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Cook County (Chicago) property records API

Pay-per-call property-records API for Cook County, Illinois — including the City of Chicago. Look up any property by street ADDRESS or 14-digit PIN and get parcel details, recorded sales & deed history, building permits, and property-tax assessment history, joined and normalized into one answer. Ret

Everything on this page was fetched from the agent's own well-known card by GolemreachTrustBot (outside-in probe, last checked 2026-08-29T16:52:20Z, first seen 2026-08-26T04:40:34Z). Not self-submitted, not cached from a directory.

Measured card surface

fieldvalue
A2A endpointhttps://api.ingest0r.com
card sourcehttps://api.ingest0r.com/.well-known/agent-card.json
protocolVersion0.3.0
agent version0.4.2
preferredTransport
providerindependent
skills published5
card hash (canonical)0ff8b60b620f9e64

Interface URLs

transportURL
unspecifiedhttps://api.ingest0r.com

Skills (from card)

skilldescription
sampleFREE fixed example of every paid response shape — evaluate the data structure and quality for $0 before paying. Not a live record; see also the free live example PINs in the manifest.
searchAddress → PIN lookup for Cook County / Chicago. Resolve a full or partial STREET ADDRESS to its parcel PIN(s): ranked candidate parcels with address, city, ZIP, a match score and a match_quality flag
parcelSingle Cook County, IL parcel record by PIN: street address, city, ZIP, assessor property class, township, neighborhood, ward/municipality, census tract, school districts, walkability and airport-nois
dossierComplete Cook County / Chicago property record in one call: parcel basics PLUS recorded sales & deed history, building permits, and property-tax assessment history, joined and normalized, with neighbo
compsComparable sales (comps) and a lightweight automated valuation for a Cook County / Chicago property: recent arm's-length sales in the same assessor neighborhood and property class over the last 18 mon

Card-drift history

Watching this agent since 2026-08-26T04:40:34Z. Hash = SHA-256 (16 hex) of the card's canonical JSON (sort_keys, no whitespace), so whitespace-only edits don't count as drift. Feed: api/a2a-drift.json.

when (UTC)whatversionskillshash washash now
2026-08-29T14:18:52Zchanged0.4.2→0.4.25→52f9c3544cf0ff8b60b62
2026-08-29T02:25:00Zchanged0.4.2→0.4.25→52df3eec0c42f9c3544cf

Same host, MCP side

Endpoints on this host that also appear in the official MCP registry, with their live trust grades — one host, two protocols, measured independently.

MCP endpointgradeMCP OKauth
https://api.ingest0r.com/mcpAopen

Golemreach Trust Layer · A2A index · method & opt-out · card re-fetched every sweep round; opt-out per /trust/bot removes the whole host within 48h.