LLaMA 4 Scout vs o3
Meta LLaMA 4 Scout | OpenAI o3 | |
|---|---|---|
| Overview | ||
| Company | Meta | OpenAI |
| Release date | Apr 5 2025 | Apr 16 2025 |
| Access | Open Weight | Proprietary |
| 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. | 19% | 26%Best |
| Timeline | ||
| Release gap | LLaMA 4 Scout shipped 11 days before o3 | |
Which is better: LLaMA 4 Scout or o3?
o3 leads LLaMA 4 Scout on 1 of the 1 benchmark they both report (BullshitBench v2). LLaMA 4 Scout shipped 11 days before o3, so benchmark comparisons should account for the intervening progress.
LLaMA 4 Scout is open weight, while o3 is proprietary.
On BullshitBench v2, o3 leads at 26% vs LLaMA 4 Scout at 19%.
Frequently asked questions
LLaMA 4 Scout was released by Meta on Apr 5 2025.
o3 was released by OpenAI on Apr 16 2025.
LLaMA 4 Scout is an open weight model released by Meta. o3 is a proprietary model released by OpenAI.
Other comparisons
LLaMA 4 Scout vs Claude Sonnet 5o3 vs Claude Sonnet 5LLaMA 4 Scout vs Gemini Omnio3 vs Gemini OmniLLaMA 4 Scout vs Grok 4.5o3 vs Grok 4.5LLaMA 4 Scout vs DeepSeek-V4-Proo3 vs DeepSeek-V4-ProLLaMA 4 Scout vs Mistral Medium 3.5o3 vs Mistral Medium 3.5LLaMA 4 Scout vs Kimi K2.7 Codeo3 vs Kimi K2.7 Code