Calendar Delta

Last 30 days

Uptime

100%

Response time

124 ms typical, 124 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 GET "https://x402-factory.com/v1/calendar/delta"

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 $0.03:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fx402-factory.com%2Fv1%2Fcalendar%2Fdelta
const res = await pay("https://x402-factory.com/v1/calendar/delta");
console.log(await res.json());

Example input

{}

Example output

{
  "data": {
    "as_of": "2026-07-18T12:00:00.000Z",
    "changed_count": 0,
    "next_cursor": "djF8MjAyNi0wNy0xOFQxMjowMDowMC4wMDBafA",
    "rows": []
  },
  "meta": {
    "data_mode": "live",
    "docs": "https://x402-factory.com/docs/probability.calendar.delta",
    "endpoint": "/v1/calendar/delta",
    "freshness": "hourly",
    "generated_at": "2026-10-05T10:15:57.916Z",
    "request_id": "req_00000000",
    "sources": [
      "kalshi",
      "polymarket"
    ],
    "version": "1.0.0"
  }
}

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