GLM 5 vs GPT-5.4 Mini
Head to head on 20 shared benchmarks, with price, context window, and release dates.
Benchmark scores
39evals · sort by any column, ⤢ to expand fullscreen
| Model | ||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| GLM 5 Zai | 62.9% | 1598elo | 70.9 | 16.4% | 66.6% | 7.6% | 55.2% | 82.7% | 71.2% | 73.6% | 67.9% | 55.3% | 77.5% | 83.5% | 69.1% | 38.3% | 70.0% | 39.4% | 23.4% | 97.4% | - | - | - | 7.9% | - | 24.7% | 97.9 | 48395 | 65.2% | - | - | - | 73.3 | 69.7% | 72.8% | 61.12 | - | - | - | 56.4% |
| GPT-5.4 Mini OpenAI | 60.9% | 1662elo | 73 | 28.3% | 60.6% | 5.9% | 38.8% | 80.3% | 70.9% | 71.6% | 70.9% | 60.3% | 71.5% | 78.6% | 72.5% | 39.6% | 71.2% | 18.2% | 48.0% | 23.4% | 37.0% | 21.2% | 3.9% | - | 45.4% | - | - | - | - | 63.5% | 21.0% | 50.8% | - | - | - | - | 61.7 | 39.6% | 54.2% | 48.4% |
2 / 2 models
| Attribute | GLM 5 Zai | GPT-5.4 Mini OpenAI |
|---|---|---|
| Description | GLM-5 is an AI model from Zai, released with open weights. | GPT-5.4 mini is an AI model from OpenAI. |
| Family | Glm | GPT |
| Params | - | - |
| Open weights | open | closed |
| License | mit | proprietary |
| Released | 11 Feb 2026 | 17 Mar 2026 |
| Context | 204,800 | 400,000 |
| Input $/1M | $1.00 | $0.75 |
| Output $/1M | $3.20 | $4.50 |
| Cache read $/1M | $0.120 | $0.075 |
| Cache write $/1M | - | - |
| Speed | 0 tok/s | 0 tok/s |
| Latency | 0.00 s | 0.00 s |
| Modalities | text | file, image, text |
| Providers | - | - |
| Publisher | Zai | OpenAI |
| Reported scores | GPQA Diamond66.6% (AA) Humanity's Last Exam (HLE)7.6% (AA) IFBench55.2% (AA) SciCode38.3% (AA) τ²-bench (Tau²-bench)97.4% (AA) |
FAQ
- Is GLM 5 or GPT-5.4 Mini better?
- Across the 20 benchmarks both models report on Sophon, GLM 5 leads on 11 of them. Which one is "better" depends on the benchmark - the table above shows every shared score.
- How do GLM 5 and GPT-5.4 Mini compare on GPQA Diamond?
- GLM 5 scores 66.6% and GPT-5.4 Mini scores 60.6% on GPQA Diamond.
- Which is cheaper, GLM 5 or GPT-5.4 Mini?
- GLM 5 is cheaper at $3.20 per million output tokens against $4.50 for GPT-5.4 Mini - about 1.4x.
- When were GLM 5 and GPT-5.4 Mini released?
- GLM 5 was released 11 Feb 2026 by Zai. GPT-5.4 Mini was released 17 Mar 2026 by OpenAI.
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