Researching a deterministic approval and verification layer for SmartThings

I am researching a SmartThings adapter for Spatial OS, a platform-neutral layer that separates conversational intent from physical device execution using a spatial graph, typed policy, shadow preview, explicit approval and post-action state verification.

Home Assistant is the only live connector today. This is not a SmartThings-compatible release announcement.

Before registering a Service Integration, I would value developer feedback on the API boundary:

  • Can OAuth-scoped device access plus subscriptions support a reliable command-and-verify loop?
  • Should safe automations compile to Rules, remain in an external service, or use both?
  • Which capabilities should always require explicit human approval?
  • What lifecycle or rate-limit constraints are easy to miss when building a long-running integration?

Architecture and virtual-home demo:

I am looking for two SmartThings design partners before writing the adapter. Technical objections are welcome.

  • Spatial OS Team