noi = gross_rent − opex
cap_rate = noi / price

Parsing model

Inferring units · USD, %

Compiling to SQL

Topological sort

Compiled1 statement · 0.3s

Model

Define the model once.

A typed, unit-aware DSL. Astor infers the rest and compiles it straight to SQL.

PropertyPriceCash-on-cash

412 Maple St$248k11.2%

88 Oak Ave$315k9.8%

27 Pine Rd$192k13.4%

1140 Elm Dr$405k8.1%

63 Cedar Ln$271k12.0%

1,000,000 rows142 ms

Filter

Run it across the whole market.

The same model becomes a filter over millions of properties — re-ranked by financing profile.

Maple St — Underwriting

Leveraged · 30yr · 20% down

Cap rate

6.8%

+0.4

Cash-on-cash

11.2%

+1.1

DSCR

1.34

+0.06

Publish

Ship a live underwriting doc.

One model, re-shaped into an aggregate report your partners can actually read.

R. Delgado

Owner · 2 properties

T. Mensah

Owner · 1 property

K. Park

Owner · 4 properties

3 owners skip-traced

Reach

Skip-trace every owner.

Turn a filtered shortlist into outreach — owners, numbers, and context in one place.

PropertyPriceCash-on-cash

412 Maple St$248k11.2%

88 Oak Ave$315k9.8%

27 Pine Rd$192k13.4%

1140 Elm Dr$405k8.1%

63 Cedar Ln$271k12.0%

1,000,000 rows142 ms

Re-rank

Re-rank by financing profile.

Cash vs. leveraged, side by side — the whole list re-sorts the moment the model changes.

noi = gross_rent − opex
cap_rate = noi / price

Parsing model

Inferring units · USD, %

Compiling to SQL

Topological sort

Compiled1 statement · 0.3s

Speed

A million rows in milliseconds.

Every metric recomputes across the entire market the instant you change an assumption.

Maple St — Underwriting

Leveraged · 30yr · 20% down

Cap rate

6.8%

+0.4

Cash-on-cash

11.2%

+1.1

DSCR

1.34

+0.06

Coverage

Every metro, one workflow.

The same model travels from market to market — define it once, underwrite anywhere.

Astor

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