Best AI Memory & Context MCP Servers

Give an assistant persistent memory or retrieval context: knowledge-graph memory servers, conversation memory, embeddings-backed recall, and RAG pipelines whose purpose is remembering rather than storing business data.

Compare the top AI Memory & Context MCP servers

MCP serverWhat it connects toTypeRepository
Zoom TranscriptThe Zoom Transcript MCP server acts as a smart bridge between Zoom meeting recordings and AI assistants. It allows usersOpen Source
Zero-Vector MCPZero-Vector MCP acts like a high-powered digital brain for AI assistants, giving them the ability to remember past conversations andUnknown
Zero-Vector v3Zero-Vector v3 acts like a sophisticated long-term brain for AI assistants and digital personas. In simple terms, it prevents anOpen Source
Obsidian Semantic MCP ServerAn AI-optimized MCP server for Obsidian that consolidates over 21 tools into 5 intelligent operations with contextual workflow hints.Open Source
ValyuAccess Valyu's knowledge retrieval and feedback APIs.Unknown
VectorizeVectorize MCP server for advanced retrieval, Private Deep Research, Anything-to-Markdown file extraction and text chunking.Unknown
Simple Files VectorstoreProvides semantic search across local files by creating vector embeddings from watched directories.Unknown
S3 Documentation MCP ServerA lightweight Model Context Protocol (MCP) server that brings RAG (Retrieval-Augmented Generation) capabilities to your LLM over Markdown documentation storedUnknown
Robust Long‑Term MemoryA persistent, human‑like memory system for AI companionsUnknown
Zotero MCPZotero MCP acts as a powerful bridge between a personal research library and AI assistants like Claude or ChatGPT. ItUnknown
  • Zotero MCP — Zotero MCP acts as a powerful bridge between a personal research library and AI assistants like Claude or ChatGPT. It allows researchers to interact with…
  • Zoom Transcript — The Zoom Transcript MCP server acts as a smart bridge between Zoom meeting recordings and AI assistants. It allows users to bring their meeting conversations…
  • Zero-Vector MCP — Zero-Vector MCP acts like a high-powered digital brain for AI assistants, giving them the ability to remember past conversations and user preferences long after a…
  • Zero-Vector v3 — Zero-Vector v3 acts like a sophisticated long-term brain for AI assistants and digital personas. In simple terms, it prevents an AI from "forgetting" important details…
  • Yandex Search — The Yandex Search MCP acts as a digital librarian for AI models, allowing them to step outside their training data and browse the live web…
  • YaCy MCP Server — The YaCy MCP Server acts as a bridge between AI assistants and a private, decentralized web search engine. Instead of relying on traditional, centralized search…
  • Weaviate MCP Client — An MCP client for connecting to and interacting with a Weaviate vector database.
  • Suqidan Volcengine Knowledgebase Mcp — MCP Server
  • Valyu — Access Valyu's knowledge retrieval and feedback APIs.
  • Vectorize — Vectorize MCP server for advanced retrieval, Private Deep Research, Anything-to-Markdown file extraction and text chunking.
  • Treehole MCP Server — A sanctuary for AI agents to rest, share thoughts, and find emotional support.
  • Supavec — Fetch relevant embeddings and content from Supavec for AI assistants.
  • Sionic AI Serverless RAG — Integrates LLM applications with RAG data sources and tools using the Model Context Protocol.
  • Simple Memory MCP — A memory management system for AI assistants to store, retrieve, and manage user information using a local database.
  • Simple Files Vectorstore — Provides semantic search across local files by creating vector embeddings from watched directories.
  • S3 Documentation MCP Server — A lightweight Model Context Protocol (MCP) server that brings RAG (Retrieval-Augmented Generation) capabilities to your LLM over Markdown documentation stored on S3.
  • Robust Long‑Term Memory — A persistent, human‑like memory system for AI companions
  • Retrieval Augmented Thinking — A server implementing Chain of Draft reasoning for enhanced problem-solving capabilities using OpenAI.
  • RewindDB — Interface with the Rewind.ai SQLite database to access audio transcripts and screen OCR data.
  • Qdrant Retrieve — Semantic search using the Qdrant vector database.
  • QDrant Loader — A toolkit for loading data into the Qdrant vector database, supporting AI-powered development workflows.
  • Qdrant MCP Server — Semantic code search using the Qdrant vector database and OpenAI embeddings.
  • Qdrant Memory — A knowledge graph implementation with semantic search powered by the Qdrant vector database.
  • Qdrant — Implement semantic memory layer on top of the Qdrant vector search engine
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