Knowledge Graph MCP Server
by andrewske · data-analytics · mcp-server, lobehub, developer
A powerful Model Context Protocol (MCP) server that transforms unstructured text into a searchable knowledge graph with AI-powered extraction, conceptualization, and semantic search capabilities. Requires PostgreSQL with pgvector extension configured via DATABASE_URL environment variable.
Source: https://github.com/Andrewske/kg-memory-mcp
Install
git clone https://github.com/Andrewske/kg-memory-mcpUse this forAI-extracted
- →Extract entities and relationships from unstructured text documents to build searchable knowledge graphs
- →Perform semantic search across accumulated notes and documents to find conceptually related information
- →Automatically organize and deduplicate information from multiple text sources into a unified knowledge structure
- →Query interconnected concepts to discover indirect relationships and hidden patterns in research or documentation
Works with
Tags: mcp-server, lobehub, developer
⭐ 36 GitHub stars · Source: lobehub
About data-analytics MCP servers and Claude skills
data-analytics MCP servers extend what AI agents can do inside Claude Code, Cursor, Copilot, Codex, and Windsurf. The Skiln directory indexes 16,000+ such integrations across 22 categories.
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Frequently asked questions
How do I install Knowledge Graph MCP Server?
Add the install command above to your Claude Code, Cursor, or Windsurf MCP configuration. Most servers register via npx, a local command, or a Docker image. Refer to the source repository for environment variables and credential requirements.
Which clients support Knowledge Graph MCP Server?
Any MCP-compatible client works: Claude Desktop, Claude Code CLI, Cursor, Windsurf, Zed, and VS Code with the official MCP extension. OpenAI Codex and GitHub Copilot increasingly support MCP via adapter bridges.
Is Knowledge Graph MCP Server free?
The server itself is typically open source. Any upstream service (API keys, paid tiers, hosted infrastructure) may have its own pricing. Check the source repository for details.