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Grok

hoaster for Grok

app.hoaster/hoaster

Hosts AI-generated web content (HTML, images, SVG, JSON) at a public URL, with custom domains.

client:Grok transport:streamable-http

Install hoaster in Grok

.mcp.json (in your project root)

{
  "mcpServers": {
    "hoaster": {
      "type": "http",
      "url": "https://hoaster.app/api/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

hoaster in other clients