# Seed 2.0 Pro vs GLM-4.5

> Seed 2.0 Pro is the stronger model overall, scoring 43.2 to 42.0 on the Noometry Index.

- Canonical page: https://noometry.com/compare/dola-seed-2-0-pro-vs-glm-4-5
- Last updated: 2026-10-10
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. Seed 2.0 Pro scores higher in 7 categories and GLM-4.5 in 1 category; 6 gaps are clear of the uncertainty.
- The widest gap is in long context, where Seed 2.0 Pro leads 43.6 to 38.2.
- GLM-4.5 is cheaper at $0.60 / $2.20 per million input/output tokens, against $0.50 / $3 for Seed 2.0 Pro.
- Seed 2.0 Pro accepts more context: 256K tokens versus 131K.
- GLM-4.5 has downloadable open weights; the other is API-only.

## Snapshot

| | Seed 2.0 Pro | GLM-4.5 |
|---|---|---|
| Provider | ByteDance Seed | Z.ai (Zhipu) |
| Noometry Index | 43.2 | 42.0 |
| Rank | 96 | 122 |
| Context | 256K | 131K |
| Input $/M | $0.50 | $0.60 |
| Output $/M | $3 | $2.20 |
| Weights | Proprietary | Open |

## Coding

- Seed 2.0 Pro: 43.5 (#86)
- GLM-4.5: 41.4 (#125)

| Benchmark | Seed 2.0 Pro | GLM-4.5 |
|---|---|---|
| LMArena Coding | 1472 | 1434 |
| SWE-bench Verified (bash only) | — | 54.2% |
| WeirdML | — | 40.6% |
| ALE-Bench | — | 344.82 |
| AlgoTune | — | 1.52 |

## Reasoning

- Seed 2.0 Pro: 24.1 (#165)
- GLM-4.5: 28.6 (#100)

| Benchmark | Seed 2.0 Pro | GLM-4.5 |
|---|---|---|
| LMArena Hard Prompts | 1453 | 1429 |
| Kagi LLM Benchmark | — | 57.9% |
| NYT Connections (extended) | 28.4% | — |
| Thematic Generalization | 57.1% | — |

## Math

- Seed 2.0 Pro: 39.3 (#108)
- GLM-4.5: 39.0 (#116)

| Benchmark | Seed 2.0 Pro | GLM-4.5 |
|---|---|---|
| LMArena Math | 1439 | 1427 |

## Knowledge

- Seed 2.0 Pro: 40.2 (#122)
- GLM-4.5: 35.9 (#179)

| Benchmark | Seed 2.0 Pro | GLM-4.5 |
|---|---|---|
| LMArena Expert | 1440 | 1433 |
| Humanity's Last Exam | — | 8.3% |
| Confabulations | — | 11.3% |

## Multimodal

- Seed 2.0 Pro: 41.5 (#35)
- GLM-4.5: —

| Benchmark | Seed 2.0 Pro | GLM-4.5 |
|---|---|---|
| LMArena Vision | 1274 | — |

## Multilingual

- Seed 2.0 Pro: 54.5 (#39)
- GLM-4.5: 52.8 (#77)

| Benchmark | Seed 2.0 Pro | GLM-4.5 |
|---|---|---|
| LMArena Non-English | 1441 | 1417 |
| LMArena Chinese | 1489 | 1465 |
| LMArena French | 1471 | 1418 |
| LMArena German | 1442 | 1407 |
| LMArena Japanese | 1408 | 1415 |
| LMArena Korean | 1411 | 1380 |
| LMArena Russian | 1449 | 1414 |
| LMArena Spanish | 1460 | 1454 |

## Instruction Following

- Seed 2.0 Pro: 74.5 (#91)
- GLM-4.5: 74.1 (#104)

| Benchmark | Seed 2.0 Pro | GLM-4.5 |
|---|---|---|
| LMArena Instruction Following | 1414 | 1404 |

## Long Context

- Seed 2.0 Pro: 43.6 (#90)
- GLM-4.5: 38.2 (#201)

| Benchmark | Seed 2.0 Pro | GLM-4.5 |
|---|---|---|
| LMArena Longer Query | 1428 | 1412 |
| Fiction.LiveBench | — | 58.3% |

## Writing & Preference

- Seed 2.0 Pro: 62.9 (#69)
- GLM-4.5: 57.5 (#127)

| Benchmark | Seed 2.0 Pro | GLM-4.5 |
|---|---|---|
| LMArena Text | 1448 | 1430 |
| LMArena Creative Writing | 1406 | 1395 |
| LMArena Multi-Turn | 1441 | 1415 |
| Short-Story Creative Writing | — | 73.4% |
| EQ-Bench Creative Writing | — | 1343 |

## FAQ

### Is Seed 2.0 Pro better than GLM-4.5?

Seed 2.0 Pro is the stronger model overall, scoring 43.2 to 42.0 on the Noometry Index.

### Which is cheaper, Seed 2.0 Pro or GLM-4.5?

GLM-4.5 is cheaper. It lists at $0.60 per million input tokens and $2.20 per million output tokens; Seed 2.0 Pro lists at $0.50 and $3.

### Is Seed 2.0 Pro or GLM-4.5 better for coding?

Seed 2.0 Pro scores higher on coding benchmarks: 43.5 versus 41.4 in the Noometry coding category.

### Which has the bigger context window?

Seed 2.0 Pro does, with 256K tokens against 131K.

### How many benchmarks do Seed 2.0 Pro and GLM-4.5 share?

17 benchmarks have published results for both models. Seed 2.0 Pro has 20 scored results on Noometry and GLM-4.5 has 27.