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mcp/harbor
Grok

Trail for Grok

dev.usetrail/trail

Issue tracker and durable project memory for your coding agent, scoped to the folder you open.

client:Grok transport:stdio runtime:npm

Install Trail 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": {
    "trail": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "usetrail"
      ],
      "env": {
        "TRAIL_API_URL": "<TRAIL_API_URL>",
        "TRAIL_PROJECT": "<TRAIL_PROJECT>"
      }
    }
  }
}

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

Trail in other clients

Trail MCP server