$1.25
per call · USD Coin on Base
Where are clinical trials being run, and by whom? Search ClinicalTrials.gov trial SITES by facility name, city, US state, lead sponsor company, trial phase, trial status, or trial start date (since). Returns each facility with its trial's sponsor, phase, status, and start date — a site / facility target list for trial-site services, patient-recruitment, and lab vendors. ClinicalTrials.gov public records.
Endpoint
GET https://api.govparse.io/v1/trials/sites/search2
Calls / 30d
1
Unique payers / 30d
Sep 8
Last called
exact
Payment scheme
Call this service
import { wrapFetchWithPayment } from "@x402/fetch";
import { privateKeyToAccount } from "viem/accounts";
const account = privateKeyToAccount(process.env.PRIVATE_KEY);
const fetchWithPay = wrapFetchWithPayment(fetch, account);
const res = await fetchWithPay("https://api.govparse.io/v1/trials/sites/search", {
method: "GET",
});
const data = await res.json();curl -X GET \
"https://api.govparse.io/v1/trials/sites/search?city=Houston&facility=Cancer+Center&state=TX" \
-H "X-PAYMENT: <signed x402 payment>"Example response
{
"rows": [
{
"city": "Houston",
"country": "United States",
"facility_name": "Clinical Research Site",
"nct_id": "NCT06011733",
"overall_status": "RECRUITING",
"phase": "PHASE3",
"site_key": "0f1c2d3e4a5b6c7d8e9f0a1b2c3d4e5f",
"sponsor_entity_id": null,
"sponsor_name": "UCB Biopharma SRL",
"start_date": "2026-02-01",
"state": "TX"
}
],
"total_matched": 1
}Payment details
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