LLaMA 2 vs gpt-oss-120b
Meta LLaMA 2 | OpenAI gpt-oss-120b | |
|---|---|---|
| Overview | ||
| Company | Meta | OpenAI |
| Release date | Jul 18 2023 | Aug 5 2025 |
| Access | Open Weight | Open Weight |
| Benchmarks | ||
Nonsense detection BullshitBench v2Given a confidently-worded but nonsensical prompt, does the AI spot that it makes no sense and push back — instead of playing along and inventing an answer? The score is how often it clearly called out the nonsense. Higher is better. | — | 11% |
| Timeline | ||
| Release gap | LLaMA 2 shipped 749 days before gpt-oss-120b | |
Which is better: LLaMA 2 or gpt-oss-120b?
LLaMA 2 and gpt-oss-120b don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. LLaMA 2 shipped 749 days before gpt-oss-120b, so benchmark comparisons should account for the intervening progress.
Published specifications for these two models are limited — see each model page for the latest details.
Direct benchmark comparisons are unavailable — LLaMA 2 and gpt-oss-120b don't publish scores on any of the same benchmarks.
Frequently asked questions
LLaMA 2 was released by Meta on Jul 18 2023.
gpt-oss-120b was released by OpenAI on Aug 5 2025.
Other comparisons
LLaMA 2 vs Claude Sonnet 5gpt-oss-120b vs Claude Sonnet 5LLaMA 2 vs Gemini Omnigpt-oss-120b vs Gemini OmniLLaMA 2 vs Grok 4.5gpt-oss-120b vs Grok 4.5LLaMA 2 vs DeepSeek-V4-Progpt-oss-120b vs DeepSeek-V4-ProLLaMA 2 vs Mistral Medium 3.5gpt-oss-120b vs Mistral Medium 3.5LLaMA 2 vs Kimi K2.7 Codegpt-oss-120b vs Kimi K2.7 Code