Perp Klines

Last 30 days

Uptime

100%

Response time

184 ms typical, 184 ms slowest 5%

Last check

3 h ago

Next check

any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X POST "https://agent402.tools/api/perp-klines" \
  -H "content-type: application/json" \
  -d '{"coin":"ETH","interval":"1h","limit":24}'

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%2Fagent402.tools%2Fapi%2Fperp-klines
const res = await pay("https://agent402.tools/api/perp-klines", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({"coin":"ETH","interval":"1h","limit":24}),
});
console.log(await res.json());

Example input

{
  "coin": "ETH",
  "interval": "1h",
  "limit": 24
}

Example output

{
  "candles": [
    {
      "c": 2429.3,
      "h": 2431,
      "l": 2415.5,
      "o": 2420.1,
      "t": "2026-08-22T11:00:00.000Z",
      "trades": 8800,
      "v": 1234.5
    }
  ],
  "coin": "ETH",
  "count": 24,
  "fetchedAt": "2026-08-22T12:00:00.000Z",
  "interval": "1h",
  "source": "hyperliquid",
  "summary": {
    "changePct": 2.06,
    "close": 2429.3,
    "high": 2440,
    "low": 2370.1,
    "open": 2380.3,
    "volume": 30000.2
  }
}

Security scan

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

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