$0.002
per call · USD Coin on Base
Resolve one latitude/longitude pair into bounded, great-circle-distance-ranked nearby GeoNames populated places with country, first-level region, population, timezone, feature code, and source freshness without a request-time network call.
Endpoint
POST https://apiacre.com/v1/data/reverse-geocode2
Calls / 30d
1
Unique payers / 30d
Sep 1
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://apiacre.com/v1/data/reverse-geocode", {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({
"latitude": 51.5074,
"limit": 3,
"longitude": -0.1278,
"radius_km": 10
}),
});
const data = await res.json();curl -X POST \
"https://apiacre.com/v1/data/reverse-geocode" \
-H "Content-Type: application/json" \
-d '{"latitude":51.5074,"limit":3,"longitude":-0.1278,"radius_km":10}' \
-H "X-PAYMENT: <signed x402 payment>"Example response
{
"data": {
"candidateCount": 99,
"limitations": [
"Coverage follows the GeoNames cities500 extract: populated places above 500 r...",
"This endpoint returns nearby populated places, not street addresses, parcels,...",
"The nearest populated place is not proof of the queried coordinate's postal a...",
"Distances are rounded great-circle distances between coordinates and place ce...",
"The search radius is capped at 500 km and results use the bundled 2026-08-18 ..."
],
"matched": true,
"query": {
"latitude": 51.5074,
"limit": 3,
"longitude": -0.1278,
"radiusKm": 10
},
"results": [
{
"admin1": {
"code": "ENG",
"name": "England"
},
"country": {
"code": "GB",
"continentCode": "EU",
"iso3": "GBR",
"name": "United Kingdom"
},
"geonameId": 2643743,
"name": "London",
"rank": 1
}
],
"resultsTruncated": true,
"source": {
"aliasRecords": 766415,
"dataset": "GeoNames cities500",
"placeRecords": 235408,
"provider": "GeoNames",
"snapshotBuiltOn": "2026-08-18"
},
"version": "apiacre-reverse-geocode/1"
},
"meta": {
"cached": false,
"duration_ms": 42,
"next_actions": [
{
"method": "POST",
"path": "/v1/data/us-weather-forecast",
"reason": "Use the queried coordinates for a separately authorized current global forecast.",
"service": "data.us-weather-forecast",
"title": "Global weather forecast"
}
],
"sources": [],
"warnings": []
},
"request_id": "018f1f54-7f38-7ba2-8dc3-5f90272d9f1a",
"service": "data.reverse-geocode",
"version": "1"
}Payment details
0xa0bfa4f07281c9b248dc3aed2217836bca24869bUSD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913Is this your API?
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