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GET /v1/is-business-day

Classify a date

Try it live

10 free calls per day — no sign-up, no API key. Goes through the oanor gateway.

Custom headers (optional)
api.oanor.com/businessdays-api

It works. Grab an API key and use it in your project.

Get an API key

Code snippets

curl "https://api.oanor.com/businessdays-api/v1/is-business-day" \
  -H "x-oanor-key: oanor_test_..."
await fetch("https://api.oanor.com/businessdays-api/v1/is-business-day", {
  headers: { "x-oanor-key": "oanor_test_..." }
});
$ch = curl_init("https://api.oanor.com/businessdays-api/v1/is-business-day");
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$out = curl_exec($ch);
import requests
requests.get(
    "https://api.oanor.com/businessdays-api/v1/is-business-day",
    headers={"x-oanor-key": "oanor_test_..."}
)

Example response

A real response from this endpoint, captured by the latest health check.

{
    "data": {
        "date": "2026-06-06",
        "weekday": "Saturday",
        "is_holiday": false,
        "is_weekend": true,
        "is_business_day": false
    },
    "meta": {
        "timestamp": "2026-06-02T16:51:55.356Z",
        "request_id": "b7645352-8fee-4cd7-8436-6dc248c81c00"
    },
    "status": "ok",
    "message": "Classify a date",
    "success": true
}