Cortex MCP Server: Install & Setup

Install Cortex in Claude Code

Claude Code

claude mcp add vblackjack-cortex -e CORTEX_KB_PATH=... -- uvx cortex-local-rag

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

{
  "mcpServers": {
    "vblackjack-cortex": {
      "command": "uvx",
      "args": [
        "cortex-local-rag"
      ],
      "env": {
        "CORTEX_KB_PATH": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the Cortex MCP server do?

Local multi-client RAG server over the Model Context Protocol.

Is the Cortex MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does Cortex run locally or remotely?

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

How do I add Cortex to Claude Code?

Run: claude mcp add vblackjack-cortex -e CORTEX_KB_PATH=... -- uvx cortex-local-rag

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