when-free MCP Server: Install & Setup

Install when-free in Claude Code

Claude Code

claude mcp add when-free -- uvx when-free

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

{
  "mcpServers": {
    "when-free": {
      "command": "uvx",
      "args": [
        "when-free"
      ]
    }
  }
}

Which days and times am I free? Reads your calendar feeds and answers with the slots you can offer.

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

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

Run: claude mcp add when-free -- uvx when-free

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