LLaMA 3.2 vs o3
Meta LLaMA 3.2 | OpenAI o3 | |
|---|---|---|
| Overview | ||
| Company | Meta | OpenAI |
| Release date | Sep 25 2024 | Apr 16 2025 |
| Access | Open Weight | Proprietary |
| Specifications | ||
Parameters | 1B/3B | — |
| 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. | — | 26% |
| Timeline | ||
| Release gap | LLaMA 3.2 shipped 203 days before o3 | |
Which is better: LLaMA 3.2 or o3?
LLaMA 3.2 and o3 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. LLaMA 3.2 shipped 203 days before o3, so benchmark comparisons should account for the intervening progress.
LLaMA 3.2 is open weight, while o3 is proprietary.
Direct benchmark comparisons are unavailable — LLaMA 3.2 and o3 don't publish scores on any of the same benchmarks.
Frequently asked questions
LLaMA 3.2 was released by Meta on Sep 25 2024.
o3 was released by OpenAI on Apr 16 2025.
LLaMA 3.2 is an open weight model released by Meta. o3 is a proprietary model released by OpenAI.