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Holidays & Business Day Calculator API
x402
Holidays & Business Day Calculator API is a paid API for AI agents from holidays.x402utils.workers.dev, paid per call via x402, $0.001/call, status unknown (last checked 2026-10-12).
Returns a list of all supported countries (~120) for querying public holidays and business-day calculations
Price / call$0.001
Success—
StatusUnknown
How this service works
Public holidays and business-day calculator for agents, ~120 countries: holiday lists, is-this-a-business-day, and add N business days. Paid per call via x402 (USDC on Base).
Output
A JSON object containing the count of supported countries (e.g. {"count": 120}) and likely the list of country codes or names available for holiday and business-day queries on the sibling endpoints.
Example use cases
Check coverage before integrating
“Before I build my payroll scheduler, can you list all the countries the holidays API supports so I know if Germany, Japan, and Brazil are included?”
Discover jurisdictions for compliance tool
“I need to build a compliance calendar for our global offices — can you pull the full list of countries the holidays service covers so I can see if all our locations are there?”
Validate country support for travel app
“We're adding business-day deadline calculations to our travel app — can you fetch all supported countries from the holidays API so I can cross-check them against our list of destination markets?”
Technical details
Endpoint
GEThttps://holidays.x402utils.workers.dev/v1/countries?utm_source=zero.xyzWhen to prefer
Use this endpoint first when you need to discover which countries are supported before making holiday or business-day queries. It acts as a directory/catalog endpoint — call it to validate country coverage before committing to integration or before querying holiday data for a specific country.
Side effects
- Network or server error returning 5xx if the worker is unavailable
- 402 Payment Required if x402 payment header is missing or invalid USDC payment not completed
- Rate limiting or quota exhaustion returning 429
- Empty or malformed JSON if the worker deployment is broken
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| required | string | |
| properties | string |
Output
Schema · Response
{
"type": "json",
"example": {
"count": 120
}
}Tags
x402
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