One emergency call, end to end.
Thirteen steps trace a single Priority 1 cardiac arrest from the 991 line to hospital handover: what the caller does, what the AI engines do, what the dispatch agent decides, and what the crew sees in the cab. The command centre and the ambulance tablet below are the running systems, not screenshots.
Caller on standby
NO ACTIVE CALLThe chain starts with a member of the public, not with a console. Before the line opens, the case record is empty and waiting: one pass captures caller, patient, incident type and scene, and nothing else is asked for.
Incoming call on 991
LINE OPEN · 00:00A call lands on the 991 line. The case clock starts at the first ring, before anyone speaks, so every timestamp that follows — dispatch, en route, on scene, handover — is measured from the same zero.
Voice link connected
OPERATOR 14 · CONNECTEDThe call is bridged to Operator 14 and case INC-2481 is opened against the line at the same moment. From here nothing said on the call is loose: transcript, location and priority all attach to one case that the whole chain reads.
AI intake while the caller talks
INTAKE IN PROGRESSThe AI call assistant listens on the same line as the operator. It transcribes, extracts the scene address, classifies priority and assembles the case record while the caller is still speaking, so the operator confirms a filled form instead of typing one.
Live command centre
DASHBOARD LIVEThe AI assistant and the dispatch agent write into the same screen. Active incidents, unit availability and area load sit in one view, so nothing is re-keyed between a call system, a mapping system and a paper board.
Five AI engines behind the console
AI LAYERFive engines run under the console: call assistant, dispatch, routing, hospital and intelligence. Each one proposes and shows its reasoning; the dispatch agent decides. No recommendation is applied silently.
The dispatch agent decides
AMB-01 ASSIGNED · 00:41The agent verifies the address against the map, assigns the nearest capable unit and keeps it in view for the rest of the case. Crew coordination and the hospital pre-alert are issued from this same screen, not from a separate phone call.
Crews notified in one action
3 CREWS ON LINKThe assignment reaches the crew as a case packet with route and ETA attached. Nearby units get a standby alert in the same action, so area cover is rearranged as the dispatch goes out rather than after it.
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End-to-end flow
CALL → HANDOVER · 04:12One incident crossing the whole chain. Each hop below used to be a separate phone call or a separate system; here they are one case moving through one record, with the hospital pre-alerted before the ambulance leaves the scene.
Case closed
INC-2481 · CLOSEDThe case closes with a complete record: who was told what, when each leg started, and how long it took. The same record is the audit trail, the crew report and the input to the next coverage decision.