google-home-blade-mcp

Google Home / Nest device control via SDM API — thermostats, cameras, doorbells, event streams

certified v0.1.0 home-v1 uv MIT

Authorgroupthink-dev

Setupinvolved

Authoauth2

Repositorygroupthink-dev/google-home-blade-mcp

Service Contract

home

Conformance

Required4/4

Recommended5/5

Optional5/5

Last tested2026-04-03

Setup

Requires a Google Cloud project with SDM API enabled, Device Access Console registration ($5 USD one-time), and OAuth2 credentials. Run 'make auth' to complete the OAuth flow and obtain the refresh token.

GOOGLE_HOME_CLIENT_ID OAuth2 Client ID

GOOGLE_HOME_CLIENT_SECRET OAuth2 Client Secret secret

GOOGLE_HOME_REFRESH_TOKEN Refresh Token secret

GOOGLE_HOME_PROJECT_ID Device Access Project ID

GOOGLE_HOME_PUBSUB_SUBSCRIPTION Pub/Sub Subscription (optional)

Prerequisites

Google Cloud project with Smart Device Management API enabled
Device Access Console registration ($5 USD one-time fee)
OAuth 2.0 credentials (Web application type) with redirect URI configured

Device Access Console →SDM API Documentation →GCP Console →

Scenarios

Pair with home-assistant-blade-mcp

Both use home. Home Assistant operations — entities, state, history, device control, automations, energy, multi-site management.

home

Combine with sidereal-hearth

Both use home. Smart home intelligence for Sidereal — site status monitoring, device inventory tracking, and scene management across your connected home.

home

Combine with sidereal-estate

Both use home. Multi-site property intelligence powered by Home Assistant.

home

Build a home workflow

Use the Forge to design an automation pack powered by google-home-blade-mcp for home operations.

Install

sidereal install google-home-blade-mcp