$0.05
per call · USD Coin on Base
SYNTHORA macro surprise index: z-score of the latest change vs the trailing 12-change distribution for official ECB series (HICP inflation, MRR policy rate, 10Y yield). Flags strong/moderate surprises the moment official data prints. Partial degradation, Ed25519-signed. First 3 calls FREE per wallet via X-WALLET header. 0.05 USDC via x402 on Base.
Endpoint
POST https://api.hergertsynthora.com/v1/macro-surprise1
Calls / 30d
1
Unique payers / 30d
Aug 20
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.hergertsynthora.com/v1/macro-surprise", {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({}),
});
const data = await res.json();curl -X POST \
"https://api.hergertsynthora.com/v1/macro-surprise" \
-H "Content-Type: application/json" \
-d '{}' \
-H "X-PAYMENT: <signed x402 payment>"Example response
{
"niche": "derivbundle",
"ok": true,
"result": {
"asset": "BTC",
"datasets": {},
"datasets_ok": 4,
"datasets_total": 4,
"partial": false
}
}Payment details
0x10800a5a5b9d72251566ec651e862a8b4b427de0USD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913Is this your API?
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