How do I install Cairn?

Pick a client above and copy the generated config. Cursor and VS Code also have a deep link when the server can run locally or remotely.

No. Registry-listed is not the same as vendor-official. Read the methodology for the difference.

How is the trust score calculated?

This listing scores 45 (Fair). The formula is published on the methodology page.

MCPpedia

Cairn MCP Server — Install for Claude, Cursor & VS Code | MCPpedia

Cairn MCP Server

Name: Cairn MCP Server
Author: cybort360

Log Claude Code work sessions, file edits, and tasks to your Cairn account.

Tools Versions Alternatives

Registrycybort360

45Fair

Install

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "cybort360-cairn": {
      "command": "uvx",
      "args": [
        "cairn-mcp"
      ],
      "env": {
        "CAIRN_TOKEN": "YOUR_CAIRN_TOKEN",
        "CAIRN_API_URL": "https://cairn-octanes-projects.vercel.app"
      }
    }
  }
}

Install guide

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Environment

Name	Required	Notes
CAIRN_TOKEN	No	Your Cairn API token, copied from the web app account menu. If unset, the server reads it from ~/.cairn_token. Secret.
CAIRN_API_URL	No	Base URL of the Cairn API. Defaults to production.

Cairn MCP Server

Install

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