AI Model Release Tracker - Timeline of Major AI Models from 2022-2026

LLaMA 1 vs o3-mini

Meta
LLaMA 1
OpenAI
o3-mini
Overview
CompanyMetaOpenAI
Release dateFeb 24 2023Jan 31 2025
AccessOpen WeightProprietary
Timeline
Release gapLLaMA 1 shipped 707 days before o3-mini

Which is better: LLaMA 1 or o3-mini?

LLaMA 1 and o3-mini don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. LLaMA 1 shipped 707 days before o3-mini, so benchmark comparisons should account for the intervening progress.

LLaMA 1 is open weight, while o3-mini is proprietary.

Direct benchmark comparisons are unavailable — LLaMA 1 and o3-mini don't publish scores on any of the same benchmarks.

Frequently asked questions

LLaMA 1 was released by Meta on Feb 24 2023.

o3-mini was released by OpenAI on Jan 31 2025.

LLaMA 1 is an open weight model released by Meta. o3-mini is a proprietary model released by OpenAI.

Other comparisons