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Grantd

io.github.rafavecchi/grantd ยท v0.1.0

Grantd MCP server: let your AI agent act on a user's behalf across third-party APIs via OAuth.

Source code Set it up

Connect Runs on your machine

Terminal
claude mcp add grantd -e GRANTD_API_KEY=<GRANTD_API_KEY> -e GRANTD_BASE_URL=<GRANTD_BASE_URL> -e GRANTD_END_USER=<GRANTD_END_USER> -- npx -y [email protected]
claude_desktop_config.json
{
  "mcpServers": {
    "grantd": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "GRANTD_API_KEY": "<GRANTD_API_KEY>",
        "GRANTD_BASE_URL": "<GRANTD_BASE_URL>",
        "GRANTD_END_USER": "<GRANTD_END_USER>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "grantd": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "GRANTD_API_KEY": "<GRANTD_API_KEY>",
        "GRANTD_BASE_URL": "<GRANTD_BASE_URL>",
        "GRANTD_END_USER": "<GRANTD_END_USER>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "grantd": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "GRANTD_API_KEY": "<GRANTD_API_KEY>",
        "GRANTD_BASE_URL": "<GRANTD_BASE_URL>",
        "GRANTD_END_USER": "<GRANTD_END_USER>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

NameDescription
GRANTD_API_KEY
Required, secret		A Grantd secret key (sk_...). Treat it like a password.
GRANTD_BASE_URL
Optional		Base URL of your Grantd broker (default http://localhost:8787).
GRANTD_END_USER
Optional		Default end-user id so tools don't need it passed each call.

Details

Package[email protected] (NPM, stdio)
First published9 Jun 2026
Last updated9 Jun 2026
Registry nameio.github.rafavecchi/grantd

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