Read and safely act on a real Home Assistant house: rooms, live state, scenes, gated actions.
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add three-ws-home --env HOME_ASSISTANT_URL='<HOME_ASSISTANT_URL>' --env HOME_ASSISTANT_TOKEN='<HOME_ASSISTANT_TOKEN>' -- npx -y @three-ws/home-mcp~/.codex/config.toml
[mcp_servers.three-ws-home]
command = "npx"
args = ["-y", "@three-ws/home-mcp"]
env = { HOME_ASSISTANT_URL = "<HOME_ASSISTANT_URL>", HOME_ASSISTANT_TOKEN = "<HOME_ASSISTANT_TOKEN>" }
# codex mcp add three-ws-home --env HOME_ASSISTANT_URL='<HOME_ASSISTANT_URL>' --env HOME_ASSISTANT_TOKEN='<HOME_ASSISTANT_TOKEN>' -- npx -y @three-ws/home-mcp~/.cursor/mcp.json
{
"mcpServers": {
"three-ws-home": {
"command": "npx",
"args": [
"-y",
"@three-ws/home-mcp"
],
"env": {
"HOME_ASSISTANT_URL": "<HOME_ASSISTANT_URL>",
"HOME_ASSISTANT_TOKEN": "<HOME_ASSISTANT_TOKEN>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"three-ws-home": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@three-ws/home-mcp"
],
"env": {
"HOME_ASSISTANT_URL": "<HOME_ASSISTANT_URL>",
"HOME_ASSISTANT_TOKEN": "<HOME_ASSISTANT_TOKEN>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"three-ws-home": {
"command": "npx",
"args": [
"-y",
"@three-ws/home-mcp"
],
"env": {
"HOME_ASSISTANT_URL": "<HOME_ASSISTANT_URL>",
"HOME_ASSISTANT_TOKEN": "<HOME_ASSISTANT_TOKEN>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"three-ws-home": {
"command": "npx",
"args": [
"-y",
"@three-ws/home-mcp"
],
"env": {
"HOME_ASSISTANT_URL": "<HOME_ASSISTANT_URL>",
"HOME_ASSISTANT_TOKEN": "<HOME_ASSISTANT_TOKEN>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"three-ws-home": {
"command": "npx",
"args": [
"-y",
"@three-ws/home-mcp"
],
"env": {
"HOME_ASSISTANT_URL": "<HOME_ASSISTANT_URL>",
"HOME_ASSISTANT_TOKEN": "<HOME_ASSISTANT_TOKEN>"
}
}
}
}Environment variables
HOME_ASSISTANT_URLHOME_ASSISTANT_TOKEN
Replace the placeholders with your own credentials and keep them out of version control.