HVAC dispatch
Brightline Heating & Air
Claude Code ×1 + Claude agent harness ×2 · 3 iterations
One app, 3 recorded iterations. Names and data in the app are fictional; the photographs are credited in the app.
Before and after


Iteration history
Iteration 1
Claude Code2026-10-05 · 45 turns · 7 MCP calls“I run Brightline Heating & Air, a 14-technician HVAC repair company, and I need a dispatch app for our office.”
Iteration 2
Claude agent harness18 MCP calls“The app works, but it looks generic — it could be anyone's.”
Iteration 3
Claude agent harness2026-10-06 · 9 MCP calls“It now looks like us, but it still feels like a UI kit with our data in it.”
The numbers
- Routes verified
- 13
- Real photos
- 16
- Catalog items installed
- 19
- MCP calls
- 34
- Build
- Passed
- Lint errors
- 0
- Accessibility (serious + critical)
- 0
- Horizontal overflow at 390 px
- 0 px
- Kit update
- 31 replaced, 3 added, 0 conflicts
Checks as last recorded in: iteration 3.
Screens

board

job

parts

routes