hcad-api.canvas-cart.workers.dev publishes 3 machine-payable endpoints over the x402 protocol, priced from $0.02 to $0.05 per call. Each was probed directly; the response code below is what it returned.
| Endpoint | Method | Price | Probe |
|---|---|---|---|
| /area/:neighborhood/protest-stats | GET | $0.05 | 402 |
| /parcel/:acct/history | GET | $0.02 | 402 |
| /parcel/:acct/protests | GET | $0.03 | 402 |
Protest outcome statistics for one HCAD neighborhood code, by tax year: how many hearings, how many ended with a value reduction, the median reduction. Aggregates only, no per-parcel rows. Get a neigh…
Every tax year's assessed, appraised, and market value for one Harris County parcel. Get the acct from GET /search?addr=<street>. Raw HCAD roll values, verbatim, no interpretation.
Every ARB protest and hearing for one Harris County parcel, across all tax years, including the value before the protest and the value after it. Party names are not included. Get the acct from GET /se…