holidays_*verifiedfirst-party
Public holidays
by Obolo
Public holidays for 100+ countries: by year, upcoming, and is-it-a-holiday lookups.
Tools
3per callholidays_is_holiday
Is a date a public holiday in a country? Returns the matching holidays.
read-onlyidempotent
incl.
holidays_list
Public holidays of a country for a year (defaults to the current year).
read-onlyidempotent
incl.
holidays_next
Upcoming public holidays (next 365 days) for a country.
read-onlyidempotent
incl.
Verification
What tier “verified” guarantees semantically. Not a control executed on this server — items not yet run are shown as pending.
Ownership proven (DNS + registry)9/11/2026
Static analysis of the declared schema9/11/2026
Stable canonical manifest hash9/11/2026
Schema & anti rug-pull
no drift · alerts on
v1 · a962f02191a9
Last scan: 9/11/2026
Every schema version is hashed. A change in tool descriptions triggers a drift alert before it reaches your agent.
Connection
Connect this API to your agent through its own MCP endpoint. One connection per API you use.
Add it to your agent
run in your terminal
claude mcp add --transport http obolo-holidays https://api.obolo.dev/mcp/holidays \ --header "Authorization: Bearer <your-api-key>"
Replace <your-api-key> with the one you mint on this page.
This endpoint is unique to this API. Each API you add has its own, and all draw from the same balance.