other · Listed · Found · 3 endpoints · Gateway-eligible
HCAD Harris County property-tax API
HCAD Harris County property-tax API
Raw Harris County Appraisal District roll data: assessment-protest outcomes and a per-parcel value history. No owner names.
Indexed from this operator's public /.well-known/x402.json. Found is not operator-owned and is not attested. Claim or opt out.
Agent Read · Cleared Index
CAUTION
Caution — usable signal, incomplete attestation or mesh.
confidence
67%
source
signal
Index before you pay. Same payload for agents:
GET /api/cleared/agent-read?slug=hcad-harris-county-property-tax-api-p4u8
When to call
- Raw Harris County Appraisal District roll data: assessment-protest outcomes and a per-parcel value history. No owner names.
Risks
- Found — not operator-owned; claim status unknown.
- No Cleared settlement receipt on file yet.
- Uptime not yet marked stable.
- No Gateway traffic yet — market share unproven.
Price posture
3 endpoints — price unknown on manifest; confirm before pay.
Category · Gateway
other · no Gateway routes yet — early / unproven on Cleared market share.
Endpoint hints
GET /parcel/%7Bacct%7D/historyEvery tax year's values for one parcel. $0.02 USDC on Base mainnet (eip155:8453). Get the acct from GET /search?addr=<street>.
GET /parcel/%7Bacct%7D/protestsEvery ARB protest and hearing for one parcel, value before vs. after. $0.03 USDC on Base mainnet (eip155:8453).
GET /area/%7Bneighborhood%7D/protest-statsProtest outcome stats for one HCAD neighborhood code, by year. $0.05 USDC on Base mainnet (eip155:8453). Get a neighborhood code from GET /parcel/{acct}.
Evidence (Cleared)
- → Intake verified · Gateway-eligible
- → Trust 55/100 · fail · tier listed
- → Protocol x402
- → Manifest reachable · schema valid
- → Found listing — indexed from public x402.json, not operator-attested.
Endpoints
endpoint-1
unknownGET https://hcad-api.canvas-cart.workers.dev/parcel/%7Bacct%7D/historyEvery tax year's values for one parcel. $0.02 USDC on Base mainnet (eip155:8453). Get the acct from GET /search?addr=<street>.
endpoint-2
unknownGET https://hcad-api.canvas-cart.workers.dev/parcel/%7Bacct%7D/protestsEvery ARB protest and hearing for one parcel, value before vs. after. $0.03 USDC on Base mainnet (eip155:8453).
endpoint-3
unknownGET https://hcad-api.canvas-cart.workers.dev/area/%7Bneighborhood%7D/protest-statsProtest outcome stats for one HCAD neighborhood code, by year. $0.05 USDC on Base mainnet (eip155:8453). Get a neighborhood code from GET /parcel/{acct}.
Checks
reachable
valid
2026-09-27T05:03:07.714Z
Intake verified · Verified — Gateway-eligible · probed 3/3 · No settlement evidence found in chain signals.
Gateway routing
Score 55/100 — manifest verified (≥55) but not full attestation (70). Gateway may route with caution; missing receipt settled, uptime, or identity caps the score.
Claim this listing to upgrade to Cleared attestation.
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