$0.001
per call · USD Coin on Base
U.S. coastal tide data from NOAA — when's the next high or low tide, or what's the water level right now: high/low tide predictions for the next 48 hours (product=predictions, default), or the latest observed water level (product=water_level). Identify the location by NOAA CO-OPS station ID, or just pass lat+lng and the nearest station is used automatically (distanceKm in the response says how far it is). Heights in feet above MLLW datum, times in GMT.
Endpoint
GET https://x402-seller.onrender.com/ocean/tides2
Calls / 30d
1
Unique payers / 30d
Aug 16
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://x402-seller.onrender.com/ocean/tides", {
method: "GET",
});
const data = await res.json();curl -X GET \
"https://x402-seller.onrender.com/ocean/tides?lat=37.7749&lng=-122.4194&product=predictions" \
-H "X-PAYMENT: <signed x402 payment>"Example response
{
"datum": "MLLW",
"distanceKm": 6.51,
"lat": 37.8063,
"lng": -122.4659,
"product": "predictions",
"source": "NOAA Center for Operational Oceanographic Products and Services (CO-OPS)",
"station": "9414290",
"stationName": "San Francisco",
"tides": [
{
"heightFt": 4.222,
"time": "2026-07-20 11:43",
"type": "H"
}
],
"timeZone": "GMT",
"units": "feet"
}Payment details
0xbd61dfb01f81c91f02b0ccd51b0220e0c8918639USD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913Is this your API?
Pin it to the top of Data & Enrichment and the homepage with a featured placement.
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