Model comparison
GLM-5V-Turbo vs GPT-5 Pro
GPT-5 Pro is the stronger model overall, scoring 46.4 to 43.8 on the Noometry Index. GLM-5V-Turbo costs 22× less per token, which makes it the better buy when GPT-5 Pro's lead doesn't matter for your workload.
Last verified . 0 shared benchmarks.
Summary
- The widest gap is in knowledge, where GPT-5 Pro leads 56.7 to 40.6.
- GLM-5V-Turbo is cheaper at $1.20 / $4 per million input/output tokens, against $15 / $120 for GPT-5 Pro.
- GPT-5 Pro accepts more context: 400K tokens versus 200K.
Side by side
| GLM-5V-Turbo | GPT-5 Pro | |
|---|---|---|
| Provider | Z.ai (Zhipu) | OpenAI |
| Noometry Index | 43.8 | 46.4 |
| Released | 2026-04-01 | 2025-10-06 |
| Weights | Proprietary | Proprietary |
| Context window | 200K | 400K |
| Max output | 131K | 272K |
| Input $ / M tokens | $1.20 | $15 |
| Output $ / M tokens | $4 | $120 |
| Results tracked | 19 | 12 |
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Category by category
Coding GPT-5 Pro leads
GLM-5V-Turbo: 42.1 (#111), GPT-5 Pro: 44.0 (#80)
| Benchmark | GLM-5V-Turbo | GPT-5 Pro |
|---|---|---|
| LMArena WebDev | 1401 | — |
| WeirdML | — | 60.4% |
| LMArena Coding | 1466 | — |
| AlgoTune | — | 1.31 |
Reasoning GPT-5 Pro leads
GLM-5V-Turbo: 29.7 (#89), GPT-5 Pro: 38.9 (#62)
| Benchmark | GLM-5V-Turbo | GPT-5 Pro |
|---|---|---|
| ARC-AGI-2 | — | 18.3% |
| SimpleBench | — | 61.6% |
| Kagi LLM Benchmark | — | 76.8% |
| ARC-AGI-1 | — | 70.2% |
| EnigmaEval | — | 18.8% |
| LMArena Hard Prompts | 1443 | — |
| Epoch Capabilities Index | — | 150.28 |
Math GPT-5 Pro leads
GLM-5V-Turbo: 39.4 (#106), GPT-5 Pro: 48.5 (#63)
| Benchmark | GLM-5V-Turbo | GPT-5 Pro |
|---|---|---|
| FrontierMath (Tiers 1-3) | — | 55.8% |
| FrontierMath Tier 4 | — | 19.5% |
| LMArena Math | 1441 | — |
| FrontierMath Tier 4 (v1) | — | 14.6% |
Knowledge GPT-5 Pro leads
GLM-5V-Turbo: 40.6 (#117), GPT-5 Pro: 56.7 (#42)
| Benchmark | GLM-5V-Turbo | GPT-5 Pro |
|---|---|---|
| Humanity's Last Exam | — | 31.6% |
| LMArena Expert | 1452 | — |
Multimodal Not comparable
GLM-5V-Turbo: 40.9 (#42), GPT-5 Pro: —
| Benchmark | GLM-5V-Turbo | GPT-5 Pro |
|---|---|---|
| LMArena Vision | 1264 | — |
| LMArena Document | 1416 | — |
Multilingual Not comparable
GLM-5V-Turbo: 53.0 (#73), GPT-5 Pro: —
| Benchmark | GLM-5V-Turbo | GPT-5 Pro |
|---|---|---|
| LMArena Non-English | 1420 | — |
| LMArena Chinese | 1488 | — |
| LMArena French | 1444 | — |
| LMArena German | 1423 | — |
| LMArena Korean | 1396 | — |
| LMArena Russian | 1431 | — |
| LMArena Spanish | 1450 | — |
Instruction Following Not comparable
GLM-5V-Turbo: 75.0 (#80), GPT-5 Pro: —
| Benchmark | GLM-5V-Turbo | GPT-5 Pro |
|---|---|---|
| LMArena Instruction Following | 1423 | — |
Long Context Not comparable
GLM-5V-Turbo: 44.0 (#80), GPT-5 Pro: —
| Benchmark | GLM-5V-Turbo | GPT-5 Pro |
|---|---|---|
| LMArena Longer Query | 1438 | — |
Writing & Preference Not comparable
GLM-5V-Turbo: 62.5 (#73), GPT-5 Pro: —
| Benchmark | GLM-5V-Turbo | GPT-5 Pro |
|---|---|---|
| LMArena Text | 1437 | — |
| LMArena Creative Writing | 1416 | — |
| LMArena Multi-Turn | 1432 | — |
Frequently asked questions
Is GLM-5V-Turbo better than GPT-5 Pro?
GPT-5 Pro is the stronger model overall, scoring 46.4 to 43.8 on the Noometry Index. GLM-5V-Turbo costs 22× less per token, which makes it the better buy when GPT-5 Pro's lead doesn't matter for your workload.
Which is cheaper, GLM-5V-Turbo or GPT-5 Pro?
GLM-5V-Turbo is cheaper. It lists at $1.20 per million input tokens and $4 per million output tokens; GPT-5 Pro lists at $15 and $120.
Is GLM-5V-Turbo or GPT-5 Pro better for coding?
GPT-5 Pro scores higher on coding benchmarks: 44.0 versus 42.1 in the Noometry coding category.
Which has the bigger context window?
GPT-5 Pro does, with 400K tokens against 200K.
How many benchmarks do GLM-5V-Turbo and GPT-5 Pro share?
0 benchmarks have published results for both models. GLM-5V-Turbo has 19 scored results on Noometry and GPT-5 Pro has 12.