Gemini 3.1 Pro Preview vs gpt-oss-120b
Head to head on 18 shared benchmarks, with price, context window, and release dates.
Benchmark scores
61evals · sort by any column, ⤢ to expand fullscreen
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| Gemini 3.1 Pro Preview Google (Alphabet Inc.) | 64.5% | 20.0% | 1491elo | 68.2 | 94.1% | 47.0% | 77.1% | 82.4% | 76.5% | 78.5% | 79.1% | 85.4% | 91.0% | 84.0% | 58.7% | 72.9% | 53.8% | 95.6% | - | - | 76.8% | 12.3% | - | - | 26.5% | 2 | 73.1% | 22.8% | 1142elo | 43.0% | 36.9% | 42.5% | 16.7% | 1314elo | 93.2% | 15.1% | - | 84.4% | 0.0% | - | - | - | 86.3% | 59.1% | 76.1% | - | - | 69.4% | 76.2% | 26.0% | 48.7% | 72.7% | - | - | 54.2% | 70.7% | - | 79.4 | 33.4% | 56.1% | 32.0% | 58.7% |
| gpt-oss-120b OpenAI | 58.2% | 11.0% | 961elo | 35.8 | 78.2% | 19.6% | 69.0% | 51.0% | 60.2% | 38.8% | 50.3% | 48.6% | 68.9% | 39.2% | 34.0% | 71.6% | 23.5% | 65.8% | 41.8% | 93.4% | - | - | 38.9% | 7.6% | - | - | - | - | - | - | - | - | - | - | - | - | 57.6 | - | - | 87.8% | 1.62 | 1.53 | - | - | - | 80.0% | 80.8% | - | - | - | - | - | 97.9% | 26.0% | - | - | 65.6% | - | - | - | - | 54.1% |
2 / 2 models
| Attribute | Gemini 3.1 Pro Preview Google (Alphabet Inc.) | gpt-oss-120b OpenAI |
|---|---|---|
| Description | Gemini 3.1 Pro Preview is an AI model from Google (Alphabet Inc.). | GPT-Oss 120b is an AI model from OpenAI, released with open weights. |
| Family | Gemini | GPT |
| Params | - | - |
| Open weights | - | open |
| License | - | apache-2.0 |
| Released | 19 Feb 2026 | 5 Aug 2025 |
| Context | 1,048,576 | 131,072 |
| Input $/1M | $2.00 | $0.15 |
| Output $/1M | $12.00 | $0.59 |
| Cache read $/1M | $0.200 | $0.075 |
| Cache write $/1M | $0.375 | - |
| Speed | 118 tok/s | 209 tok/s |
| Latency | 15.11 s | 0.51 s |
| Modalities | audio, file, image, text, video | text |
| Providers | - | - |
| Publisher | Google (Alphabet Inc.) | OpenAI |
| Reported scores | GPQA Diamond94.1% (AA) Humanity's Last Exam (HLE)47.0% (AA) IFBench77.1% (AA) τ²-bench (Tau²-bench)95.6% (AA) Terminal-Bench (Hard)53.8% (AA) | GPQA Diamond78.2% (AA) Humanity's Last Exam (HLE)19.6% (AA) LiveCodeBench87.8% (AA) MMLU-Pro80.8% (AA) SciCode34.0% (AA) |
FAQ
- Is Gemini 3.1 Pro Preview or gpt-oss-120b better?
- Across the 18 benchmarks both models report on Sophon, Gemini 3.1 Pro Preview leads on 18 of them. Which one is "better" depends on the benchmark - the table above shows every shared score.
- How do Gemini 3.1 Pro Preview and gpt-oss-120b compare on GPQA Diamond?
- Gemini 3.1 Pro Preview scores 94.1% and gpt-oss-120b scores 78.2% on GPQA Diamond.
- Which is cheaper, Gemini 3.1 Pro Preview or gpt-oss-120b?
- gpt-oss-120b is cheaper at $0.59 per million output tokens against $12.00 for Gemini 3.1 Pro Preview - about 20.3x.
- When were Gemini 3.1 Pro Preview and gpt-oss-120b released?
- Gemini 3.1 Pro Preview was released 19 Feb 2026 by Google (Alphabet Inc.). gpt-oss-120b was released 5 Aug 2025 by OpenAI.
