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mcp/harbor
Grok

grantd for Grok

io.github.rafavecchi/grantd

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

client:Grok transport:stdio runtime:npm

Install grantd 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": {
    "grantd": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "grantd-mcp"
      ],
      "env": {
        "GRANTD_API_KEY": "<GRANTD_API_KEY>",
        "GRANTD_BASE_URL": "<GRANTD_BASE_URL>",
        "GRANTD_END_USER": "<GRANTD_END_USER>"
      }
    }
  }
}

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

grantd in other clients

grantd MCP server