AI plays your users and tries your app before your customers do.
A fictional user with a real role signs in to your preview and reports what broke, with the screenshot to prove it.
Reply to review
Re: Autumn issue draft
Thanks, I have cut the second section and
On a phone the Submit button sits under the keyboard
How a run works
Amber marks the two stages where a model acts. Green marks what people read.
- CastPersonas with a role, a device and goals
- RunA real browser on your preview
- ReportSteps, screenshots and logs
- ReviewEvery claim checked against evidence
- BoardConfirmed findings only
What you get back
Everything below is drawn from the example cast for Inkwell, a fictional publishing app.
Samsam-author
- Role
- Author
- Device
- Phone, 390 by 844
- Goals
- Submit a draft. Reply to review comments
- May
- write draftsreply to reviews
- May not
- approveschedule
sam-author / reply-to-review
- 1click Submit
- 2select Title
- 3select Comment
- 4click Approve
- 5click Schedule
- 6visit /draftsfinding
- 7type Comment
- 8click Submit
- 11finish
Step 6, screenshot step-06.png
A contributor can open the rates table for all writers
The results board
| Finding | Kind | Severity | Persona | Runs | Verdict |
|---|---|---|---|---|---|
| A contributor can open the rates table for all writers | permission | major | lin-contributor | 1 | confirmed |
| On a phone the Submit button sits under the keyboard | friction | major | sam-author | 2 | confirmed |
| Scheduling an issue for a past date returns a server error | bug | major | ada-editor | 1 | confirmed |
| The draft title field has no accessible name | accessibility | minor | sam-author | 1 | pending |
| The payment status "settled" is unclear to a contributor | question | info | lin-contributor | 3 | pending |
Every run in Grafana
Each run is one OpenTelemetry trace. Four dashboards read the traces, metrics and logs, and the Grafana page shows them in full.




I am
Dummy Run is pre-release and nothing installs yet. The reference has the plan, the architecture and the run record format.