Get Orion Context Broker version and uptime. Use to verify connectivity.

List all entity types registered in the Context Broker. Returns type names and attribute counts. Use this first to understand the data model.

Query entities from the Context Broker.

Args: entity_type: Filter by type (e.g. 'Camera', 'TrafficSensor'). id_pattern: Regex pattern on entity ID (e.g. 'Camera:TIMONE.*'). q: Simple Query Language filter (e.g. 'status==online', 'temperature>25'). attrs: Comma-separated list of attributes to return (e.g. 'status,location'). limit: Max results (default 20, max 1000). offset: Pagination offset.

Get full details of a specific entity by its ID.

Args: entity_id: Entity ID (e.g. 'Camera:TIMONE-01'). attrs: Optional comma-separated list of attributes to return.

Create a new entity in the Context Broker.

Args: entity_id: Unique entity ID (e.g. 'Camera:CAM-001'). Convention: 'Type:Name'. entity_type: Entity type (e.g. 'Camera', 'TrafficSensor', 'ParkingSpot'). attributes: Dict of attribute definitions. Each attribute: {"attr_name": {"type": "Text|Number|Boolean|geo:json|DateTime", "value": }} Example: {"status": {"type": "Text", "value": "online"}, "temperature": {"type": "Number", "value": 22.5}}

Update one or more attributes of an existing entity.

Args: entity_id: Entity ID to update. attributes: Dict of attributes to update. Example: {"status": {"type": "Text", "value": "offline"}, "snmp_uptime": {"type": "Number", "value": 3600}}

Delete an entity from the Context Broker.

Args: entity_id: Entity ID to delete.

List all active subscriptions in the Context Broker. Subscriptions trigger HTTP notifications when entity attributes change.

Create a subscription to receive notifications when entities change.

Args: entity_type: Entity type to watch (e.g. 'Camera'). watched_attrs: List of attribute names that trigger notification. notification_url: HTTP endpoint to receive POST notifications. id_pattern: Optional regex to filter by entity ID. description: Human-readable description.

Get historical time-series data for an entity from QuantumLeap.

Args: entity_id: Entity ID (e.g. 'Camera:TIMONE-01'). entity_type: Entity type for disambiguation. attr: Specific attribute to retrieve (e.g. 'temperature'). All attrs if omitted. from_date: ISO8601 start date (e.g. '2026-03-01T00:00:00'). to_date: ISO8601 end date (e.g. '2026-03-07T23:59:59'). limit: Max data points (default 100). aggr_method: Aggregation: 'count', 'sum', 'avg', 'min', 'max'. aggr_period: Aggregation period: 'year', 'month', 'day', 'hour', 'minute', 'second'.

Get aggregated historical data for ALL entities of a given type. Useful for fleet-level analytics (e.g. average temperature across all sensors).

Args: entity_type: Entity type (e.g. 'Camera'). attr: Attribute to aggregate (e.g. 'snmp_uptime'). from_date: ISO8601 start date. to_date: ISO8601 end date. limit: Max data points. aggr_method: 'count', 'sum', 'avg', 'min', 'max'. aggr_period: 'year', 'month', 'day', 'hour', 'minute', 'second'.