#Knowledge Graph MCP Servers
Discover 12 MCP servers tagged with Knowledge Graph on the Vinkius App Catalog.
Pinecone MCP
7 toolsEquip your AI agent to manage your Pinecone vector databases. Query embeddings, fetch metrics, manage collections, and run stats natively via chat.
Wikidata MCP
8 toolsAccess the world's largest open knowledge graph. Query entities via SPARQL, perform vector searches, and manage structured data directly from your AI agent.
Readwise MCP Server
6 toolsEquip your AI to directly search, read, and retrieve your unified digital highlights, books, and Reader documents stored in Readwise.
Diffbot MCP Server
12 toolsExtract structured data from any web page using AI that understands content like a human and builds knowledge graphs automatically.
DBpedia MCP Server
8 toolsAccess the world's largest open knowledge graph. Execute SPARQL queries, lookup entities, and monitor Wikipedia updates in real-time.
Logseq (Knowledge Management) MCP Integration
10 toolsManage your knowledge base via Logseq. Create pages, insert outliner blocks, and search across your local graph.
Reflect MCP Server
10 toolsEquip your AI to read, write, and explore your networked thought graph in Reflect Notes securely via their API.
Semantic Scholar
4 toolsSearch 200M+ academic papers with AI-powered TLDR summaries, influential citation tracking, and researcher profiles from the Allen Institute for AI.
Tana MCP Server
10 toolsConnect your AI to Tana. Build intelligent knowledge graphs, define supertags, and capture dynamic nested nodes directly from the prompt.
Capacities MCP
10 toolsEmpower your AI agents to build knowledge graphs, append daily notes, and save weblinks directly into your Capacities spaces.
Cognee MCP Server
4 toolsBuild knowledge graphs from unstructured data. Ingest text, extract entities and relationships, and search with graph-aware AI reasoning.
Writer (AI Enterprise LLM) MCP
24 toolsAccess Writer's enterprise-grade LLMs and Knowledge Graph capabilities to generate content, manage files, and query RAG-based data.