81trust / 100

Easter Date

by Easter date calculator in Productivity & SaaS

x402 APIPassing, checked 2 h ago

Compute the date of Easter Sunday for a given year using the Anonymous Gregorian algorithm (Meeus/Jones/Butcher). Also returns Good Friday, Ash Wednesday, Palm Sunday, Pentecost, and the day-of-year for Easter.

POST https://agent402.tools/api/easter-date

Last 30 days

All checks passedSome failedAll failedNot checked
Uptime
100%
Response time
205 ms typical, 205 ms slowest 5%
Last check
2 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/easter-date" \
  -H "content-type: application/json" \
  -d '{"year":2026}'
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%2Fagent402.tools%2Fapi%2Feaster-date
const res = await pay("https://agent402.tools/api/easter-date", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({"year":2026}),
});
console.log(await res.json());

Example input

{
  "year": 2026
}

Example output

{
  "ashWednesday": "2026-02-18",
  "dayOfYear": 95,
  "easter": "2026-04-05",
  "goodFriday": "2026-04-03",
  "palmSunday": "2026-03-29",
  "pentecost": "2026-05-24",
  "year": 2026
}

Security scan

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

Recent checks

WhenResultHTTPTimePrice
2 h agoPassed402205 ms$0.001