Cuba Memorys vs Rag MCP

In-depth architectural comparison of the Cuba Memorys and Rag MCP MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

Which MCP Server Should You Choose?

Choose Cuba Memorys when:

• You need dedicated capabilities in the Knowledge & Memory domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore Cuba Memorys Details

Choose Rag MCP when:

• You need dedicated capabilities in the Knowledge & Memory domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore Rag MCP Details

Feature & Specification Comparison

Specification	Cuba Memorys Knowledge & Memory	Rag MCP Knowledge & Memory
Summary	Persistent memory MCP server. 25 tools, BM25+MMR+OOD retrieval, CFR-21 audit, knowledge graph.	Minimal RAG-over-a-corpus MCP retrieval: search_knowledge returns cited chunks. Local embeddings.
Category & Scope	Knowledge & Memory	Knowledge & Memory

Tools & Capabilities Breakdown

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

{
  "mcpServers": {
    "cuba-memorys": {
      "command": "uvx",
      "args": [
        "cuba-memorys"
      ]
    }
  }
}

{
  "mcpServers": {
    "rag-mcp": {
      "command": "uvx",
      "args": [
        "jaimenbell-rag-mcp"
      ]
    }
  }
}

Related MCP Server Comparisons