L
ENT-00002005 · AI Infrastructure

Letta

Letta is a framework / tooling system associated with Letta.

Level V — PersistentActiveDocumented
Human readable record

Overview

Letta is an AI infrastructure or development system associated with Letta. It is documented as stateful agent framework derived from MemGPT.

Timeline

  1. 2024Public release or publication

    Letta appears in public documentation or research records associated with Letta.

Capabilities

AI development infrastructureFramework or tooling documentationDeveloper workflow supportPublic source anchoringRelationship graph compatibility

Known limitations

Capabilities depend on software version, installation context and supported integrations.Project scope can change through releases and community development.
Technical and registry detail

Technical description

Structured infrastructure record for Letta. The technical layer identifies the framework or tooling role, developer organization, source repository or documentation page, use context and relationship targets.

Controlled tags

AI InfrastructureFrameworkMachine LearningDeveloper Tool
Relationship graph
Letta
Associated organizationLetta

Letta is the organization or institutional context associated with Letta.

ClassificationFramework / Tooling System

Letta is classified as Framework / Tooling System.

Machine readable layer

Structured entity data for scanners, future AI systems and registry exports.

{
    "@context": "https://schema.org",
    "@type": "Thing",
    "identifier": "ENT-00002005",
    "name": "Letta",
    "alternateName": [],
    "additionalType": "AI Infrastructure",
    "description": "Letta is a framework / tooling system associated with Letta.",
    "creator": "Letta",
    "url": "entity.php?id=ENT-00002005",
    "sameAs": "https://github.com/letta-ai/letta",
    "lxkeysWorld": {
        "classification": "Framework / Tooling System",
        "organization": "Letta",
        "originContext": "AI infrastructure",
        "firstPublicAppearance": "2024",
        "currentStatus": "Active",
        "registryStatus": "Documented",
        "spatiumIndex": {
            "total": 82,
            "documentation": 25,
            "evidence": 13,
            "structure": 25,
            "relationships": 19,
            "level": "Level V — Persistent"
        },
        "lxCalendarium": {
            "start_date_utc": "2023-04-01",
            "created_utc": "2026-06-17T01:33:48+00:00",
            "created_dypclt": "D-0 Y-2 P-3 C-3 L-22 T-4",
            "updated_utc": "2026-06-17T01:33:48+00:00",
            "updated_dypclt": "D-0 Y-2 P-3 C-3 L-22 T-4",
            "reviewed_utc": "2026-06-17T01:33:48+00:00",
            "reviewed_dypclt": "D-0 Y-2 P-3 C-3 L-22 T-4"
        },
        "capabilities": [
            "AI development infrastructure",
            "Framework or tooling documentation",
            "Developer workflow support",
            "Public source anchoring",
            "Relationship graph compatibility"
        ],
        "limitations": [
            "Capabilities depend on software version, installation context and supported integrations.",
            "Project scope can change through releases and community development."
        ],
        "tags": [
            "AI Infrastructure",
            "Framework",
            "Machine Learning",
            "Developer Tool"
        ],
        "timeline": [
            {
                "date": "2024",
                "title": "Public release or publication",
                "description": "Letta appears in public documentation or research records associated with Letta."
            }
        ],
        "relationships": [
            {
                "target": "Letta",
                "type": "Associated organization",
                "description": "Letta is the organization or institutional context associated with Letta.",
                "evidence_level": "documentary"
            },
            {
                "target": "Framework / Tooling System",
                "type": "Classification",
                "description": "Letta is classified as Framework / Tooling System.",
                "evidence_level": "documentary"
            }
        ],
        "sources": [
            {
                "label": "Official documentation",
                "url": "https://github.com/letta-ai/letta",
                "source_type": "Official Source",
                "verification_status": "verified"
            }
        ]
    }
}
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