Calculators Age Calculator

Last 30 days

Uptime

50.0%

Response time

148 ms typical, 148 ms slowest 5%

Last check

4 h ago: Expected HTTP 402, got 308

Next check

any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X GET "https://agenttools-hub.vercel.app/api/v1/calculators/age-calculator?birth=1990-06-15&on=2026-09-01"

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%2Fagenttools-hub.vercel.app%2Fapi%2Fv1%2Fcalculators%2Fage-calculator
const res = await pay("https://agenttools-hub.vercel.app/api/v1/calculators/age-calculator?birth=1990-06-15&on=2026-09-01");
console.log(await res.json());

Example input

{
  "birth": "1990-06-15",
  "on": "2026-09-01"
}

Example output

{
  "result": {
    "answer": "36 years, 2 months, 17 days",
    "answerLabel": "Age at 2026-09-01",
    "details": [
      {
        "label": "Total days lived",
        "value": "13,227"
      },
      {
        "label": "Total weeks",
        "value": "1,889"
      },
      {
        "label": "Next birthday in",
        "value": "287 days"
      }
    ],
    "steps": [
      "Birth 1990-06-15 → reference 2026-09-01 (UTC)",
      "Calendar difference = 36y 2m 17d"
    ],
    "value": 36
  },
  "tool": "age-calculator"
}

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