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LLaMA 2

Meta AI (FAIR) › Model Releases › llama-2

Record Metadata

Record Key	`llama-2`
Entity	Meta AI (FAIR)
Collection	Model Releases(4 records total)
Schema	AI model releases in chronological order.
YAML File	`packages/kb/data/things/tt0f5PYDCw.yaml`

Fields

Name	LLaMA 2
Released	Jul 2023
Description	Open-weight release (7B-70B params) with commercial license
Source	ai.meta.com↗
Notes	Trained on 2T tokens; partnership with Microsoft for Azure distribution

Other Records in Model Releases (3)

Key	Name	Released	Description
llama	LLaMA	Feb 2023	First LLaMA model family (7B-65B params); initially restricted release, later leaked
llama-3	LLaMA 3	Apr 2024	Major upgrade (8B, 70B params); 405B released July 2024
llama-4	Llama 4	Apr 2025	Next-generation open-weight models with mixture-of-experts architecture

Record: llama-2 | Longterm Wiki