LLaMA 2 vs o1-pro
Meta LLaMA 2 | OpenAI o1-pro | |
|---|---|---|
| Overview | ||
| Company | Meta | OpenAI |
| Release date | Jul 18 2023 | Mar 19 2025 |
| Access | Open Weight | Proprietary |
| Timeline | ||
| Release gap | LLaMA 2 shipped 610 days before o1-pro | |
Which is better: LLaMA 2 or o1-pro?
LLaMA 2 and o1-pro don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. LLaMA 2 shipped 610 days before o1-pro, so benchmark comparisons should account for the intervening progress.
LLaMA 2 is open weight, while o1-pro is proprietary.
Direct benchmark comparisons are unavailable — LLaMA 2 and o1-pro don't publish scores on any of the same benchmarks.
Frequently asked questions
LLaMA 2 was released by Meta on Jul 18 2023.
o1-pro was released by OpenAI on Mar 19 2025.
LLaMA 2 is an open weight model released by Meta. o1-pro is a proprietary model released by OpenAI.