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

LLaMA 3.2 vs GPT-4.5

Meta
LLaMA 3.2
OpenAI
GPT-4.5
Overview
CompanyMetaOpenAI
Release dateSep 25 2024Feb 27 2025
AccessOpen WeightProprietary
Specifications
Parameters
1B/3B
Timeline
Release gapLLaMA 3.2 shipped 155 days before GPT-4.5

Which is better: LLaMA 3.2 or GPT-4.5?

LLaMA 3.2 and GPT-4.5 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. LLaMA 3.2 shipped 155 days before GPT-4.5, so benchmark comparisons should account for the intervening progress.

LLaMA 3.2 is open weight, while GPT-4.5 is proprietary.

Direct benchmark comparisons are unavailable — LLaMA 3.2 and GPT-4.5 don't publish scores on any of the same benchmarks.

Frequently asked questions

LLaMA 3.2 was released by Meta on Sep 25 2024.

GPT-4.5 was released by OpenAI on Feb 27 2025.

LLaMA 3.2 is an open weight model released by Meta. GPT-4.5 is a proprietary model released by OpenAI.

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