Home Assistant MCP Server

by coolverio.github.Coolver/home-assistant-mcpv3.2.12

Vibecode your Home Assistant setup from your IDE: automations, dashboards, themes and configs

58Node.jsstdioofficial registry

context tax

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security

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freshness

Slowing5mo ago

Install Home Assistant MCP server

claude mcp add home-assistant -e HA_AGENT_URL='<ha-agent-url>' -e HA_AGENT_KEY='<ha-agent-key>' -- npx -y @coolver/home-assistant-mcp

{
  "mcpServers": {
    "home-assistant": {
      "command": "npx",
      "args": [
        "-y",
        "@coolver/home-assistant-mcp"
      ],
      "env": {
        "HA_AGENT_URL": "<ha-agent-url>",
        "HA_AGENT_KEY": "<ha-agent-key>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "home-assistant": {
      "command": "npx",
      "args": [
        "-y",
        "@coolver/home-assistant-mcp"
      ],
      "env": {
        "HA_AGENT_URL": "<ha-agent-url>",
        "HA_AGENT_KEY": "<ha-agent-key>"
      }
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "home-assistant": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@coolver/home-assistant-mcp"
      ],
      "env": {
        "HA_AGENT_URL": "<ha-agent-url>",
        "HA_AGENT_KEY": "<ha-agent-key>"
      }
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "home-assistant": {
      "command": "npx",
      "args": [
        "-y",
        "@coolver/home-assistant-mcp"
      ],
      "env": {
        "HA_AGENT_URL": "<ha-agent-url>",
        "HA_AGENT_KEY": "<ha-agent-key>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
HA_AGENT_URL	yes	—	URL of your on-board Home Assistant Vibecode Agent add-on (generated after installation of the add-on)
HA_AGENT_KEY	yes	yes	Access key generated by the Home Assistant Vibecode Agent add-on after installation

Freshness

Slowing — last maintenance signal 5mo ago. The newest of the signals below sets the band.

Last commit (default branch)
2026-05-12 · 5mo ago · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
2025-12-08 · 10mo ago · official registry · v3.2.12

FAQ

›How do I install the Home Assistant MCP server in Claude Code?

Run: claude mcp add home-assistant -e HA_AGENT_URL='<ha-agent-url>' -e HA_AGENT_KEY='<ha-agent-key>' -- npx -y @coolver/home-assistant-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Home Assistant require an API key?

Yes. It expects HA_AGENT_URL, HA_AGENT_KEY, of which 1 is a secret.

›Can I use Home Assistant as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is Home Assistant in the official MCP registry?

Yes, as io.github.Coolver/home-assistant-mcp.