ToolVet
82trust / 100

Sentiment

by crypto-sentiment-x402.onrender.com in Onchain & crypto

x402 APIPassing, checked 50 min ago

Real-time crypto sentiment for a ticker symbol (e.g. BTC, ETH, SOL) from 9 crypto news RSS outlets (CoinDesk, Cointelegraph, Decrypt, Bitcoin Magazine, The Block, CryptoSlate, NewsBTC, CryptoPotato, The Defiant) and the Fear & Greed Index. Headlines from the last 72h, weighted toward the newest. Returns a bullish/bearish/neutral label (or 'insufficient recent news'), score, sample size and the top 5 headlines behind it (title, link) as JSON. Path param: symbol, e.g. /sentiment/BTC.

GET https://crypto-sentiment-x402.onrender.com/sentiment/:symbol

Last 30 days

All checks passedSome failedAll failedNot checked
Uptime
100%
Response time
247 ms typical, 247 ms slowest 5%
Last check
50 min ago
Next check
any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X GET "https://crypto-sentiment-x402.onrender.com/sentiment/:symbol"
import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

const client = new x402Client().register(
  "eip155:8453",
  new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? Preflight it first for $0.005:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fcrypto-sentiment-x402.onrender.com%2Fsentiment%2F%3Asymbol
const res = await pay("https://crypto-sentiment-x402.onrender.com/sentiment/:symbol");
console.log(await res.json());

Example output

{
  "drivers": [
    {
      "effect": 0.0263,
      "link": "https://example.com/news/bitcoin-etf-inflows",
      "published": "2026-10-03T14:05:00Z",
      "score": 0.6249,
      "source": "CoinDesk",
      "title": "Bitcoin ETFs log fifth straight day of inflows",
      "weight": 0.9288
    },
    {
      "effect": -0.0222,
      "link": "https://example.com/news/exchange-hack",
      "published": "2026-10-03T12:40:00Z",
      "score": -0.5719,
      "source": "The Block",
      "title": "Exchange hack drains $40M as bitcoin dips",
      "weight": 0.8572
    },
    {
      "effect": 0.0161,
      "link": "https://example.com/news/record-hashrate",
      "published": "2026-10-03T11:15:00Z",
      "score": 0.4404,
      "source": "Decrypt",
      "title": "Bitcoin miners report record hashrate",
      "weight": 0.8087
    }
  ],
  "drivers_summary": "2 of the top 3 headlines are positive, 1 is negative.",
  "name": "Bitcoin",
  "overall_sentiment": {
    "average_compound": 0.21,
    "effective_sample_size": 29.4,
    "label": "bullish",
    "newest_headline_age_hours": 1.6,
    "sample_size": 38,
    "unweighted_compound_72h": 0.17,
    "window": "72h-hl24"
  },
  "symbol": "BTC"
}

Security scan

  • No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.

Recent checks

WhenResultHTTPTimePrice
50 min agoPassed402287 ms$0.01
6 h agoPassed402247 ms$0.01