Memory.

by Anthropic

Persistent knowledge graph across agent sessions.

Install

npx -y @modelcontextprotocol/server-memory

Transports

stdio (local)

Tools exposed

§ About

Reference implementation of long-term agent memory. Stores entities, relations, and observations between sessions. The starting point for any agent that needs to remember the user across runs without rolling your own vector store.

§ Features

Knowledge-graph storage (entities + relations)
Observation logging
Search and retrieval
Local JSON persistence

§ Use cases

Personal-assistant agentsLong-running agents that learn user preferencesMulti-session research workflows

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