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Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

Read-only probes

MCP server · Payments & trading

Kalkulo.eu calculators

Read-only European tax, salary and benefit calculators with official sources and unknowns.

Checks passed
13 / 22

1 failed · 8 not measured

Median response
113 ms

Median of successful probes over 7 days

30-day uptime
Not measured

Share of countable probes over 30 days, including daily rollups. Auth challenges are excluded.

Discovered tools
11

Tool definitions returned by this server

Independent monitoring

Health & checks

Status history

Responded

The server completed its last measured handshake. This is an observation, not a guarantee.

Last checked
Check summary by test group
Test areaPassedFailedUnmeasured
ConnectionCan a client connect and discover tools?
500
Reliability & speedDoes it respond consistently and quickly?
004
Access & authenticationWhat is required to use this server?
102
Tool qualityAre the tool definitions usable by an agent?
400
Publisher identityCan the publisher be traced to its source?
312

Unmeasured means there is not enough evidence to decide. How these checks work

Inspect individual checks 22 recorded

Core

  • Pass
    Reachable

    Latest probe returned HTTP 200 in 113 ms.

  • Pass
    Valid handshake

    protocolVersion 2025-11-25, serverInfo.name kalkulo-eu.

  • Pass
    Lists tools

    tools/list returned 11 tools.

  • Pass
    Current protocol

    Negotiated 2025-11-25. The bar is 2025-06-18 or newer.

  • Pass
    HTTPS

    The endpoint URL is https.

Performance

  • Not measured
    Fast (p50)

    Median latency 113 ms over 1 samples in 7 days. The bar is 1000 ms. Need at least 5 samples.

  • Not measured
    Consistent (p95)

    95th percentile 113 ms over 1 samples in 7 days. The bar is 3000 ms. Need at least 20 samples.

  • Not measured
    Reliable (uptime)

    1 of 1 attempts returned a tool list in 30 days (100%). The bar is 99%. Need at least 30 samples.

  • Not measured
    Stable tool list

    Fewer than two successful probes in 30 days, so tool-list stability is not measured.

Access

  • Pass
    Open access

    tools/list succeeded with no credential, and the record declares none.

  • Not measured
    Standard auth

    Auth is not required, so the OAuth metadata check does not apply.

  • Not measured
    Free tier cited

    No publisher quote has been checked.

Tools

  • Pass
    Tools described

    Every tool description is at least 20 characters.

  • Pass
    Valid input schemas

    Every inputSchema is a JSON Schema object.

  • Pass
    Parameters documented

    90 of 90 parameters have a description (100%). The bar is 80%.

  • Pass
    Safety hints

    Every tool sets readOnlyHint or destructiveHint.

Publisher

  • Pass
    Verified namespace

    Listed in the Official MCP Registry.

  • Pass
    Website matches publisher

    The website host matches the reverse-domain namespace.

  • Fail
    Source repo linked

    No repository URL is on file.

  • Not measured
    Repo owner matches

    This namespace is not an io.github login, so the owner comparison does not apply.

  • Pass
    Recently updated

    Updated 2026-10-05T09:26:04.763411Z, within 180 days.

  • Not measured
    Open-source licence

    No GitHub repository to ask about a licence.

Start using Kalkulo.eu calculators

Connect to this server

Choose your client, copy the configuration, then enable the server in your client’s MCP settings.

Run this command in your terminal, then restart Claude Code.

Claude Code

claude mcp add --transport http kalkulo-eu-calculators https://kalkulo.eu/mcp

Capabilities

Tools 11

czechia_company_car_benefit

Czech taxable benefit for private use of a company car in 2026: 1 %, 0.5 % or 0.25 % of the vehicle's input price including VAT by emission category, and the resulting monthly increase in the income-tax advance and the employee's social and health insurance. Rules year 2026, last updated 2026-09-29. Page: https://kalkulo.eu/cs/kalkulacka-firemni-auto/. Returns result rows (page language), raw engine outputs, sources with lastChecked dates and a disclaimer. Inputs marked "Only used when" are needed only in that case.

Discovered
estonia_redundancy_compensation

Statutory redundancy compensation in Estonia: the employer's one month of average wages (Employment Contracts Act § 100(1)), the Unemployment Insurance Fund (Töötukassa) benefit by length of employment, and compensation for missing notice days. Each part is shown separately; the total only when every part is known. Optional net view. Rules year 2026, last updated 2026-09-26. Page: https://kalkulo.eu/et/kalkulaator-koondamishuvitis/. Returns result rows (page language), raw engine outputs, sources with lastChecked dates and a disclaimer. Inputs marked "Only used when" are needed only in that case.

