$0.99
per call · USD Coin on Base
Stop polling: register a webhook and get every matching signal pushed to you for up to 7 days. One payment, no account, no API key
Endpoint
POST https://whaletape.xyz/alerts9
Calls / 30d
1
Unique payers / 30d
Aug 31
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://whaletape.xyz/alerts", {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({
"symbols": [
"BTC",
"XRP"
],
"webhook_url": "https://example.com/hook"
}),
});
const data = await res.json();curl -X POST \
"https://whaletape.xyz/alerts" \
-H "Content-Type: application/json" \
-d '{"symbols":["BTC","XRP"],"webhook_url":"https://example.com/hook"}' \
-H "X-PAYMENT: <signed x402 payment>"Example response
{
"expires_ts": 1787535600,
"note": "the webhook will receive a push for every signal matching the filter until it expires",
"subscription_id": 12,
"ttl_hours": 24
}Payment details
0x25a8b697da5c0baf698fd6bd9701b5e825214145USD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913Is this your API?
Pin it to the top of Market Data and the homepage with a featured placement.
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