{
  "id": "llama-7b",
  "name": "LLaMA 7B",
  "developer": "Meta AI",
  "release_date": {
    "value": "2023-02-24",
    "source": "https://ai.meta.com/blog/large-language-model-llama-meta-ai/",
    "status": "recorded"
  },
  "weights_status": "open",
  "availability": {
    "value": "unknown",
    "checked": "2026-09-24",
    "source": "https://ai.meta.com/blog/large-language-model-llama-meta-ai/",
    "note": "Meta distributed LLaMA 1 weights by application form; no Meta-owned HF repo exists and the form's current state was not checked. Third-party copies (e.g. huggyllama/llama-7b) are re-uploads, not verified against the originals."
  },
  "license": {
    "value": "Non-commercial research license; gated access via application to Meta (no standalone public license-text URL located)",
    "source": "https://ai.meta.com/blog/large-language-model-llama-meta-ai/",
    "status": "partial"
  },
  "architecture": {
    "family": "decoder_only",
    "n_layers": {
      "value": 32,
      "source": "https://arxiv.org/abs/2302.13971",
      "status": "recorded"
    },
    "hidden_size": {
      "value": 4096,
      "source": "https://arxiv.org/abs/2302.13971",
      "status": "recorded"
    },
    "n_heads": {
      "value": 32,
      "source": "https://arxiv.org/abs/2302.13971",
      "status": "recorded"
    },
    "vocab_size": {
      "value": 32000,
      "source": "https://arxiv.org/abs/2302.13971",
      "status": "recorded"
    },
    "positional_encoding": {
      "value": "rotary (RoPE)",
      "source": "https://arxiv.org/abs/2302.13971",
      "status": "recorded"
    },
    "context_length": {
      "value": 2048,
      "source": "https://arxiv.org/abs/2302.13971",
      "status": "recorded"
    }
  },
  "training_data": {
    "value": "Fully disclosed mix: CommonCrawl, C4, GitHub, Wikipedia, Books (Gutenberg + Books3), ArXiv, StackExchange, with exact token-count table per source.",
    "source": "https://arxiv.org/abs/2302.13971",
    "status": "recorded"
  },
  "techniques": [
    "transformer-decoder",
    "rotary-position-embedding",
    "rmsnorm",
    "swiglu"
  ],
  "primary_sources": [
    "https://arxiv.org/abs/2302.13971",
    "https://ai.meta.com/blog/large-language-model-llama-meta-ai/"
  ],
  "record_history": [
    {
      "date": "2026-09-24",
      "change": "created from primary sources (paper, Meta AI blog post)",
      "by": "wilson-pruitt + claude"
    },
    {
      "date": "2026-09-24",
      "change": "availability checked and recorded",
      "by": "wilson-pruitt + claude"
    }
  ]
}