Free Cron Parser API - Next Run Times

Parameters

name	in	type	required	description
`expression`	query	string	required	Standard 5-field cron or @daily, @hourly, etc.
`num_next`	query	number	optional	Number of upcoming run times to show range `1 to 20` default `5`
`timezone`	query	string	optional	e.g. Europe/Zurich, America/New_York default `UTC`

Request

Send your key in the X-API-Key header. More languages and patterns live on the code examples page.

curl -s "https://apixies.io/api/v1/parse-cron?expression=%2A%2F5%20%2A%20%2A%20%2A%20%2A" \
  -H "X-API-Key: YOUR_API_KEY"

const res = await fetch("https://apixies.io/api/v1/parse-cron?expression=%2A%2F5%20%2A%20%2A%20%2A%20%2A", {
  headers: { "X-API-Key": "YOUR_API_KEY" }
});
const data = await res.json();
console.log(data);

$ch = curl_init("https://apixies.io/api/v1/parse-cron?expression=%2A%2F5%20%2A%20%2A%20%2A%20%2A");
curl_setopt_array($ch, [
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_HTTPHEADER => ["X-API-Key: YOUR_API_KEY"],
]);
$data = json_decode(curl_exec($ch), true);
curl_close($ch);

print_r($data);

import requests

res = requests.get(
    "https://apixies.io/api/v1/parse-cron",
    params={"expression": "*/5 * * * *"},
    headers={"X-API-Key": "YOUR_API_KEY"},
)
print(res.json())

Response

The result sits under data in the standard envelope. See the response format guide for errors and status codes.

returns

data.next_runs: Upcoming run times in ISO 8601, five by default.
data.human_readable: Plain English version, like Every 5 minutes.
data.fields: The expression split into minute, hour, day, month and weekday.
data.timezone: Timezone used for next_runs.

example response 200

{
    "status": "success",
    "http_code": 200,
    "code": "SUCCESS",
    "message": "Cron expression parsed successfully",
    "data": {
        "expression": "*/5 * * * *",
        "human_readable": "Every 5 minutes",
        "is_valid": true,
        "fields": {
            "minute": "*/5",
            "hour": "*",
            "day_of_month": "*",
            "month": "*",
            "day_of_week": "*"
        },
        "next_runs": [
            "2026-09-18T12:05:00+00:00",
            "2026-09-18T12:10:00+00:00",
            "2026-09-18T12:15:00+00:00",
            "2026-09-18T12:20:00+00:00",
            "2026-09-18T12:25:00+00:00"
        ],
        "timezone": "UTC"
    }
}

Authentication and limits

This endpoint needs an API key. Use the sandbox ("try it" above) to test it without registering. See the authentication guide for details.

Standard rate limits apply to this endpoint.

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getting started

authentication code examples response format

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