macos-mcp-server

A community-driven MCP server that allows AI agents to control local macOS system settings, manage applications and windows, control audio and Music playback, capture screenshots, and toggle Focus mode via stdio or Streamable HTTP transport.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

Community listingLocal stdioSource reviewed; not executedPublished by cyanheads

Vendor documentation

What you can do with it

Launch, quit, and arrange applications and windows
Control system audio volume and switch input/output devices
Capture screenshots of displays or specific windows
Toggle Focus mode and send notifications

Source and maintenance

Community listingRegistry 0.4.0

mcp-registry: io.github.cyanheads/macos-mcp-server@0.4.0 Source repository

Maintenance checked: Oct 31, 2026, 10:59 PM UTC

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

@cyanheads/macos-mcp-server 0.4.0

npmnpx

@cyanheads/macos-mcp-server package definition

{
  "version": "0.4.0",
  "transport": "stdio",
  "identifier": "@cyanheads/macos-mcp-server",
  "runtimeHint": "npx",
  "registryType": "npm",
  "registryBaseUrl": "https://registry.npmjs.org",
  "environmentVariables": [
    {
      "name": "MACOS_SCREENSHOT_DIR",
      "format": "string",
      "description": "Default directory for screenshot files. Defaults to ~/Desktop when empty."
    },
    {
      "name": "MACOS_DISPLAY_LAYOUTS",
      "format": "string",
      "default": "{}",
      "description": "JSON object mapping layout names to displayplacer argument strings for apply_layout."
    },
    {
      "name": "MCP_LOG_LEVEL",
      "format": "string",
      "default": "info",
      "description": "Minimum log level for output: debug, info, notice, warning, error."
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.

Cursor configuration

{
  "mcpServers": {
    "macos-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/macos-mcp-server@0.4.0"
      ],
      "env": {
        "MACOS_SCREENSHOT_DIR": "<YOUR_MACOS_SCREENSHOT_DIR>",
        "MACOS_DISPLAY_LAYOUTS": "<YOUR_MACOS_DISPLAY_LAYOUTS>",
        "MCP_LOG_LEVEL": "<YOUR_MCP_LOG_LEVEL>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.

Cline configuration

{
  "mcpServers": {
    "macos-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/macos-mcp-server@0.4.0"
      ],
      "env": {
        "MACOS_SCREENSHOT_DIR": "<YOUR_MACOS_SCREENSHOT_DIR>",
        "MACOS_DISPLAY_LAYOUTS": "<YOUR_MACOS_DISPLAY_LAYOUTS>",
        "MCP_LOG_LEVEL": "<YOUR_MCP_LOG_LEVEL>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.

VS Code configuration

{
  "servers": {
    "macos-mcp-server": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/macos-mcp-server@0.4.0"
      ],
      "env": {
        "MACOS_SCREENSHOT_DIR": "<YOUR_MACOS_SCREENSHOT_DIR>",
        "MACOS_DISPLAY_LAYOUTS": "<YOUR_MACOS_DISPLAY_LAYOUTS>",
        "MCP_LOG_LEVEL": "<YOUR_MCP_LOG_LEVEL>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.

Claude Desktop configuration

{
  "mcpServers": {
    "macos-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/macos-mcp-server@0.4.0"
      ],
      "env": {
        "MACOS_SCREENSHOT_DIR": "<YOUR_MACOS_SCREENSHOT_DIR>",
        "MACOS_DISPLAY_LAYOUTS": "<YOUR_MACOS_DISPLAY_LAYOUTS>",
        "MCP_LOG_LEVEL": "<YOUR_MCP_LOG_LEVEL>"
      }
    }
  }
}

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