GPT-4o-mini vs GPT-5 Nano
Head to head on 16 shared benchmarks, with price, context window, and release dates.
Benchmark scores
69evals · sort by any column, ⤢ to expand fullscreen
| Model | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| GPT-5 Nano OpenAI | 83.7% | 6.7% | 705elo | 67.6% | 9.5% | 67.6% | 52.8% | 62.4% | 55.7% | 46.8% | 78.9% | 78.0% | 53.6% | 100.0% | 36.6% | 67.4% | - | 0.0% | - | - | - | 0.25 | 0.21 | - | - | 10.0% | - | 28 | 78.2% | 8.3% | 1.18 | 100.0% | - | - | - | - | 43.4% | 68.4% | 40.3% | 1.38 | 1.38 | 100.0% | 100.0% | - | 26.7% | 30.4% | - | 72.9% | 0.0% | 0.0% | 12.0% | 30.4% | - | 1.72 | 34.8% | - | 12.1% | 29.7% | - | 20.41 | -6.67 | - | - | - | 82.0% | 82.0% | 40.0% | - | 36.5% | 48.9% |
| GPT-4o-mini OpenAI | 14.7% | 0.0% | 873elo | 42.6% | 4.2% | 31.0% | 47.2% | 43.0% | 65.8% | 32.9% | 23.4% | 64.8% | 54.5% | 78.0% | 22.9% | 60.5% | 16.7% | - | 3.6% | 11.7% | 50.7% | - | - | 0.29 | 45.5% | - | 0.0% | - | - | - | - | - | 0.0% | 1.54 | 0.0% | 72.0% | - | - | - | - | - | - | - | 78.9% | - | - | 62.8% | - | - | - | - | - | 3.81 | - | - | 100.0% | - | - | 0.36 | - | - | 0.78 | 83.3% | 54.5% | - | - | - | 22.5% | - | 39.6% |
2 / 2 models
| Attribute | GPT-4o-mini OpenAI | GPT-5 Nano OpenAI |
|---|---|---|
| Description | GPT-4o 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 | 18 Jul 2024 | 7 Aug 2025 |
| Context | 128,000 | 400,000 |
| Input $/1M | $0.15 | $0.05 |
| Output $/1M | $0.60 | $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 | text, image, file | text, image, file |
| Providers | - | - |
| Publisher | OpenAI | OpenAI |
| Reported scores |
FAQ
- Is GPT-4o-mini or GPT-5 Nano better?
- Across the 16 benchmarks both models report on Sophon, GPT-5 Nano leads on 13 of them. Which one is "better" depends on the benchmark - the table above shows every shared score.
- How do GPT-4o-mini and GPT-5 Nano compare on GPQA Diamond?
- GPT-4o-mini scores 42.6% and GPT-5 Nano scores 67.6% on GPQA Diamond.
- Which is cheaper, GPT-4o-mini or GPT-5 Nano?
- GPT-5 Nano is cheaper at $0.40 per million output tokens against $0.60 for GPT-4o-mini - about 1.5x.
- When were GPT-4o-mini and GPT-5 Nano released?
- GPT-4o-mini was released 18 Jul 2024 by OpenAI. GPT-5 Nano was released 7 Aug 2025 by OpenAI.
Other head-to-heads
56GPT-5 Mini vs GPT-5 Nano38 shared evalsClaude Sonnet 4.5 vs GPT-5 Nano31 shared evalsGPT-5 vs GPT-5 Nano28 shared evalsGPT-4.1 Mini vs GPT-5 Nano26 shared evalsGPT-5 Nano vs GPT-5.226 shared evalsClaude Opus 4.5 vs GPT-5 Nano26 shared evalsClaude 4 Sonnet vs GPT-5 Nano25 shared evalsGemini 2.5 Pro vs GPT-5 Nano24 shared evalsGPT-5 Nano vs Grok 4.1 Fast24 shared evalsGPT-5 Nano vs GPT-5.523 shared evalsClaude Opus 4.6 vs GPT-5 Nano23 shared evalsGLM 4.7 vs GPT-5 Nano23 shared evalsGPT-4.1 Mini vs GPT-4o-mini22 shared evalsGemini 3.1 Pro Preview vs GPT-5 Nano22 shared evalsClaude Opus 4.8 vs GPT-5 Nano22 shared evalsGPT-5 Nano vs GPT-5.422 shared evalsGPT-5 Nano vs Kimi K2.522 shared evalsClaude Opus 4.7 vs GPT-5 Nano22 shared evalsDeepSeek V3.2 vs GPT-5 Nano22 shared evalsGPT-4.1 Nano vs GPT-5 Nano22 shared evalsGPT-5 Nano vs gpt-oss-120b22 shared evalsClaude Fable 5 vs GPT-5 Nano21 shared evalsGLM 5.1 vs GPT-5 Nano21 shared evalsGPT-4o vs GPT-4o-mini21 shared evalsGPT-4.1 vs GPT-5 Nano20 shared evalsClaude Sonnet 4.6 vs GPT-5 Nano20 shared evalsGPT-5.4 Mini vs GPT-5 Nano20 shared evalsGPT-5 Nano vs Qwen3.6 Plus19 shared evalsGemini 2.5 Pro vs GPT-4o-mini19 shared evalsGPT-4o-mini vs GPT-5 Mini18 shared evalsGPT-4o vs GPT-5 Nano18 shared evalsClaude 4 Sonnet vs GPT-4o-mini18 shared evalsClaude Sonnet 4.5 vs GPT-4o-mini17 shared evalsGPT-4.1 Nano vs GPT-4o-mini17 shared evalsGPT-4o-mini vs GPT-516 shared evalsGPT-4.1 vs GPT-4o-mini16 shared evalsGPT-4o-mini vs GPT-5.215 shared evalsClaude Opus 4.5 vs GPT-4o-mini15 shared evalsDeepSeek V3.2 vs GPT-4o-mini15 shared evalsGPT-4o-mini vs Grok 4.1 Fast15 shared evalsGPT-4o-mini vs gpt-oss-120b15 shared evalsGLM 4.7 vs GPT-4o-mini14 shared evalsGPT-4o-mini vs GPT-5.513 shared evalsGemini 3.1 Pro Preview vs GPT-4o-mini12 shared evalsClaude Opus 4.8 vs GPT-4o-mini12 shared evalsClaude Fable 5 vs GPT-4o-mini12 shared evalsClaude Opus 4.6 vs GPT-4o-mini12 shared evalsGPT-4o-mini vs GPT-5.412 shared evalsGPT-4o-mini vs Kimi K2.512 shared evalsClaude Sonnet 4.6 vs GPT-4o-mini12 shared evalsGLM 5.1 vs GPT-4o-mini12 shared evalsClaude Opus 4.7 vs GPT-4o-mini12 shared evalsGPT-4o-mini vs GPT-5.4 Mini12 shared evalsGPT-4o-mini vs Qwen3.6 Plus11 shared evalsGPT-5 Nano vs GPT-6 Astra10 shared evalsGPT-4o-mini vs GPT-6 Astra4 shared evals
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