# Amazon Nova Pro vs GLM-5.1

> GLM-5.1 is the stronger model overall, scoring 47.8 to 31.0 on the Noometry Index. Amazon Nova Pro costs 1.5× less per token, which makes it the better buy when GLM-5.1's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/amazon-nova-pro-vs-glm-5-1
- Last updated: 2026-10-11
- Shared benchmarks: 18

## Summary

- They share 18 benchmarks with published results for both. Amazon Nova Pro scores higher in 0 categories and GLM-5.1 in 9 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where GLM-5.1 leads 54.9 to 27.4.
- Amazon Nova Pro is cheaper at $0.80 / $3.20 per million input/output tokens, against $1.40 / $4.40 for GLM-5.1.
- Amazon Nova Pro accepts more context: 300K tokens versus 200K.
- GLM-5.1 has downloadable open weights; the other is API-only.

## Snapshot

| | Amazon Nova Pro | GLM-5.1 |
|---|---|---|
| Provider | Amazon | Z.ai (Zhipu) |
| Noometry Index | 31.0 | 47.8 |
| Rank | 281 | 59 |
| Context | 300K | 200K |
| Input $/M | $0.80 | $1.40 |
| Output $/M | $3.20 | $4.40 |
| Weights | Proprietary | Open |

## Coding

- Amazon Nova Pro: 35.1 (#229)
- GLM-5.1: 48.7 (#55)

| Benchmark | Amazon Nova Pro | GLM-5.1 |
|---|---|---|
| LMArena Coding | 1270 | 1485 |
| SWE-bench Verified | — | 74.2% |
| LMArena WebDev | — | 1508 |
| SciCode | — | 43.8% |
| WeirdML | — | 57.1% |
| LiveBench Coding | 38.1% | — |
| ALE-Bench | — | 887.1 |

## Agentic & Tool Use

- Amazon Nova Pro: 16.7 (#147)
- GLM-5.1: 24.9 (#113)

| Benchmark | Amazon Nova Pro | GLM-5.1 |
|---|---|---|
| APEX-Agents | — | 40.9% |
| Berkeley Function Calling Leaderboard | 25% | — |
| TheAgentCompany | 1.7% | — |
| ExploitBench | — | 18.1% |
| GBAEval | — | 0% |
| Vending-Bench 2 | — | 5,634 |

## Reasoning

- Amazon Nova Pro: 20.0 (#243)
- GLM-5.1: 39.1 (#60)

| Benchmark | Amazon Nova Pro | GLM-5.1 |
|---|---|---|
| LMArena Hard Prompts | 1246 | 1472 |
| Epoch Capabilities Index | 123.8 | 149.84 |
| SimpleBench | — | 55.1% |
| NYT Connections (extended) | — | 77.7% |
| CritPt | — | 4.6% |
| Chess Puzzles | — | 19% |
| Thematic Generalization | — | 69.8% |
| LiveBench Reasoning | 32.6% | — |
| LiveBench Data Analysis | 48.3% | — |
| LiveBench | 43.5% | — |

## Math

- Amazon Nova Pro: 28.5 (#243)
- GLM-5.1: 49.7 (#60)

| Benchmark | Amazon Nova Pro | GLM-5.1 |
|---|---|---|
| LMArena Math | 1252 | 1473 |
| FrontierMath (Tiers 1-3) | — | 36.8% |
| MathArena Final-Answer Competitions | — | 67.1% |
| OTIS Mock AIME 2024-2025 | — | 93.3% |
| ProofBench | — | 22.2% |
| Omni-MATH | 24.2% | — |
| LiveBench Math | 38% | — |
| FrontierMath (Feb 2025 set) | — | 33.4% |
| FrontierMath Tier 4 (v1) | — | 12.5% |

## Knowledge

- Amazon Nova Pro: 27.4 (#250)
- GLM-5.1: 54.9 (#50)

| Benchmark | Amazon Nova Pro | GLM-5.1 |
|---|---|---|
| LMArena Expert | 1211 | 1476 |
| GPQA Diamond | — | 89.9% |
| Humanity's Last Exam | 4.4% | — |
| SimpleQA Verified | — | 34% |
| 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)
- GLM-5.1: —

| Benchmark | Amazon Nova Pro | GLM-5.1 |
|---|---|---|
| LMArena Vision | 980 | — |

## Multilingual

- Amazon Nova Pro: 39.7 (#223)
- GLM-5.1: 55.0 (#36)

| Benchmark | Amazon Nova Pro | GLM-5.1 |
|---|---|---|
| LMArena Non-English | 1234 | 1447 |
| LMArena Chinese | 1244 | 1515 |
| LMArena French | 1271 | 1474 |
| LMArena German | 1243 | 1465 |
| LMArena Japanese | 1200 | 1434 |
| LMArena Korean | 1203 | 1418 |
| LMArena Russian | 1240 | 1454 |
| LMArena Spanish | 1182 | 1469 |

## Instruction Following

- Amazon Nova Pro: 64.9 (#226)
- GLM-5.1: 76.3 (#42)

| Benchmark | Amazon Nova Pro | GLM-5.1 |
|---|---|---|
| LMArena Instruction Following | 1235 | 1451 |
| LiveBench Instruction Following | 67.1% | — |
| IFEval | 81.5% | — |

## Long Context

- Amazon Nova Pro: 38.1 (#205)
- GLM-5.1: 44.9 (#53)

| Benchmark | Amazon Nova Pro | GLM-5.1 |
|---|---|---|
| LMArena Longer Query | 1255 | 1466 |

## Writing & Preference

- Amazon Nova Pro: 43.9 (#226)
- GLM-5.1: 66.9 (#31)

| Benchmark | Amazon Nova Pro | GLM-5.1 |
|---|---|---|
| LMArena Text | 1259 | 1461 |
| LMArena Creative Writing | 1212 | 1453 |
| LMArena Multi-Turn | 1246 | 1472 |
| Short-Story Creative Writing | 60.5% | — |
| EQ-Bench Creative Writing | — | 1592 |
| WildBench | 77.7% | — |
| LiveBench Language | 37% | — |

## FAQ

### Is Amazon Nova Pro better than GLM-5.1?

GLM-5.1 is the stronger model overall, scoring 47.8 to 31.0 on the Noometry Index. Amazon Nova Pro costs 1.5× less per token, which makes it the better buy when GLM-5.1's lead doesn't matter for your workload.

### Which is cheaper, Amazon Nova Pro or GLM-5.1?

Amazon Nova Pro is cheaper. It lists at $0.80 per million input tokens and $3.20 per million output tokens; GLM-5.1 lists at $1.40 and $4.40.

### Is Amazon Nova Pro or GLM-5.1 better for coding?

GLM-5.1 scores higher on coding benchmarks: 48.7 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 GLM-5.1 share?

18 benchmarks have published results for both models. Amazon Nova Pro has 38 scored results on Noometry and GLM-5.1 has 41.