All stages · Demo 244
PECARN head
Choice ed / clinic / field. GCS ≤13 or LOC, vomit, headache, severe mechanism hatches CT. Jev never ANDs the five. Missing GCS cannot PECARN.
A bone map. GCS 15 with empty flags is HOME. GCS 13 lights CT. A bump with no GCS stays blank.
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STANDBY
Educational stage on jev.page — not the official TypeSafe console. Live calls go to POST https://api.typesafe.ai/v1/systemone from your browser when you paste a key. Without a key, the stage plays a recorded decision shaped like jev-1.13.0. Jev does not write the UI copy.