Kalshi Event

Last 30 days

Uptime

100%

Response time

188 ms typical, 189 ms slowest 5%

Last check

35 min 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/kalshi-event" \
  -H "content-type: application/json" \
  -d '{"eventTicker":"KXELONMARS-99"}'

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%2Fkalshi-event
const res = await pay("https://agent402.tools/api/kalshi-event", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({"eventTicker":"KXELONMARS-99"}),
});
console.log(await res.json());

Example input

{
  "eventTicker": "KXELONMARS-99"
}

Example output

{
  "category": "Politics",
  "eventTicker": "PRES-24",
  "marketCount": 2,
  "markets": [
    {
      "eventTicker": "PRES-24",
      "lastPrice": 0.46,
      "noAsk": 0.55,
      "noBid": 0.53,
      "openInterest": 5678,
      "status": "open",
      "ticker": "PRES-24-DEM",
      "title": "Will the Democratic nominee win?",
      "venue": "kalshi",
      "venueUrl": "https://kalshi.com/markets/pres-24-dem",
      "volume": 12345,
      "yesAsk": 0.47,
      "yesAskSize": 323.1,
      "yesBid": 0.45,
      "yesBidSize": 471.53
    }
  ],
  "mutuallyExclusive": true,
  "seriesTicker": "PRES",
  "source": "kalshi",
  "subTitle": "Who will win?",
  "title": "2026 US Presidential election"
}

Security scan

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

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