Memory MCP Server: Install & Setup

Install Memory in Claude Code

Claude Code

claude mcp add ragionex-memory -e RAGIONEX_MEMORY_API_KEY=... -- npx -y @ragionex/memory-mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "ragionex-memory": {
      "command": "npx",
      "args": [
        "-y",
        "@ragionex/memory-mcp"
      ],
      "env": {
        "RAGIONEX_MEMORY_API_KEY": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the Memory MCP server do?

Persistent memory for AI agents - save once, recall in every session, project and tool.

Is the Memory MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does Memory run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Memory to Claude Code?

Run: claude mcp add ragionex-memory -e RAGIONEX_MEMORY_API_KEY=... -- npx -y @ragionex/memory-mcp

More knowledge, memory & rag MCP servers

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Living Memory

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An MCP memory server. One memory your agents share — across models, devices and apps.

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Metis

BrightbeamAI/metis

Governed tacit memory for AI agents: reviewed expert know-how, given only where conditions match

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JProfiler

ej-technologies/jprofiler-mcp

Java profiling with AI agent integration. Profile CPU, memory, JDBC, HTTP and more.

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Nextcloud Organizer

Vando-sketch/Nextcloud-Organizer-MCP

Manage Nextcloud tasks, calendar events and notes from Claude over CalDAV and the Notes API.

LocalAccount needed

hubmesh

DemigodDSK/hubmesh

Deterministic multi-hop graph retrieval for RAG. Zero LLM calls in the query path.

LocalFree