Set up Memory MCP in Claude Desktop
Enable persistent memory for Claude through a knowledge graph. Store and retrieve entities, relations, and observations across sessions.
1
Locate the config file
Claude Desktop reads MCP server configuration from the following file:
~/Library/Application Support/Claude/claude_desktop_config.jsonCreate this file if it does not already exist.
2
Add the configuration
Add the following to your Claude Desktop config file:
json
{
"mcpServers": {
"memory-mcp": {
"command": "npx",
"args": [
"-y",
"@modelcontextprotocol/server-memory"
]
}
}
}3
Set up environment variables
No environment variables needed. Memory MCP works out of the box without any API keys or tokens.
4
Verify it works
Restart Claude Desktop. Memory MCP should appear in your MCP server list with 6 tools available.
This server adds approximately 3,090 tokens to your context window for tool definitions.