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polarmcp for Grok

io.github.davidmosiah/polarmcp

Privacy-first unofficial Polar AccessLink v4 MCP server for AI health, sleep and training agents.

client:Grok transport:stdio runtime:npm

Install polarmcp in Grok

.mcp.json (in your project root)

Held in this page only — never stored, logged, or sent anywhere but back to your screen.

{
  "mcpServers": {
    "polarmcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "polar-mcp-unofficial"
      ],
      "env": {
        "POLAR_CLIENT_ID": "<POLAR_CLIENT_ID>",
        "POLAR_CLIENT_SECRET": "<POLAR_CLIENT_SECRET>",
        "POLAR_REDIRECT_URI": "<POLAR_REDIRECT_URI>",
        "POLAR_TOKEN_PATH": "<POLAR_TOKEN_PATH>",
        "POLAR_PRIVACY_MODE": "<POLAR_PRIVACY_MODE>",
        "POLAR_CACHE": "<POLAR_CACHE>",
        "POLAR_CACHE_PATH": "<POLAR_CACHE_PATH>",
        "POLAR_NO_CACHE": "<POLAR_NO_CACHE>"
      }
    }
  }
}

Grok Build reads Claude Code's .mcp.json and Claude Desktop's config unchanged, so a server you have already set up there needs nothing new. The Grok web app and X integration do not take custom servers. Grok docs

polarmcp in other clients