Open-Weight LineageMeta AIMeta

Meta AI releases LLaMA 1 (7B/13B/33B/65B) for vetted non-commercial research

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Released LLaMA 1 (7B/13B/33B/65B) under a vetting process, for non-commercial research only

Why it matters

The first large attempt to distribute frontier-class weights after vetting

Source — Primary sources first; secondary reports are labelled “Press”

Officialai.meta.comhttps://ai.meta.com/blog/large-language-model-llama-meta-ai/

Added in Week 35, 2026 · See that week

On the map — ⑨ Open-Weight Lineage line

  1. Previous stopHyperCLOVA
  2. This record · stopLLaMA 1
  3. Next stopLlama 2
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In the model family tree — Llama family · 12 versions

  1. Earlier versionThe first version in this branch
  2. This recordLLaMA 1
  3. Later versionLlama 2
See the whole Llama family

Nearby on the same axis

LLaMA weights leak via torrentPressAlpaca 7BOfficialVicuna-13BOfficialMeta releases Llama 2 — commercial use allowed, but under a Community LicensePress