{
 "id": "https://redfinchadvisory.com/lexicon/open-weights",
 "slug": "open-weights",
 "prefLabel": "Open weights",
 "altLabel": [
  "Open-weight model",
  "Open model"
 ],
 "hiddenLabel": [],
 "definition": "A model whose weights (numbers that the model learned in training) are published for anyone to download and run, usually without the training data or code, and under the vendor's license terms.",
 "scopeNote": "",
 "tier": "explain",
 "group": "What is AI",
 "broader": [
  "https://redfinchadvisory.com/lexicon/model"
 ],
 "narrower": [],
 "related": [
  {
   "id": "https://redfinchadvisory.com/lexicon/small-language-model",
   "type": "related"
  },
  {
   "id": "https://redfinchadvisory.com/lexicon/parameters",
   "type": "related"
  }
 ],
 "links": [
  {
   "id": "https://redfinchadvisory.com/lexicon/open-source-ai",
   "label": "stricter than",
   "direction": "in"
  },
  {
   "id": "https://redfinchadvisory.com/lexicon/sovereign-ai",
   "label": "often runs on",
   "direction": "in"
  },
  {
   "id": "https://redfinchadvisory.com/lexicon/foundation-model",
   "label": "is one way to release a",
   "direction": "out"
  }
 ],
 "modified": "2026-10-21",
 "markdown": "https://redfinchadvisory.com/lexicon/open-weights.md",
 "inScheme": {
  "id": "https://redfinchadvisory.com/lexicon",
  "version": "1.0",
  "currentAsOf": "2026-10-21"
 }
}