# GLM-4.5V vs GPT-5.4 Pro

> GPT-5.4 Pro is the stronger model overall, scoring 58.8 to 39.2 on the Noometry Index. GLM-4.5V costs 75× less per token, which makes it the better buy when GPT-5.4 Pro's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/glm-4-5v-vs-gpt-5-4-pro
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Summary

- The widest gap is in reasoning, where GPT-5.4 Pro leads 71.0 to 26.5.
- GLM-4.5V is cheaper at $0.60 / $1.80 per million input/output tokens, against $30 / $180 for GPT-5.4 Pro.
- GPT-5.4 Pro accepts more context: 1.05M tokens versus 64K.
- GLM-4.5V has downloadable open weights; the other is API-only.

## Snapshot

| | GLM-4.5V | GPT-5.4 Pro |
|---|---|---|
| Provider | Z.ai (Zhipu) | OpenAI |
| Noometry Index | 39.2 | 58.8 |
| Rank | 158 | 16 |
| Context | 64K | 1.05M |
| Input $/M | $0.60 | $30 |
| Output $/M | $1.80 | $180 |
| Weights | Open | Proprietary |

## Coding

- GLM-4.5V: 38.9 (#152)
- GPT-5.4 Pro: 42.6 (#89)

| Benchmark | GLM-4.5V | GPT-5.4 Pro |
|---|---|---|
| WeirdML | — | 57.4% |
| LMArena Coding | 1347 | — |

## Reasoning

- GLM-4.5V: 26.5 (#118)
- GPT-5.4 Pro: 71.0 (#10)

| Benchmark | GLM-4.5V | GPT-5.4 Pro |
|---|---|---|
| ARC-AGI-2 | — | 83.3% |
| SimpleBench | — | 74.1% |
| Kagi LLM Benchmark | 59.8% | — |
| ARC-AGI-1 | — | 94.5% |
| CritPt | — | 30% |
| Chess Puzzles | — | 58.6% |
| EnigmaEval | — | 23.8% |
| LMArena Hard Prompts | 1335 | — |
| Epoch Capabilities Index | — | 159.12 |

## Math

- GLM-4.5V: 34.7 (#157)
- GPT-5.4 Pro: 72.0 (#17)

| Benchmark | GLM-4.5V | GPT-5.4 Pro |
|---|---|---|
| FrontierMath (Tiers 1-3) | — | 82.5% |
| FrontierMath Tier 4 | — | 58.5% |
| LMArena Math | 1353 | — |
| FrontierMath (Feb 2025 set) | — | 50% |
| FrontierMath Tier 4 (v1) | — | 37.5% |

## Knowledge

- GLM-4.5V: 36.8 (#155)
- GPT-5.4 Pro: 68.3 (#6)

| Benchmark | GLM-4.5V | GPT-5.4 Pro |
|---|---|---|
| GPQA Diamond | — | 94.6% |
| Humanity's Last Exam | — | 44.3% |
| SimpleQA Verified | — | 46.3% |
| Vectara Hallucination Rate | — | 8.3% |
| LMArena Expert | 1353 | — |

## Multimodal

- GLM-4.5V: 33.6 (#86)
- GPT-5.4 Pro: —

| Benchmark | GLM-4.5V | GPT-5.4 Pro |
|---|---|---|
| LMArena Vision | 1154 | — |

## Multilingual

- GLM-4.5V: 44.9 (#172)
- GPT-5.4 Pro: —

| Benchmark | GLM-4.5V | GPT-5.4 Pro |
|---|---|---|
| LMArena Non-English | 1304 | — |
| LMArena Chinese | 1338 | — |
| LMArena Russian | 1299 | — |
| LMArena Spanish | 1335 | — |

## Instruction Following

- GLM-4.5V: 69.4 (#170)
- GPT-5.4 Pro: —

| Benchmark | GLM-4.5V | GPT-5.4 Pro |
|---|---|---|
| LMArena Instruction Following | 1311 | — |

## Long Context

- GLM-4.5V: 39.6 (#166)
- GPT-5.4 Pro: —

| Benchmark | GLM-4.5V | GPT-5.4 Pro |
|---|---|---|
| LMArena Longer Query | 1305 | — |

## Writing & Preference

- GLM-4.5V: 52.7 (#162)
- GPT-5.4 Pro: —

| Benchmark | GLM-4.5V | GPT-5.4 Pro |
|---|---|---|
| LMArena Text | 1333 | — |
| LMArena Creative Writing | 1295 | — |
| LMArena Multi-Turn | 1333 | — |

## FAQ

### Is GLM-4.5V better than GPT-5.4 Pro?

GPT-5.4 Pro is the stronger model overall, scoring 58.8 to 39.2 on the Noometry Index. GLM-4.5V costs 75× less per token, which makes it the better buy when GPT-5.4 Pro's lead doesn't matter for your workload.

### Which is cheaper, GLM-4.5V or GPT-5.4 Pro?

GLM-4.5V is cheaper. It lists at $0.60 per million input tokens and $1.80 per million output tokens; GPT-5.4 Pro lists at $30 and $180.

### Is GLM-4.5V or GPT-5.4 Pro better for coding?

GPT-5.4 Pro scores higher on coding benchmarks: 42.6 versus 38.9 in the Noometry coding category.

### Which has the bigger context window?

GPT-5.4 Pro does, with 1.05M tokens against 64K.

### How many benchmarks do GLM-4.5V and GPT-5.4 Pro share?

0 benchmarks have published results for both models. GLM-4.5V has 15 scored results on Noometry and GPT-5.4 Pro has 16.