{
  "mcpServers": {
    "robloxstudio-mcp": {
      "command": "npx",
      "args": ["-y", "robloxstudio-mcp@latest"]
    }
  }
}

Windows users: If you encounter issues, use cmd:

{
  "mcpServers": {
    "robloxstudio-mcp": {
      "command": "cmd",
      "args": ["/c", "npx", "-y", "robloxstudio-mcp@latest"]
    }
  }
}

robloxstudio-mcp-inspector

A lighter, read-only version that only exposes inspection tools. No writes, no script edits, no object creation/deletion. Ideal for safely browsing game structure, reviewing scripts, and debugging without risk of accidental changes.

21 read-only tools: get_file_tree, search_files, get_place_info, get_services, search_objects, get_instance_properties, get_instance_children, search_by_property, get_class_info, get_project_structure, mass_get_property, get_script_source, grep_scripts, get_attribute, get_attributes, get_tags, get_tagged, get_selection, start_playtest, stop_playtest, get_playtest_output

Setup - same plugin, just swap the package name:

Claude:

claude mcp add robloxstudio-inspector -- npx -y robloxstudio-mcp-inspector@latest

Codex:

codex mcp add robloxstudio-inspector -- npx -y robloxstudio-mcp-inspector@latest

Gemini:

gemini mcp add robloxstudio-inspector npx --trust -- -y robloxstudio-mcp-inspector@latest

{
  "mcpServers": {
    "robloxstudio-mcp-inspector": {
      "command": "npx",
      "args": ["-y", "robloxstudio-mcp-inspector@latest"]
    }
  }
}

{
  "mcpServers": {
    "robloxstudio-mcp-inspector": {
      "command": "cmd",
      "args": ["/c", "npx", "-y", "robloxstudio-mcp-inspector@latest"]
    }
  }
}