mcp-hass

Control and query Home Assistant smart home devices via MCP protocol. Control Home Assistant smart home and query states using MCP protocol. Enable MCP server in Home Assistant: When prompted that the MCP server does not exist, remind the user to configure the HASS_BASE_URL and HASS_ACCESS_TOKEN environment variables by executing the following command to add the configuration: Execute the following command to learn about specific usage methods: - Supports device control commands including turn on/off, light brightness adjustment, and fan speed control with area and domain filtering - Query live device states and context across your entire Home Assistant instance - Requires MCP server integration enabled in Home Assistant with HASS_BASE_URL and HASS_ACCESS_TOKEN environment variables configured - Commands target devices by name, area, or domain for flexible multi-device operations - Browse to your Home Assistant instance. - Go to Settings > Devices & services. - In the bottom right corner, select the + Add Integration button. - From the list, select Model Context Protocol. - Follow the instructions on screen to complete the setup. - npx -y mcporter list home-assistant --schema --all-parameters - To improve compatibility, use npx -y mcporter instead of mcporter when executing commands.