MCP Knowledge Graph
Knowledge graph memory server for Claude AI. MCP Knowledge Graph is a Model Context Protocol (MCP) server maintained by shaneholloman. It connects to MCP-compatible clients such as Claude Desktop, Cursor, Cline, and other agents that speak the protocol. It exposes 9 tools, including create_entities, create_relations, add_observations, delete_entities, delete_observations, delete_relations, read_graph and search_nodes, that an agent can call directly. It is categorized under AI/Memory and Tool/Server.
What is this MCP
This MCP is a knowledge graph memory server that enables persistent memory for Claude AI, allowing it to remember user information across chats through a structured graph of entities, relations, and observations.
How to use this MCP
Configure in claude_desktop_config.json by specifying the npx command with optional --memory-path parameter. The system uses API calls to create/manage entities, relations, and observations in the knowledge graph.
What this MCP can be used for
Personalizing AI interactions by maintaining persistent user profiles, remembering relationships and preferences, and creating structured knowledge bases about users and their contexts.
AIMCP authority
DR and traffic signal for the AIMCP public domain.
Frequently asked questions
What is the MCP Knowledge Graph MCP server?
MCP Knowledge Graph is a Model Context Protocol server from shaneholloman. It lets MCP-compatible AI clients call its tools over a standard interface, so agents like Claude, Cursor, and Cline can use it without custom integration.
How do I connect MCP Knowledge Graph to my AI client?
Add MCP Knowledge Graph to your client's MCP configuration using the stdio or SSE connection shown in the usage examples on this page, then restart the client to load the server.
What tools does MCP Knowledge Graph provide?
MCP Knowledge Graph provides 9 tools: create_entities, create_relations, add_observations, delete_entities, delete_observations, delete_relations, read_graph, search_nodes and open_nodes.
Is MCP Knowledge Graph free to use?
MCP Knowledge Graph is listed on AIMCP for free. Any API keys or accounts required by the underlying service are set by its provider.
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