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mcp/harbor
Grok

QuickBooks Online for Grok

io.github.mindstone/mcp-server-quickbooks

QuickBooks Online MCP server: invoices, bills, customers, vendors, employees, and accounts

client:Grok transport:stdio runtime:npm

Install QuickBooks Online 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": {
    "mcp-server-quickbooks": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@mindstone/mcp-server-quickbooks"
      ],
      "env": {
        "QUICKBOOKS_CLIENT_ID": "<QUICKBOOKS_CLIENT_ID>",
        "QUICKBOOKS_CLIENT_SECRET": "<QUICKBOOKS_CLIENT_SECRET>",
        "QUICKBOOKS_REFRESH_TOKEN": "<QUICKBOOKS_REFRESH_TOKEN>",
        "QUICKBOOKS_REALM_ID": "<QUICKBOOKS_REALM_ID>",
        "QUICKBOOKS_ENVIRONMENT": "<QUICKBOOKS_ENVIRONMENT>",
        "MCP_HOST_BRIDGE_STATE": "<MCP_HOST_BRIDGE_STATE>",
        "MINDSTONE_REBEL_BRIDGE_STATE": "<MINDSTONE_REBEL_BRIDGE_STATE>"
      }
    }
  }
}

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

QuickBooks Online in other clients

QuickBooks Online MCP server