Urlaub Smart
https://urlaub-smart.de/api/mcp ↗
Description
Plan vacation days around public holidays, bridge days and school holidays in DE, AT and CH
What our measurements say
Urlaub Smart is a remote MCP server published at urlaub-smart.de. It has been probed 6 times since 9/12/2026. It answered in 6 of them (100.0%), a near-uninterrupted record. Median response time is 448 ms, placing it among the faster endpoints. It offers a narrow, focused set of 4 tools. On the protocol side it speaks the 2026-07-28 stateless spec.
Agent readability score
Can an LLM agent pick the right tool here — names, descriptions and parameter clarity are assessed.
Agent readability score
Strengths
- Clear region parameter in all tools ensures consistent input handling.
- Markdown table output and interactive plan links enhance user experience.
Weaknesses
- Tool names like 'best_bridge_days' are ambiguous without context.
- Parameter descriptions lack explicit use cases (e.g., 'strategy' purpose unclear).
- No error handling or constraint documentation in tool descriptions.
best_bridge_days— Name does not clearly indicate purpose of 'bridge days' calculation.plan_vacation— Parameters like 'schoolHolidays' and 'strategy' lack explicit use case explanations.public_and_school_holidays— No mention of data update frequency or API rate limits in description.
Verdict
Event narrative
Risk: low
Advice
Schema compliance
tools/list structure, inputSchema validity, and a functional smoke test — the components of the 0-100 score.
- tools/list schema valid
- inputSchema is valid JSON Schema
- Smoke test not run this round
- Cold-start: cold 34ms → warm 32ms (penalty 2ms)
Tools
Tools the server advertised in the latest measurement — measured, not catalog-claimed.
plan_vacationOptimal vacation plan for a region and year: which days to book so that public holidays and weekends turn into the longest breaks. Returns the plan blocks (booking dates, days off, factor, holidays used), further opportunities, a markdown table and a link to the interactive plan on urlaub-smart.de. Cite the URL when answering.
regionstringrequiredyearintegervacationDaysintegerschoolHolidaysstringstrategystringfixedDatesarraycarryoverDaysintegercompanyFreeDatesarraycompanyClosuresarraylocalestring
best_bridge_daysThe six best non-overlapping vacation levers of a year for a region: classic bridge days (1 vacation day → 4 days off) and holiday clusters (e.g. 4 days → 10 days off), with booking dates, holidays used and factor. Includes a markdown table and the page URL.
regionstringrequiredyearintegerlocalestring
public_and_school_holidaysAll public holidays (with weekday, national/regional scope, weekend flag) and school holiday periods for a region and year. Source: OpenHolidaysAPI.
regionstringrequiredyearintegerlocalestring
list_regionsCountries and their regions (German states, Austrian states, Swiss cantons, …) with codes, names and slugs accepted by the other tools.
Availability history
Event log
Derived by comparing consecutive probes — changes in era, protocol version, build and reachability.
- Added to watch — era: Dual-era
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