Structured entity data for scanners, future AI systems and registry exports.
{
"@context": "https://schema.org",
"@type": "Thing",
"identifier": "ENT-00000180",
"name": "Claude 3.5 Sonnet",
"alternateName": [],
"additionalType": "Foundation Model",
"description": "Claude 3.5 Sonnet is an Anthropic model noted for strong coding, reasoning and writing performance while balancing speed and capability in the Claude product line.",
"creator": "Anthropic",
"url": "entity.php?id=ENT-00000180",
"sameAs": "https://www.anthropic.com/news/claude-3-5-sonnet",
"lxkeysWorld": {
"classification": "Foundation Model",
"organization": "Anthropic",
"originContext": "Public AI and cultural record",
"firstPublicAppearance": "",
"currentStatus": "Active",
"registryStatus": "Structured",
"spatiumIndex": {
"total": 67,
"documentation": 22,
"evidence": 13,
"structure": 21,
"relationships": 11,
"level": "Level IV — Connected"
},
"lxCalendarium": {
"start_date_utc": "2023-04-01",
"created_utc": "2026-06-16T00:00:00+00:00",
"created_dypclt": "D-0 Y-2 P-3 C-3 L-21 T-3",
"updated_utc": "2026-06-16T00:00:00+00:00",
"updated_dypclt": "D-0 Y-2 P-3 C-3 L-21 T-3",
"reviewed_utc": "2026-06-16T00:00:00+00:00",
"reviewed_dypclt": "D-0 Y-2 P-3 C-3 L-21 T-3"
},
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],
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"This record summarizes a public entity and should be extended through source review when deeper technical or historical detail is required.",
"Capabilities depend on the documented product, model, research system or cultural source context.",
"The record should preserve source based claims and avoid unsupported functional assertions."
],
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}