Model comparison
Chatgpt 4o Latest 20250326 vs GLM-4.6V
Chatgpt 4o Latest 20250326 is the stronger model overall, scoring 43.8 to 41.3 on the Noometry Index.
Last verified . 12 shared benchmarks.
Summary
- They share 12 benchmarks with published results for both. Chatgpt 4o Latest 20250326 scores higher in 8 categories and GLM-4.6V in 0 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Chatgpt 4o Latest 20250326 leads 33.8 to 27.6.
- GLM-4.6V has downloadable open weights; the other is API-only.
Side by side
| Chatgpt 4o Latest 20250326 | GLM-4.6V | |
|---|---|---|
| Provider | OpenAI | Z.ai (Zhipu) |
| Noometry Index | 43.8 | 41.3 |
| Released | — | 2025-12-08 |
| Weights | Proprietary | Open |
| Context window | — | 128K |
| Max output | — | 33K |
| Input $ / M tokens | — | $0.30 |
| Output $ / M tokens | — | $0.90 |
| Results tracked | 21 | 12 |
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Category by category
Coding Too close to call
Chatgpt 4o Latest 20250326: 41.6 (#122), GLM-4.6V: 40.9 (#128)
| Benchmark | Chatgpt 4o Latest 20250326 | GLM-4.6V |
|---|---|---|
| LMArena Coding | 1413 | 1390 |
Reasoning Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 33.8 (#71), GLM-4.6V: 27.6 (#115)
| Benchmark | Chatgpt 4o Latest 20250326 | GLM-4.6V |
|---|---|---|
| LMArena Hard Prompts | 1424 | 1368 |
| Kagi LLM Benchmark | 75% | — |
Math Not comparable
Chatgpt 4o Latest 20250326: 38.6 (#134), GLM-4.6V: —
| Benchmark | Chatgpt 4o Latest 20250326 | GLM-4.6V |
|---|---|---|
| LMArena Math | 1407 | — |
Knowledge Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 39.2 (#137), GLM-4.6V: 38.0 (#149)
| Benchmark | Chatgpt 4o Latest 20250326 | GLM-4.6V |
|---|---|---|
| LMArena Expert | 1401 | 1371 |
| Confabulations | 16.6% | — |
Multimodal Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 39.6 (#58), GLM-4.6V: 34.8 (#90)
| Benchmark | Chatgpt 4o Latest 20250326 | GLM-4.6V |
|---|---|---|
| LMArena Vision | 1243 | 1164 |
Multilingual Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 52.9 (#76), GLM-4.6V: 48.6 (#141)
| Benchmark | Chatgpt 4o Latest 20250326 | GLM-4.6V |
|---|---|---|
| LMArena Non-English | 1419 | 1359 |
| LMArena Chinese | 1457 | 1425 |
| LMArena Russian | 1429 | 1340 |
| LMArena French | 1446 | — |
| LMArena German | 1423 | — |
| LMArena Japanese | 1405 | — |
| LMArena Korean | 1396 | — |
| LMArena Spanish | 1434 | — |
Instruction Following Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 74.0 (#107), GLM-4.6V: 71.4 (#151)
| Benchmark | Chatgpt 4o Latest 20250326 | GLM-4.6V |
|---|---|---|
| LMArena Instruction Following | 1403 | 1352 |
Long Context Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 43.1 (#107), GLM-4.6V: 41.3 (#143)
| Benchmark | Chatgpt 4o Latest 20250326 | GLM-4.6V |
|---|---|---|
| LMArena Longer Query | 1413 | 1358 |
Writing & Preference Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 62.6 (#72), GLM-4.6V: 56.6 (#137)
| Benchmark | Chatgpt 4o Latest 20250326 | GLM-4.6V |
|---|---|---|
| LMArena Text | 1429 | 1377 |
| LMArena Creative Writing | 1405 | 1347 |
| LMArena Multi-Turn | 1454 | 1360 |
| EQ-Bench Creative Writing | 1501 | — |
Frequently asked questions
Is Chatgpt 4o Latest 20250326 better than GLM-4.6V?
Chatgpt 4o Latest 20250326 is the stronger model overall, scoring 43.8 to 41.3 on the Noometry Index.
Is Chatgpt 4o Latest 20250326 or GLM-4.6V better for coding?
They score almost the same on coding (41.6 vs 40.9); test both on your own repository before choosing.
How many benchmarks do Chatgpt 4o Latest 20250326 and GLM-4.6V share?
12 benchmarks have published results for both models. Chatgpt 4o Latest 20250326 has 21 scored results on Noometry and GLM-4.6V has 12.