{
  "id": "vicuna-7b-v1-3",
  "name": "Vicuna 7B v1.3",
  "identifiers": {
    "huggingface": [
      "lmsys/vicuna-7b-v1.3"
    ]
  },
  "developer": "LMSYS",
  "release_date": {
    "value": "2023-06-22",
    "source": "https://github.com/lm-sys/FastChat/blob/main/docs/vicuna_weights_version.md",
    "status": "recorded"
  },
  "weights_status": "open",
  "availability": {
    "value": "available",
    "checked": "2026-09-24",
    "source": "https://huggingface.co/lmsys/vicuna-7b-v1.3"
  },
  "license": {
    "value": "Non-commercial license (model card). Blog: subject to the LLaMA model license, OpenAI's Terms of Use for generated data, and ShareGPT's privacy practices.",
    "source": "https://huggingface.co/lmsys/vicuna-7b-v1.3",
    "status": "recorded"
  },
  "architecture": {
    "family": "decoder_only",
    "n_layers": {
      "value": 32,
      "source": "https://huggingface.co/lmsys/vicuna-7b-v1.3/raw/236eeeab96f0dc2e463f2bebb7bb49809279c6d6/config.json",
      "status": "recorded"
    },
    "hidden_size": {
      "value": 4096,
      "source": "https://huggingface.co/lmsys/vicuna-7b-v1.3/raw/236eeeab96f0dc2e463f2bebb7bb49809279c6d6/config.json",
      "status": "recorded"
    },
    "n_heads": {
      "value": 32,
      "source": "https://huggingface.co/lmsys/vicuna-7b-v1.3/raw/236eeeab96f0dc2e463f2bebb7bb49809279c6d6/config.json",
      "status": "recorded"
    },
    "vocab_size": {
      "value": 32000,
      "source": "https://huggingface.co/lmsys/vicuna-7b-v1.3/raw/236eeeab96f0dc2e463f2bebb7bb49809279c6d6/config.json",
      "status": "recorded"
    },
    "positional_encoding": {
      "value": "rotary (RoPE)",
      "source": "https://huggingface.co/lmsys/vicuna-7b-v1.3/raw/236eeeab96f0dc2e463f2bebb7bb49809279c6d6/config.json",
      "status": "recorded"
    },
    "context_length": {
      "value": 2048,
      "source": "https://huggingface.co/lmsys/vicuna-7b-v1.3/raw/236eeeab96f0dc2e463f2bebb7bb49809279c6d6/config.json",
      "status": "recorded"
    },
    "note": "v1.3 released merged weights directly (earlier versions were deltas over LLaMA)."
  },
  "training_data": {
    "value": "~125K conversations collected from ShareGPT.com (model card), a site 'where users can share their ChatGPT conversations' (LMSYS blog). v1.3: twice the ShareGPT data of earlier versions.",
    "source": "https://huggingface.co/lmsys/vicuna-7b-v1.3",
    "status": "partial"
  },
  "techniques": [
    "instruction-tuning"
  ],
  "primary_sources": [
    "https://lmsys.org/blog/2023-03-30-vicuna/",
    "https://github.com/lm-sys/FastChat/blob/main/docs/vicuna_weights_version.md",
    "https://huggingface.co/lmsys/vicuna-7b-v1.3",
    "https://huggingface.co/lmsys/vicuna-7b-v1.3/raw/236eeeab96f0dc2e463f2bebb7bb49809279c6d6/config.json"
  ],
  "record_history": [
    {
      "date": "2026-09-24",
      "change": "created from primary sources (Phase 1 seed, batch 1)",
      "by": "wilson-pruitt + claude"
    },
    {
      "date": "2026-09-24",
      "change": "availability checked and recorded",
      "by": "wilson-pruitt + claude"
    }
  ]
}