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Archived·Saguaro Technology·2025
Doorline
The investor's terminal for US residential rentals
/ demo
Doorline is retired. This walkthrough was recorded before it went offline.
/ overview
Type an address, get a full underwriting in seconds — cap rate, DSCR, 30-year wealth projection, comps, and a Claude-written investment memo. The deal finder maps live listings on Mapbox with clustering.
An embedded AI assistant runs read-only SQL on the user's portfolio, fetches live market data, and emits chart specs the UI renders inline. The same pipeline is exposed as a Stripe-metered public API.
/ what it does
- Deterministic investment-metrics engine (cap rate, DSCR, 30-yr projection)
- Claude-written investment memos with risks & opportunities
- Live deal finder with Mapbox clustering
- AI assistant with read-only SQL and tool-driven 'Live canvas'
- Metered REST API with Stripe billing meter
- Better-Auth (email + GitHub + Google) and Sentry observability
/ also at Saguaro Technology