Public holidays

lookup.holidays
Add to your agent
ISO 3166-1 alpha-2 country code, e.g. DE
A date to check, YYYY-MM-DD
Weekend days, 0 = Sunday. Saturday and Sunday by default.
Log in to run it
Results appear here

Provider

Opentoolsfree

Use it from your agent

View schema →
Once Opentools is connected, just ask your agent:
“Is 26 December a business day in Germany?”“List the UK bank holidays for next year.”
Connect Claude, Cursor or another MCP client →

Often used with

Phone numberslookup.phoneValidate and format numbers.Validate IBANlookup.ibanCheck IBANs offline.EU VAT checklookup.vatValidate a VAT number with VIES.Exchange rateslookup.fxECB rates, latest or historical.