# Amazon Nova Experimental Chat 10 20 vs GLM-5.2

> GLM-5.2 is the stronger model overall, scoring 50.9 to 41.5 on the Noometry Index.

- Canonical page: https://noometry.com/compare/amazon-nova-experimental-chat-10-20-vs-glm-5-2
- Last updated: 2026-10-10
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. Amazon Nova Experimental Chat 10 20 scores higher in 0 categories and GLM-5.2 in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where GLM-5.2 leads 57.1 to 37.8.
- GLM-5.2 has downloadable open weights; the other is API-only.

## Snapshot

| | Amazon Nova Experimental Chat 10 20 | GLM-5.2 |
|---|---|---|
| Provider | Amazon | Z.ai (Zhipu) |
| Noometry Index | 41.5 | 50.9 |
| Rank | 122 | 38 |
| Context | — | 1M |
| Input $/M | — | $1.40 |
| Output $/M | — | $4.40 |
| Weights | Proprietary | Open |

## Coding

- Amazon Nova Experimental Chat 10 20: 41.0 (#123)
- GLM-5.2: 50.9 (#37)

| Benchmark | Amazon Nova Experimental Chat 10 20 | GLM-5.2 |
|---|---|---|
| LMArena Coding | 1413 | 1484 |
| SWE-bench Verified | — | 78.7% |
| DeepSWE | — | 43.8% |
| FrontierCode | — | 24.5% |
| LMArena WebDev | — | 1604 |
| SciCode | — | 50.5% |
| WeirdML | — | 70.1% |
| ALE-Bench | — | 1,047 |

## Agentic & Tool Use

- Amazon Nova Experimental Chat 10 20: —
- GLM-5.2: 31.6 (#63)

| Benchmark | Amazon Nova Experimental Chat 10 20 | GLM-5.2 |
|---|---|---|
| τ²-bench Banking | — | 37.1% |
| PostTrainBench | — | 31.7% |
| GBAEval | — | 0% |
| Vending-Bench 2 | — | 8,314 |

## Reasoning

- Amazon Nova Experimental Chat 10 20: 27.3 (#110)
- GLM-5.2: 42.1 (#46)

| Benchmark | Amazon Nova Experimental Chat 10 20 | GLM-5.2 |
|---|---|---|
| LMArena Hard Prompts | 1396 | 1480 |
| ARC-AGI-2 | — | 22.8% |
| SimpleBench | — | 58.8% |
| Kagi LLM Benchmark | — | 62.6% |
| NYT Connections (extended) | — | 74.3% |
| ARC-AGI-1 | — | 77% |
| CritPt | — | 20.9% |
| Chess Puzzles | — | 21% |
| EBR-Bench | — | 9.5% |
| Mystery Game Puzzles | — | 19% |
| DTBench | — | 93.6% |
| LMCA | — | 45.8% |
| Surface Evolver Bench | — | 55.6% |
| Epoch Capabilities Index | — | 151.76 |

## Math

- Amazon Nova Experimental Chat 10 20: 36.2 (#121)
- GLM-5.2: 55.4 (#35)

| Benchmark | Amazon Nova Experimental Chat 10 20 | GLM-5.2 |
|---|---|---|
| LMArena Math | 1425 | 1482 |
| FrontierMath (Tiers 1-3) | — | 59.2% |
| FrontierMath Tier 4 | — | 29.3% |
| MathArena Final-Answer Competitions | — | 67.6% |
| OTIS Mock AIME 2024-2025 | — | 86.4% |
| ProofBench | — | 35% |

## Knowledge

- Amazon Nova Experimental Chat 10 20: 37.8 (#142)
- GLM-5.2: 57.1 (#36)

| Benchmark | Amazon Nova Experimental Chat 10 20 | GLM-5.2 |
|---|---|---|
| LMArena Expert | 1385 | 1484 |
| GPQA Diamond | — | 91.9% |
| SimpleQA Verified | — | 34.2% |

## Multilingual

- Amazon Nova Experimental Chat 10 20: 49.7 (#127)
- GLM-5.2: 56.0 (#25)

| Benchmark | Amazon Nova Experimental Chat 10 20 | GLM-5.2 |
|---|---|---|
| LMArena Non-English | 1372 | 1459 |
| LMArena Chinese | 1405 | 1518 |
| LMArena French | 1426 | 1476 |
| LMArena German | 1391 | 1470 |
| LMArena Japanese | 1355 | 1451 |
| LMArena Korean | 1327 | 1445 |
| LMArena Russian | 1371 | 1467 |
| LMArena Spanish | 1381 | 1477 |

## Instruction Following

- Amazon Nova Experimental Chat 10 20: 72.3 (#136)
- GLM-5.2: 77.1 (#32)

| Benchmark | Amazon Nova Experimental Chat 10 20 | GLM-5.2 |
|---|---|---|
| LMArena Instruction Following | 1365 | 1465 |

## Long Context

- Amazon Nova Experimental Chat 10 20: 41.7 (#128)
- GLM-5.2: 45.3 (#43)

| Benchmark | Amazon Nova Experimental Chat 10 20 | GLM-5.2 |
|---|---|---|
| LMArena Longer Query | 1370 | 1479 |

## Writing & Preference

- Amazon Nova Experimental Chat 10 20: 56.9 (#131)
- GLM-5.2: 70.7 (#20)

| Benchmark | Amazon Nova Experimental Chat 10 20 | GLM-5.2 |
|---|---|---|
| LMArena Text | 1394 | 1470 |
| LMArena Creative Writing | 1318 | 1465 |
| LMArena Multi-Turn | 1364 | 1468 |
| EQ-Bench Creative Writing | — | 1757 |
| EQ-Bench 4 | — | 1222 |

## FAQ

### Is Amazon Nova Experimental Chat 10 20 better than GLM-5.2?

GLM-5.2 is the stronger model overall, scoring 50.9 to 41.5 on the Noometry Index.

### Is Amazon Nova Experimental Chat 10 20 or GLM-5.2 better for coding?

GLM-5.2 scores higher on coding benchmarks: 50.9 versus 41.0 in the Noometry coding category.

### How many benchmarks do Amazon Nova Experimental Chat 10 20 and GLM-5.2 share?

17 benchmarks have published results for both models. Amazon Nova Experimental Chat 10 20 has 17 scored results on Noometry and GLM-5.2 has 50.