INDIVIDUAL MCP TOOL

next_holiday

The next public holidays of a country after today (in the country's or the given time zone), with the number of days until each.

whathappen.todaynone authenticationAvailability not checked

LIVE ENDPOINT

https://whathappen.today/mcp

No auth detected

Connect to this endpoint to inspect the live schema for next_holiday and invoke it with your own arguments.

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Inferred read-only · medium confidence · heuristic, not a guarantee.

No write-capable action terms were found; this is not proof that invocation has no side effects.

CONNECT WITH APPROVAL

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.whathappen]
url = "https://whathappen.today/mcp"
enabled = true

Claude Code

.mcp.json

{
  "mcpServers": {
    "whathappen": {
      "type": "http",
      "url": "https://whathappen.today/mcp"
    }
  }
}

Claude Desktop

Settings → Connectors → Add custom connector

Name: whathappen
Remote MCP URL: https://whathappen.today/mcp

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "whathappen": {
      "url": "https://whathappen.today/mcp"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

{
  "servers": {
    "whathappen": {
      "type": "http",
      "url": "https://whathappen.today/mcp"
    }
  }
}

Generic MCP

Client-specific MCP configuration

{
  "name": "whathappen",
  "transport": "streamable-http",
  "url": "https://whathappen.today/mcp"
}

MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

today — Today's date in a time zone: weekday, ISO week, day of the year, days left in the year, moon phase and UTC offset.
date_info — Weekday, ISO week, day of the year, moon phase and (with a country) holiday status for any date from 0001-01-01 to 9999-12-31, plus how many days it is from today.
holidays — All public holidays of one country for a year (2020–2030), including substitute days off, dates not yet officially confirmed (moon sightings, yearly announcements), and China's make-up working days.
on_this_day — Notable events, births, deaths and observances for a calendar day, from Wikipedia (CC BY-SA 4.0; the result carries the attribution to show).
list_countries — The 28 countries with holiday data, their default time zone and what each list covers.