# Memento

Enhance your LLM applications with a scalable knowledge graph memory system. Utilize semantic search and temporal awareness to manage and retrieve information effectively, ensuring your agents have p…

## Quick Start

```bash
# Connect this server (installs CLI if needed)
npx -y smithery mcp add gannonh/memento-mcp

# Browse available tools
npx -y smithery tool list gannonh/memento-mcp

# Get full schema for a tool
npx -y smithery tool get gannonh/memento-mcp create_entities

# Call a tool
npx -y smithery tool call gannonh/memento-mcp create_entities '{}'
```

## Tools (17)

- `create_entities` — Create multiple new entities in your Memento MCP knowledge graph memory system
- `create_relations` — Create multiple new relations between entities in your Memento MCP knowledge graph memory. Relations should be in activ…
- `add_observations` — Add new observations to existing entities in your Memento MCP knowledge graph memory
- `delete_entities` — Delete multiple entities and their associated relations from your Memento MCP knowledge graph memory
- `delete_observations` — Delete specific observations from entities in your Memento MCP knowledge graph memory
- `delete_relations` — Delete multiple relations from your Memento MCP knowledge graph memory
- `get_relation` — Get a specific relation with its enhanced properties from your Memento MCP knowledge graph memory
- `update_relation` — Update an existing relation with enhanced properties in your Memento MCP knowledge graph memory
- `read_graph` — Read the entire Memento MCP knowledge graph memory system
- `search_nodes` — Search for nodes in your Memento MCP knowledge graph memory based on a query
- `open_nodes` — Open specific nodes in your Memento MCP knowledge graph memory by their names
- `semantic_search` — Search for entities semantically using vector embeddings and similarity in your Memento MCP knowledge graph memory
- `get_entity_embedding` — Get the vector embedding for a specific entity from your Memento MCP knowledge graph memory
- `get_entity_history` — Get the version history of an entity from your Memento MCP knowledge graph memory
- `get_relation_history` — Get the version history of a relation from your Memento MCP knowledge graph memory
- `get_graph_at_time` — Get your Memento MCP knowledge graph memory as it existed at a specific point in time
- `get_decayed_graph` — Get your Memento MCP knowledge graph memory with confidence values decayed based on time

```bash
# Get full input/output schema for a tool
npx -y smithery tool get gannonh/memento-mcp <tool-name>
```