GPT-4.1 vs gpt-oss-120b
Head to head on 16 shared benchmarks, with price, context window, and release dates.
Benchmark scores
53evals · sort by any column, ⤢ to expand fullscreen
| Model | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| gpt-oss-120b OpenAI | 41.8% | 66.7% | 58.2% | 959elo | 67.2% | 5.9% | 58.3% | 70.7% | 1.62 | 1.53 | 77.5% | 36.0% | 26.0% | 71.6% | 5.3% | 45.0% | - | - | - | - | 38.9% | 7.6% | - | - | - | 13.0% | - | 35.8 | - | - | 57.6 | 51.0% | 60.2% | 38.8% | 50.3% | 48.6% | 68.9% | 39.2% | - | - | - | - | - | 80.0% | - | - | - | 97.9% | - | - | 65.6% | - | - | 49.6% |
| GPT-4.1 OpenAI | 52.4% | 34.7% | 63.1% | 1417elo | 66.6% | 4.2% | 43.0% | 45.7% | 0.49 | 0.49 | 80.6% | 38.1% | 39.6% | 75.1% | 13.6% | 47.1% | 0.0% | 43.7% | 26.7% | 61.5% | - | - | 1.64 | 83.7% | 1.55 | - | 12.4% | - | 5.5% | 60.9% | - | - | - | - | - | - | - | - | 70.8% | 91.3% | 32.1% | 32.1% | 69.4% | - | 50.5% | 65.9% | 8.57 | - | 31.1% | 10.0% | - | 92.0% | 92.0% | 48.0% |
2 / 2 models
| Attribute | GPT-4.1 OpenAI | gpt-oss-120b OpenAI |
|---|---|---|
| Description | GPT-4.1 is an AI model from OpenAI. | GPT-Oss 120b is an AI model from OpenAI, released with open weights. |
| Family | GPT | GPT |
| Params | - | - |
| Open weights | closed | open |
| License | proprietary | apache-2.0 |
| Released | 14 Apr 2025 | 5 Aug 2025 |
| Context | 1,047,576 | 131,072 |
| Input $/1M | $2.00 | $0.15 |
| Output $/1M | $8.00 | $0.60 |
| Cache read $/1M | $0.500 | $0.030 |
| Cache write $/1M | - | - |
| Speed | 0 tok/s | 186 tok/s |
| Latency | 0.00 s | 0.50 s |
| Modalities | image, text, file | text |
| Providers | - | - |
| Publisher | OpenAI | OpenAI |
| Reported scores | ScholarSearch8.57 Social Sciences & Humanities (%) GPQA Diamond66.6% (AA) Humanity's Last Exam (HLE)4.2% (AA) IFBench43.0% (AA) | GPQA Diamond67.2% (AA) Humanity's Last Exam (HLE)5.9% (AA) LiveCodeBench70.7% (AA) MMLU-Pro77.5% (AA) SciCode36.0% (AA) |
FAQ
- Is GPT-4.1 or gpt-oss-120b better?
- Across the 16 benchmarks both models report on Sophon, GPT-4.1 leads on 9 of them. Which one is "better" depends on the benchmark - the table above shows every shared score.
- How do GPT-4.1 and gpt-oss-120b compare on GPQA Diamond?
- GPT-4.1 scores 66.6% and gpt-oss-120b scores 67.2% on GPQA Diamond.
- Which is cheaper, GPT-4.1 or gpt-oss-120b?
- gpt-oss-120b is cheaper at $0.60 per million output tokens against $8.00 for GPT-4.1 - about 13.3x.
- When were GPT-4.1 and gpt-oss-120b released?
- GPT-4.1 was released 14 Apr 2025 by OpenAI. gpt-oss-120b was released 5 Aug 2025 by OpenAI.
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