi-1.5-34B |
|---|---|---|
| LMArena Hard Prompts | 1246 | 1160 |
| LiveBench Reasoning | 32.6% | — |
| LiveBench Data Analysis | 48.3% | — |
| Epoch Capabilities Index | 123.8 | — |
| LiveBench | 43.5% | — |

## Math

- Amazon Nova Pro: 28.5 (#243)
- Yi-1.5-34B: 27.5 (#249)

| Benchmark | Amazon Nova Pro | Yi-1.5-34B |
|---|---|---|
| LMArena Math | 1252 | 1182 |
| Omni-MATH | 24.2% | — |
| LiveBench Math | 38% | — |
| MATH Level 5 | — | 25.5% |

## Knowledge

- Amazon Nova Pro: 27.4 (#250)
- Yi-1.5-34B: 14.8 (#295)

| Benchmark | Amazon Nova Pro | Yi-1.5-34B |
|---|---|---|
| LMArena Expert | 1211 | 1144 |
| GPQA Diamond | — | 32% |
| Humanity's Last Exam | 4.4% | — |
| MMLU-Pro | 67.3% | — |
| Confabulations | 30.1% | — |
| Vectara Hallucination Rate | 5.1% | — |
| GPQA (HELM) | 44.6% | — |
| MMLU | 82% | — |

## Multimodal

- Amazon Nova Pro: 25.0 (#126)
- Yi-1.5-34B: —

| Benchmark | Amazon Nova Pro | Yi-1.5-34B |
|---|---|---|
| LMArena Vision | 980 | — |

## Multilingual

- Amazon Nova Pro: 39.7 (#223)
- Yi-1.5-34B: 32.3 (#256)

| Benchmark | Amazon Nova Pro | Yi-1.5-34B |
|---|---|---|
| LMArena Non-English | 1234 | 1121 |
| LMArena Chinese | 1244 | 1213 |
| LMArena French | 1271 | 1156 |
| LMArena German | 1243 | 1111 |
| LMArena Japanese | 1200 | 1021 |
| LMArena Korean | 1203 | 1005 |
| LMArena Russian | 1240 | 1091 |
| LMArena Spanish | 1182 | 1121 |

## Instruction Following

- Amazon Nova Pro: 64.9 (#226)
- Yi-1.5-34B: 59.2 (#257)

| Benchmark | Amazon Nova Pro | Yi-1.5-34B |
|---|---|---|
| LMArena Instruction Following | 1235 | 1139 |
| LiveBench Instruction Following | 67.1% | — |
| IFEval | 81.5% | — |

## Long Context

- Amazon Nova Pro: 38.1 (#205)
- Yi-1.5-34B: 34.6 (#248)

| Benchmark | Amazon Nova Pro | Yi-1.5-34B |
|---|---|---|
| LMArena Longer Query | 1255 | 1143 |

## Writing & Preference

- Amazon Nova Pro: 43.9 (#226)
- Yi-1.5-34B: 37.4 (#257)

| Benchmark | Amazon Nova Pro | Yi-1.5-34B |
|---|---|---|
| LMArena Text | 1259 | 1173 |
| LMArena Creative Writing | 1212 | 1135 |
| LMArena Multi-Turn | 1246 | 1153 |
| Short-Story Creative Writing | 60.5% | — |
| WildBench | 77.7% | — |
| LiveBench Language | 37% | — |

## FAQ

### Is Amazon Nova Pro better than Yi-1.5-34B?

Amazon Nova Pro and Yi-1.5-34B score almost the same on the Noometry Index (31.0 vs 30.6), so choose on price, context window or the category you care about most.

### Is Amazon Nova Pro or Yi-1.5-34B better for coding?

Amazon Nova Pro scores higher on coding benchmarks: 35.1 versus 32.4 in the Noometry coding category.

### How many benchmarks do Amazon Nova Pro and Yi-1.5-34B share?

17 benchmarks have published results for both models. Amazon Nova Pro has 38 scored results on Noometry and Yi-1.5-34B has 21.