Discovered
greece_annual_leave

Statutory annual leave days in Greece for 2026 (5- or 6-day week, with seniority increments) and the gross leave allowance for monthly-salaried employees in at least their third calendar year with the employer. Uncovered cases are reported instead of given a number. Rules year 2026, last updated 2026-09-25. Page: https://kalkulo.eu/el/ypologistis-adeias/. Returns result rows (page language), raw engine outputs, sources with lastChecked dates and a disclaimer. Inputs marked "Only used when" are needed only in that case.

Discovered
greece_unemployment_benefit

Regular DYPA unemployment benefit for common unemployed people in Greece, amounts from 2026-04-01: daily and monthly amount by earnings category, dependant supplement, duration in daily allowances, start date, application deadline and Easter/Christmas bonuses. Other categories (construction, seasonal, seafarers, continuation) are reported as outside scope. Rules year 2026, last updated 2026-09-25. Page: https://kalkulo.eu/el/ypologistis-anergias/. Returns result rows (page language), raw engine outputs, sources with lastChecked dates and a disclaimer. Inputs marked "Only used when" are needed only in that case.

Discovered
latvia_vacation_pay

Latvian vacation pay for 2026, gross and net: average daily earnings times vacation days, less employee social insurance (VSAOI 10.5 %) and personal income tax with the €550 monthly non-taxable minimum. Rules year 2026, last updated 2026-09-29. Page: https://kalkulo.eu/lv/atvalinajuma-nauda/. Returns result rows (page language), raw engine outputs, sources with lastChecked dates and a disclaimer. Inputs marked "Only used when" are needed only in that case.

Discovered
list_calculators

Lists the Kalkulo.eu calculators available as tools here, with country, rules year, last update, page URL and the tool name to call.

Discovered
luxembourg_unemployment_benefit

Luxembourg full unemployment benefit (ADEM) with 2026 parameters: 80 % of the average gross salary of the last three months (85 % with a dependent child), capped by multiples of the unskilled social minimum wage that step down over the benefit period. Rules year 2026, last updated 2026-10-29. Page: https://kalkulo.eu/lu/calcul-chomage/. Returns result rows (page language), raw engine outputs, sources with lastChecked dates and a disclaimer. Inputs marked "Only used when" are needed only in that case.

Discovered
malta_vacation_leave

Statutory vacation leave in Malta for 2026 in hours: the 192-hour base plus 24 hours for the three 2026 public holidays that fall on a weekend, pro-rated for part-time hours and a partial year of service, less leave already taken. Rules year 2026, last updated 2026-09-29. Page: https://kalkulo.eu/mt/vacation-leave-calculator/. Returns result rows (page language), raw engine outputs, sources with lastChecked dates and a disclaimer. Inputs marked "Only used when" are needed only in that case.

Discovered
serbia_vat

Serbian VAT in both directions: add VAT to a net amount or extract VAT from a gross amount, at the 20 % general or 10 % special rate (Article 23 of the VAT Law). Rules year 2026, last updated 2026-09-29. Page: https://kalkulo.eu/sr/kalkulator-pdv/. Returns result rows (page language), raw engine outputs, sources with lastChecked dates and a disclaimer. Inputs marked "Only used when" are needed only in that case.

Discovered
slovakia_rental_income_tax

Slovak personal income tax on property rental income for 2026 under § 6(3) of the Income Tax Act: the €500 exemption, proportional expenses, tax base, tax across the 19/25/30/35 % bands, and whether a tax return is required. No tax amount is given while other income or expense verification is unknown. Rules year 2026, last updated 2026-09-25. Page: https://kalkulo.eu/sk/kalkulacka-prijem-z-prenajmu/. Returns result rows (page language), raw engine outputs, sources with lastChecked dates and a disclaimer. Inputs marked "Only used when" are needed only in that case.

Discovered
slovakia_severance_pay

Slovak statutory minimum severance pay (odstupné, Labour Code § 76), wage compensation on immediate termination by the employee (§ 69), the retirement allowance (odchodné, § 76a) and the minimum notice period with dates. All amounts are gross statutory minimums. Rules year 2026, last updated 2026-09-26. Page: https://kalkulo.eu/sk/kalkulacka-odstupne/. Returns result rows (page language), raw engine outputs, sources with lastChecked dates and a disclaimer. Inputs marked "Only used when" are needed only in that case.

Discovered

Recent measurements

Probe history

View status
Latest stored probes. Raw probe rows are kept for 14 days.
CheckedResultResponseTools
Connected113 ms11