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mcp/harbor
Grok

PostFader for Grok

io.github.synopsys0/postfader-fl-studio-mcp

FL Studio MCP server: 134 tools for mixing, MIDI, sound selection, production runs, and review.

client:Grok transport:stdio runtime:pypi

Install PostFader 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": {
    "postfader-fl-studio-mcp": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "postfader-fl-studio-mcp"
      ],
      "env": {
        "FL_BRIDGE_ENABLE_MIDI": "<FL_BRIDGE_ENABLE_MIDI>",
        "FL_BRIDGE_MIDI_PORT": "<FL_BRIDGE_MIDI_PORT>",
        "FL_STUDIO_USER_DATA_DIR": "<FL_STUDIO_USER_DATA_DIR>"
      }
    }
  }
}

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

PostFader in other clients

PostFader MCP server