Halloway Health · Healthcare
Ember, an AI sleep coach
A fictional AI coach that talks with people over text while they rebuild a sleep routine.
Fictional client and illustrative figures, written for this design concept.

Illustrative photograph, not the shipped product
Illustrative results
3×
longer conversations than the scripted version (illustrative)
64%
still chatting after four weeks (illustrative)
9
nights to a steadier routine, on average (illustrative)
What happened
The programme in brief
- An AI coach that checks in by text, with clinicians in the loop.
- Designed around consent, explainable suggestions and an easy way out.
Tumbleweft and its clients are fictional. This page shows how a case study would read.