Other head-to-heads
56Gemini 3.1 Pro Preview vs GPT-5.541 shared evalsClaude Opus 4.8 vs Gemini 3.1 Pro Preview38 shared evalsClaude Fable 5 vs Gemini 3.1 Pro Preview36 shared evalsGemini 3.1 Pro Preview vs GPT-5.434 shared evalsClaude Sonnet 4.6 vs Gemini 3.1 Pro Preview32 shared evalsGemini 3.1 Pro Preview vs GLM 5.132 shared evalsClaude Opus 4.6 vs Gemini 3.1 Pro Preview31 shared evalsClaude Opus 4.7 vs Gemini 3.1 Pro Preview31 shared evalsGemini 3.1 Pro Preview vs Kimi K2.530 shared evalsGemini 3.1 Pro Preview vs GPT-5.4 Mini30 shared evalsGemini 3.1 Pro Preview vs GPT-5.229 shared evalsClaude Opus 4.5 vs Gemini 3.1 Pro Preview28 shared evalsClaude Sonnet 4.5 vs Gemini 3.1 Pro Preview27 shared evalsGemini 3.1 Pro Preview vs GPT-5 Mini27 shared evalsGemini 3.1 Pro Preview vs Qwen3.6 Plus27 shared evalsGPT-5 Mini vs gpt-oss-120b25 shared evalsGemini 3.1 Pro Preview vs Grok 4.1 Fast25 shared evalsDeepSeek V3.2 vs Gemini 3.1 Pro Preview24 shared evalsClaude Sonnet 4.5 vs gpt-oss-120b23 shared evalsClaude 4 Sonnet vs Gemini 3.1 Pro Preview23 shared evalsDeepSeek V3.2 vs gpt-oss-120b23 shared evalsGemini 3.1 Pro Preview vs GPT-5 Nano22 shared evalsGPT-5 Nano vs gpt-oss-120b22 shared evalsGPT-5.2 vs gpt-oss-120b22 shared evalsGemini 3.1 Pro Preview vs GLM 4.721 shared evalsClaude Opus 4.5 vs gpt-oss-120b21 shared evalsClaude 4 Sonnet vs gpt-oss-120b21 shared evalsGemini 2.5 Pro vs Gemini 3.1 Pro Preview20 shared evalsgpt-oss-120b vs Grok 4.1 Fast20 shared evalsGLM 4.7 vs gpt-oss-120b20 shared evalsGemini 3.1 Pro Preview vs GPT-519 shared evalsGPT-5.5 vs gpt-oss-120b19 shared evalsClaude Opus 4.6 vs gpt-oss-120b19 shared evalsgpt-oss-120b vs Kimi K2.519 shared evalsGLM 5.1 vs gpt-oss-120b19 shared evalsGemini 2.5 Pro vs gpt-oss-120b19 shared evalsClaude Opus 4.8 vs gpt-oss-120b18 shared evalsClaude Fable 5 vs gpt-oss-120b18 shared evalsGPT-5.4 vs gpt-oss-120b18 shared evalsClaude Sonnet 4.6 vs gpt-oss-120b18 shared evalsClaude Opus 4.7 vs gpt-oss-120b18 shared evalsGPT-5 vs gpt-oss-120b17 shared evalsGPT-4o vs gpt-oss-120b17 shared evalsGPT-5.4 Mini vs gpt-oss-120b17 shared evalsGemini 3.1 Pro Preview vs GPT-6 Astra16 shared evalsGPT-4.1 vs gpt-oss-120b16 shared evalsgpt-oss-120b vs Qwen3.6 Plus16 shared evalsGPT-4.1 Mini vs gpt-oss-120b15 shared evalsGPT-4o-mini vs gpt-oss-120b15 shared evalsGemini 3.1 Pro Preview vs GPT-4o14 shared evalsGPT-4.1 Nano vs gpt-oss-120b14 shared evalsGemini 3.1 Pro Preview vs GPT-4.113 shared evalsGemini 3.1 Pro Preview vs GPT-4.1 Mini12 shared evalsGemini 3.1 Pro Preview vs GPT-4o-mini12 shared evalsGemini 3.1 Pro Preview vs GPT-4.1 Nano12 shared evalsGPT-6 Astra vs gpt-oss-120b6 shared evals
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