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

LLaMA 1 vs GPT-5.6 Terra

Meta
LLaMA 1
OpenAI
GPT-5.6 Terra
Overview
CompanyMetaOpenAI
Release dateFeb 24 2023Jun 26 2026
AccessOpen WeightProprietary
Timeline
Release gapLLaMA 1 shipped 1218 days before GPT-5.6 Terra

Which is better: LLaMA 1 or GPT-5.6 Terra?

LLaMA 1 and GPT-5.6 Terra don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. LLaMA 1 shipped 1218 days before GPT-5.6 Terra, so benchmark comparisons should account for the intervening progress.

LLaMA 1 is open weight, while GPT-5.6 Terra is proprietary.

Direct benchmark comparisons are unavailable — LLaMA 1 and GPT-5.6 Terra don't publish scores on any of the same benchmarks.

Frequently asked questions

LLaMA 1 was released by Meta on Feb 24 2023.

GPT-5.6 Terra was released by OpenAI on Jun 26 2026.

LLaMA 1 is an open weight model released by Meta. GPT-5.6 Terra is a proprietary model released by OpenAI.

Other comparisons