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Databases & Data
memoryknowledge-graphreferencestate

Summary

A knowledge-graph-based persistent memory system that lets an agent remember entities and relations across sessions.

Features

  • Persistent knowledge graph
  • Create entities and relations
  • Add and retrieve observations
  • Query stored memory
  • Survives across sessions

Installation

Set up this MCP server in your favorite AI agent — copy a ready-made configuration below.

Any MCP-compatible agent

Most agents (Claude, Cursor, Windsurf, VS Code, and more) read a standard mcpServers configuration.

  1. Open your agent's MCP configuration file.
  2. Merge the snippet below into it.
  3. Restart the agent — the "Memory" tools will be available.
{
  "mcpServers": {
    "memory": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-memory"
      ]
    }
  }
}

Description

The reference Memory MCP server. It maintains a local knowledge graph of entities, relations, and observations that an agent can create, query, and update — giving assistants durable memory that survives across conversations.

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