Live lecture

Ready to monitor

No course set

Audio

Not capturing

Teams / system audio

Speech engine

Not started

Companion

None paired

Local channel — same browser only

Alerts

Armed

high sensitivity · escalates to 5 stages

Monitor

Level —

MONITORING STOPPED

State IDLE · live audio

Audio source

System audioShare the Teams window or entire screen and tick “Share system audio”. Video is dropped instantly.MicrophoneListens to the room. Use this on a phone placed near the laptop speaker.SimulationScripted phrases for testing the alarm without a lecture. Output is labelled DEMO.

Live transcript

Not started

0 lines · 120s rolling window

Start monitoring to see the live transcript. Nothing is recorded to disk.

Preflight

Blocked

A critical check failed — fix it before relying on Hader.

Name aliasesCritical
No name configured — nothing can be detected.
Fix: Add Arabic spelling and common mishearings in Settings.
fail
Audio permissionCritical
Permission is requested when the session starts.
warn
Audio signal
Measured once the session is running.
pending
Speech recognitionCritical
Health endpoint unreachable.
Fix: Add QWEN_API_KEY, or continue on the browser engine.
fail
Semantic verification
Borderline matches will use local scoring only.
warn
Notifications
Not yet requested.
Fix: Grant notifications so alerts survive a background tab.
warn
Alarm soundCritical
Alarm audio is enabled.
pass
Vibration
Not supported on this device (normal on desktop).
warn
Companion device
No second device paired.
Fix: Pair a phone for cross-device escalation.
warn
Network
Online.
warn
Screen wake lock
Not supported — keep the screen on manually.
warn

Test the alarm

Demo

Injects a phrase straight into the detector, so you can verify the alarm, escalation and your phone without waiting for a lecture.

Session timeline

0 events

Detections appear here with confidence and your response time. Mentions are logged without raising the alarm.