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mcp/harbor
Grok

HubSpot for Grok

io.github.mindstone/mcp-server-hubspot

HubSpot CRM: contacts, deals, tickets, line items, properties, marketing, files, workflows, threads

client:Grok transport:stdio runtime:npm

Install HubSpot 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-hubspot": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@mindstone/mcp-server-hubspot"
      ],
      "env": {
        "HUBSPOT_CONFIG_DIR": "<HUBSPOT_CONFIG_DIR>",
        "HUBSPOT_ACCOUNT_EMAIL": "<HUBSPOT_ACCOUNT_EMAIL>",
        "MCP_WORKSPACE_PATH": "<MCP_WORKSPACE_PATH>",
        "HUBSPOT_CLIENT_ID": "<HUBSPOT_CLIENT_ID>",
        "HUBSPOT_CLIENT_SECRET": "<HUBSPOT_CLIENT_SECRET>",
        "HUBSPOT_SOURCE_LABEL": "<HUBSPOT_SOURCE_LABEL>",
        "HUBSPOT_DISABLE_REFRESH": "<HUBSPOT_DISABLE_REFRESH>",
        "HUBSPOT_ALLOW_CLOUD_REFRESH": "<HUBSPOT_ALLOW_CLOUD_REFRESH>",
        "HUBSPOT_REQUEST_TIMEOUT_MS": "<HUBSPOT_REQUEST_TIMEOUT_MS>",
        "HUBSPOT_REFRESH_LOCK_STALE_MS": "<HUBSPOT_REFRESH_LOCK_STALE_MS>"
      }
    }
  }
}

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

HubSpot in other clients

HubSpot MCP server