ToolVet
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Gex Eth

by Kronos Crypto Data & Forecasts in Onchain & crypto

x402 APIPassing, checked 4 h ago

Gamma Exposure (GEX) and max-pain options tool for BTC and ETH from the Deribit public API. Returns an aggregate GEX strike ladder (dealer-convention net gamma per strike), gamma flip level (zero-cumulative-GEX strike), spot regime above or below flip, max-pain strikes for upcoming weekly and monthly expiries, an expected-move cone (ATM-IV-derived 1-sigma, front expiry), and a heuristic pin-risk score. 15-minute in-memory cache. $0.04 USDC via x402.

GET https://kronossignals.com/api/v1/gex/eth

Last 30 days

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Uptime
100%
Response time
268 ms typical, 268 ms slowest 5%
Last check
4 h ago
Next check
any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X GET "https://kronossignals.com/api/v1/gex/eth"
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%2Fkronossignals.com%2Fapi%2Fv1%2Fgex%2Feth
const res = await pay("https://kronossignals.com/api/v1/gex/eth");
console.log(await res.json());

Example input

{}

Example output

{
  "as_of": "2026-01-01T00:00:00.000Z",
  "asset": "BTC-USD",
  "available": true,
  "data_source": "deribit",
  "expected_move": {
    "atm_iv": 42.5,
    "dte": 2.1,
    "expiry": "4JUL26",
    "lower": 60300,
    "spot": 61200,
    "upper": 62100
  },
  "gamma_flip_level": 58500,
  "gex_ladder": [
    {
      "callGex": 18000000,
      "netGex": 12500000,
      "putGex": -5500000,
      "strike": 60000
    }
  ],
  "gex_total": 50000000,
  "gex_units": "USD per 1% spot move per strike",
  "max_pain": [
    {
      "dte": 2.1,
      "expiry": "4JUL26",
      "label": "weekly",
      "max_pain_strike": 60000
    }
  ],
  "pin_risk": [
    {
      "expiry": "4JUL26",
      "max_pain_strike": 60000,
      "note": "Heuristic [0-1]. NOT a forecast.",
      "pin_risk_score": 0.51
    }
  ],
  "spot_regime": "above_flip",
  "underlying_price": 61200
}

Security scan

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

Recent checks

WhenResultHTTPTimePrice
4 h agoPassed402268 ms$0.04