property_lookup
shallowio.github.pipeworx-io/property-records · Verify this server
Address-level US property records from county and city open-data portals — keyless public records, no API key. Answers "when did this house last sell", "how much did <address> sell for", "who owns this property", "what is the assessed value of <address>", "property sale history", "county assessor data for an address". Returns the property sale history (dated transactions with price where the county publishes it), current assessed value, owner of record, parcel id (DC SSL / NYC BBL / Philadelphia OPA account / Cook County PIN / SF block-lot), land use or building class, year built, square footage, and bed/bath counts where available. SUPPORTED JURISDICTIONS ONLY — property records are maintained per county and there is no national keyless source. Currently covered: dc (Washington, District of Columbia); nyc (New York City (Manhattan, Bronx, Brooklyn, Queens, Staten Island)); philadelphia (Philadelphia, Pennsylvania); cook (Cook County, Illinois (Chicago and suburbs)); sf (San Francisco, California). An address in any other county returns covered:false with the inferred jurisdiction and the supported list, so you can tell the user plainly that this county is not in the dataset rather than guessing. Call property_coverage first if you want the field-by-field capability matrix. Examples: {"address":"1642 30th St NW, Washington DC"} → DC row house, SSL 1282 0198, owner, $1,354,300 assessed, sold 2012-08-09 for $1,085,000, 3 bed / 2.5 bath / 1,510 sqft built 1907. {"address":"232 East 6th Street, Manhattan"} → NYC BBL 1004610024 with the 2016-present sale list. {"address":"228 Spruce St, Philadelphia"} → full recorded deed chain with grantor/grantee. {"address":"3000 N Sheffield Ave, Chicago"} → Cook County PIN, sale, assessed value. {"address":"450 Sutter St, San Francisco"} → assessed value and characteristics (no price — SF does not publish it).
1 trials · measured 8 days ago
property_lookup scores 100.0/100 on Vouch's measured behaviour index, from 1 real invocation trials against io.github.pipeworx-io/property-records, measured 25 Aug 2026 under methodology v0.2.0. Every measured component scored 100.
Component breakdown
| Component | Weight | Value |
|---|---|---|
| Reliability | 35% | not applicable |
| Schema integrity | 25% | 100.0 |
| Failure behaviour | 15% | not applicable |
| Latency | 15% | not applicable |
| Concurrency | 10% | not applicable |
Tool details
- Transport
- remote
- Credential class
- self-provisionable
- Category
- Real estate
- Input schema
- not declared
- Output schema
- not declared
- Side-effect classification
- unclassified
Score history
| Day | Score | Tier | Methodology |
|---|---|---|---|
| 2026-08-25 | 100.0 | shallow | v0.2.0 |
Probe evidence
| Probe | Outcomes |
|---|---|
| schema_integrity | pass: 1 |
Raw request/response logs are not archived yet — the outcome counts above are drawn directly from every recorded trial.
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