Event-driven energy investigation

Turn charging churn into an auditable next action.

Guardian detects repeated solar EV charging transitions, asks Gemini to investigate the evidence through typed tools, and prepares one bounded rule proposal for owner review.

Async Pub/Sub delivery Gemini 3.5+ on Vertex AI No device commands

Execution path Waiting for access Synthetic scenario only

Synthetic site

Sunrise House

Recent transitions

3 in 20 min

Short solar forecast

Next hour

Structured execution

Guardian run

No model call yet Ready

Trigger the fixed churn event to start an asynchronous investigation. Tool activity is shown without hidden reasoning.

Active automation

Solar EV rule

Revision 1

Charge the EV from sustained solar surplus

Surplus threshold 2.5 kW

Persistence 300 sec

Guardian can investigate and propose. Only the owner can change rule state.

Human control boundary

Rule proposal

Waiting

Guardian will place an exact, revision-bound diff here after it has gathered all required evidence.

Persisted outcomes

Audit trail

No chain-of-thought

100% synthetic demonstration

No customer telemetry, production credentials, vendor data, or physical device state is used. Powerbeat Guardian is a separate contest project; Powerbeat’s identity and energy-domain experience predate it.