GPT-5.4 Mini vs GPT-5 Nano
Head to head on 20 shared benchmarks, with price, context window, and release dates.
Benchmark scores
59evals · sort by any column, ⤢ to expand fullscreen
| Model | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| GPT-5.4 Mini OpenAI | 1662elo | 73 | 28.3% | 60.6% | 5.9% | 38.8% | 70.9% | 71.6% | 70.9% | 60.3% | 71.5% | 78.6% | 72.5% | 63.5% | 21.0% | 50.8% | 39.6% | 71.2% | 18.2% | 23.4% | - | - | 37.0% | - | - | - | 60.9% | 21.2% | 3.9% | - | 45.4% | - | - | - | 80.3% | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 61.7 | - | 39.6% | 54.2% | - | - | 48.0% | - | - | - | 48.4% |
| GPT-5 Nano OpenAI | 703elo | 28 | 8.3% | 42.8% | 4.0% | 32.5% | 52.8% | 62.4% | 43.4% | 55.7% | 46.8% | 68.4% | 40.3% | 53.6% | 12.0% | 30.4% | 29.1% | 67.4% | 6.8% | 25.7% | 0.0% | 27.3% | - | 0.25 | 0.21 | 6.7% | - | - | - | 10.0% | - | 78.2% | 1.18 | 100.0% | - | 47.0% | 1.38 | 1.38 | 100.0% | 100.0% | 26.7% | 30.4% | 72.9% | 55.6% | 100.0% | 0.0% | 0.0% | 1.72 | 34.8% | - | 29.7% | - | - | 20.41 | -6.67 | - | 82.0% | 82.0% | 40.0% | 43.7% |
2 / 2 models
| Attribute | GPT-5.4 Mini OpenAI | GPT-5 Nano OpenAI |
|---|---|---|
| Description | GPT-5.4 mini is an AI model from OpenAI. | GPT-5 nano is an AI model from OpenAI. |
| Family | GPT | GPT |
| Params | - | - |
| Open weights | closed | closed |
| License | proprietary | proprietary |
| Released | 17 Mar 2026 | 7 Aug 2025 |
| Context | 400,000 | 400,000 |
| Input $/1M | $0.75 | $0.05 |
| Output $/1M | $4.50 | $0.40 |
| Cache read $/1M | $0.075 | $0.005 |
| Cache write $/1M | - | - |
| Speed | 0 tok/s | 0 tok/s |
| Latency | 0.00 s | 0.00 s |
| Modalities | file, image, text | text, image, file |
| Providers | - | - |
| Publisher | OpenAI | OpenAI |
| Reported scores |
FAQ
- Is GPT-5.4 Mini or GPT-5 Nano better?
- Across the 20 benchmarks both models report on Sophon, GPT-5.4 Mini leads on 19 of them. Which one is "better" depends on the benchmark - the table above shows every shared score.
- How do GPT-5.4 Mini and GPT-5 Nano compare on GPQA Diamond?
- GPT-5.4 Mini scores 60.6% and GPT-5 Nano scores 42.8% on GPQA Diamond.
- Which is cheaper, GPT-5.4 Mini or GPT-5 Nano?
- GPT-5 Nano is cheaper at $0.40 per million output tokens against $4.50 for GPT-5.4 Mini - about 11.3x.
- When were GPT-5.4 Mini and GPT-5 Nano released?
- GPT-5.4 Mini was released 17 Mar 2026 by OpenAI. GPT-5 Nano was released 7 Aug 2025 by OpenAI.
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