Letta · Schema
Memory
Represents the in-context memory (i.e. Core memory) of the agent. This includes both the `Block` objects (labelled by sections), as well as tools to edit the blocks.
Artificial IntelligenceAgentsStateful AgentsMemoryMemGPTContinual LearningMCPMulti-AgentRAGOpen-Source
Properties
| Name | Type | Description |
|---|---|---|
| agent_type | object | Agent type controlling prompt rendering. |
| git_enabled | boolean | Whether this agent uses git-backed memory with structured labels. |
| blocks | array | Memory blocks contained in the agent's in-context memory |
| file_blocks | array | Special blocks representing the agent's in-context memory of an attached file |
| prompt_template | string | Deprecated. Ignored for performance. |
JSON Schema
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"$id": "#/components/schemas/Memory",
"title": "Memory",
"properties": {
"agent_type": {
"anyOf": [
{
"$ref": "#/components/schemas/AgentType"
},
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Agent Type",
"description": "Agent type controlling prompt rendering."
},
"git_enabled": {
"type": "boolean",
"title": "Git Enabled",
"description": "Whether this agent uses git-backed memory with structured labels.",
"default": false
},
"blocks": {
"items": {
"$ref": "#/components/schemas/Block"
},
"type": "array",
"title": "Blocks",
"description": "Memory blocks contained in the agent's in-context memory"
},
"file_blocks": {
"items": {
"$ref": "#/components/schemas/FileBlock"
},
"type": "array",
"title": "File Blocks",
"description": "Special blocks representing the agent's in-context memory of an attached file"
},
"prompt_template": {
"type": "string",
"title": "Prompt Template",
"description": "Deprecated. Ignored for performance.",
"default": ""
}
},
"type": "object",
"required": [
"blocks"
],
"description": "Represents the in-context memory (i.e. Core memory) of the agent. This includes both the `Block` objects (labelled by sections), as well as tools to edit the blocks."
}
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