Structured entry data for human tools, AI systems and machine clients.
{
"@context": [
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{
"lxw": "https://lxkeys.world/schema/"
}
],
"@type": "Thing",
"identifier": "ENT-00001903",
"name": "MYCIN",
"alternateName": [],
"additionalType": {
"category": "AI Systems",
"type": "Historical AI System",
"subtype": "",
"lxkeysEntity": false
},
"description": "MYCIN is a historical AI system associated with Stanford University, classified in LXKeys.world as Historical AI System.",
"creator": "Stanford University",
"url": "https://lxkeys.world/entry.php?id=ENT-00001903&lang=en",
"sameAs": "https://exhibits.stanford.edu/feigenbaum/catalog/rs680gk7853",
"image": "",
"lxkeysWorld": {
"worldId": "ENT-00001903",
"kind": "AI Systems",
"type": "Historical AI System",
"subtype": "",
"classification": "Historical AI System",
"organization": "Stanford University",
"originContext": "Public AI and technical record",
"firstPublicAppearance": "1972",
"currentStatus": "Historical",
"documentationStatus": "Documented",
"documentationIndex": {
"total": 82,
"documentation": 25,
"evidence": 21,
"structure": 25,
"relationships": 11,
"level": "Level V Persistent"
},
"lxCalendarium": {
"start_date_utc": "2023-04-01",
"created_utc": "2026-06-16T23:59:29+00:00",
"created_dypclt": "D-0 Y-2 P-3 C-3 L-21 T-3",
"updated_utc": "2026-06-16T23:59:29+00:00",
"updated_dypclt": "D-0 Y-2 P-3 C-3 L-21 T-3"
},
"facts": [],
"capabilities": [
"Historical AI reference",
"Symbolic reasoning",
"Cultural and technical context"
],
"limitations": [
"The system is documented primarily for historical significance and may no longer be maintained, accessible or representative of current AI practice.",
"Reconstructions and later summaries can differ from the original hardware, software and experimental conditions.",
"Performance should be interpreted in the historical context and evaluation methods of its period."
],
"tags": [
"Historical AI",
"Research System",
"Symbolic AI"
],
"timeline": [
{
"date": "1972",
"title": "Initial development or public milestone",
"description": "MYCIN entered the documented public record in 1972. This event is retained at the precision supported by the Entry’s reviewed source history.",
"source_url": "https://exhibits.stanford.edu/feigenbaum/catalog/rs680gk7853",
"verification_status": "source_backed_official"
}
],
"relationships": [
{
"target": "Stanford University",
"type": "Associated organization",
"description": "MYCIN is associated with Stanford University through its documented source context.",
"evidence_level": "documentary"
}
],
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"label": "Canonical official source",
"url": "https://exhibits.stanford.edu/feigenbaum/catalog/rs680gk7853",
"source_type": "Official Source",
"verification_status": "verified",
"authority": "OFFICIAL",
"role": "primary",
"update_enabled": true,
"authority_basis": "curated-corpus-refresh-2026-09-08"
},
{
"label": "Encyclopaedic or official reference",
"url": "https://en.wikipedia.org/wiki/MYCIN",
"source_type": "Encyclopaedic Reference",
"verification_status": "verified",
"authority": "SECONDARY",
"role": "reference",
"update_enabled": false,
"authority_basis": "curated-corpus-refresh-2026-09-08"
}
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}