$0.01
per call · USD Coin on Base
The Crypto Fear & Greed index (0–100) with its rating, alongside the US stock Fear & Greed score for comparison, current BTC and ETH prices with 24h change, and ~90 days of crypto sentiment history. Pass `?days=N` to size the history. The crypto-sentiment companion to /api/v1/fear-greed (stocks). From x402stock, a market & economic data API (x402, USDC).
Endpoint
GET https://x402stock.xyz/api/v1/fear-greed/crypto4
Calls / 30d
3
Unique payers / 30d
Aug 30
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://x402stock.xyz/api/v1/fear-greed/crypto", {
method: "GET",
});
const data = await res.json();curl -X GET \
"https://x402stock.xyz/api/v1/fear-greed/crypto?days=90" \
-H "X-PAYMENT: <signed x402 payment>"Example response
{
"as_of": "2026-06-05T00:00:00.000Z",
"crypto": {
"rating": "Extreme Fear",
"score": 12
},
"history": [
{
"date": "2025-06-06",
"score": 45
}
],
"prices": {
"BTCUSD": {
"change": -382.24,
"change_percent": -0.6,
"price": 63632.13
},
"ETHUSD": {
"change": -45.35,
"change_percent": -2.5,
"price": 1766.38
}
},
"source": "x402stock",
"stock": {
"score": 69
}
}Payment details
0x3070fbb3803819fb5bdfe9286fdc6325a877fa85USD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913Is this your API?
Pin it to the top of Developer Tools and the homepage with a featured placement.
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