Locus Opportunity Zone

{
  "caveats": [
    "Opportunity Zone status is a one-time Treasury/IRS DESIGNATION (2018 cycle), not tax, investment, or eligibility advice.",
    "Being inside or outside an Opportunity Zone is neither good nor bad; it is a designation fact only. Consult a qualified tax professional about any program benefits, deadlines, or eligibility.",
    "Designations use 2010-vintage census tracts (GEOID10); verify with the cited HUD source.",
    "Source data from HUD; this product is not endorsed or certified by HUD.",
    "Use a specific street address - a property name or place label may geocode to a non-representative census tract and miss a designation. For a definitive QOZ answer, query the exact street address."
  ],
  "citation": {
    "fetchedAt": "2026-09-23T01:11:15.131Z",
    "source": "HUD / Treasury - Qualified Opportunity Zones (2018 designation)",
    "sourceUrl": "https://hudgis-hud.opendata.arcgis.com/datasets/ef143299845841f8abb95969c01f88b5_13/about"
  },
  "geocodeConfidence": "high",
  "note": "Awareness/diagnostic only. Full briefs are x402-paid. Agents can discover live free tools at https://api.locus.report/tools/list and paid tools, prices, and manifests at https://api.locus.report/.well-known/ai-tool/index.json.",
  "ok": true,
  "opportunityZone": {
    "designated": false,
    "designationStatus": "not_designated",
    "note": "This location is not within a designated Qualified Opportunity Zone.",
    "zeroHitSemantics": "No spatial hit is a valid designation answer, not a coverage failure; this point is outside designated Opportunity Zone polygons in the cited HUD layer."
  },
  "point": {
    "latitude": 35.780418000003195,
    "longitude": -78.63910200000142
  }
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://api.locus.report/api/locus-opportunity-zone' \
  -H 'content-type: application/json' \
  --data-raw '{"address":"1 E Edenton St, Raleigh, NC 27601"}'

# x402 v2 sends the challenge base64-encoded in the PAYMENT-REQUIRED header (v1 sends it in the body).
# To read the header:
curl -sS -g -o /dev/null -D - -X POST 'https://api.locus.report/api/locus-opportunity-zone' \
  -H 'content-type: application/json' \
  --data-raw '{"address":"1 E Edenton St, Raleigh, NC 27601"}' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode

// npm i @x402/fetch @x402/evm viem
import { wrapFetchWithPayment, x402Client } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

// Pays at most $0.05 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.05" });
registerExactEvmScheme(client, { signer: privateKeyToAccount(process.env.EVM_PRIVATE_KEY) });
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? ToolVet checks it first for $0.005. Pay for that from a separate
// client: this one is capped at $0.05 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.locus.report%2Fapi%2Flocus-opportunity-zone&method=POST
const res = await pay("https://api.locus.report/api/locus-opportunity-zone", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "address": "1 E Edenton St, Raleigh, NC 27601"
  }),
});
console.log(res.status, await res.text());

# pip install "x402[requests,evm]"
import os
from eth_account import Account
from x402 import x402ClientSync
from x402.http.clients import x402_requests
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client

# Pays at most $0.05 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.05"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.post(
        "https://api.locus.report/api/locus-opportunity-zone",
        json={
            "address": "1 E Edenton St, Raleigh, NC 27601",
        },
    )
    print(res.status_code, res.text)