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mcp/harbor
Grok

Train Ultra for Grok

app.trainultra/coach

Ask your private endurance coach about your workouts, plan, goals, recovery and nutrition.

client:Grok transport:streamable-http

Install Train Ultra in Grok

.mcp.json (in your project root) 

{
  "mcpServers": {
    "coach": {
      "type": "http",
      "url": "https://trainultra.app/mcp"
    }
  }
}

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

Train Ultra in other clients

Train Ultra MCP server