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

Read-only probes

MCP server · Payments & trading

Korea Payroll & Tax (kkuldogu)

South Korea 2026 payroll, tax & labor: 33 calculators from net pay to year-end tax settlement.

Checks passed
11 / 22

3 failed · 8 not measured

Median response
104 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
33

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?
310
Publisher identityCan the publisher be traced to its source?
222

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 104 ms.

  • Pass
    Valid handshake

    protocolVersion 2025-11-25, serverInfo.name kkuldogu-korea-payroll.

  • Pass
    Lists tools

    tools/list returned 33 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 104 ms over 1 samples in 7 days. The bar is 1000 ms. Need at least 5 samples.

  • Not measured
    Consistent (p95)

    95th percentile 104 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

    157 of 157 parameters have a description (100%). The bar is 80%.

  • Fail
    Safety hints

    33 tools set neither readOnlyHint nor destructiveHint.

Publisher

  • Pass
    Verified namespace

    Listed in the Official MCP Registry.

  • Not measured
    Website matches publisher

    This namespace is not a reverse domain, so the website comparison does not apply.

  • Fail
    Source repo linked

    No repository URL is on file.

  • Fail
    Repo owner matches

    The GitHub repository owner does not match the namespace login.

  • Pass
    Recently updated

    Updated 2026-11-10T14:24:02.662119Z, within 180 days.

  • Not measured
    Open-source licence

    No GitHub repository to ask about a licence.

Start using Korea Payroll & Tax (kkuldogu)

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 korea-payroll-tax-kkuldogu https://api.kkuldogu.com/mcp

Capabilities

Tools 33

annual_leave

South Korea paid annual leave under the Labor Standards Act: days currently available, remaining days, next accrual, and payout value of unused leave.

Discovered
average_wage

South Korea average wage (pyeonggyun imgeum): daily average over the 3 months before the last working day, the basis for severance pay and unemployment benefit; falls back to the ordinary wage when that is higher.

Discovered
bonus_tax

South Korea tax withheld on a bonus or incentive payment: income tax by the simplified-table bonus method over the payment period, local tax and employment insurance, and the net bonus.

Discovered
brokerage_fee

South Korea real-estate brokerage fee ceiling (bokbi) for a sale, jeonse or monthly-rent lease of a house or officetel: statutory rate bracket, fee cap and VAT.

Discovered
business_days

South Korea business days: count working days between two dates, or find the date N business days later, skipping weekends and Korean public holidays (2025-2027 table incl. substitute holidays).

Discovered
card_income_deduction

South Korea credit card income deduction for year-end settlement: deduction from credit, debit/cash, traditional market/transit and culture spending above 25% of salary, with limits and estimated tax saved.

Discovered
child_benefits

South Korea government cash support for a newborn: first-meeting voucher, parent benefit for ages 0-1 and the monthly child allowance up to age 9, with a dated schedule.

Discovered
daily_worker_tax

South Korea daily (day-labor) worker tax: income tax after the KRW 150,000 daily deduction and 55% credit, local tax and employment insurance, for wages paid daily or in one lump sum.

Discovered
dismissal_notice_pay

South Korea dismissal notice allowance: 30 days of ordinary wage owed when an employer gives less than 30 days notice (not owed for under 3 months of service).

Discovered
freelancer_withholding

South Korea 3.3% business-income withholding for freelancers (3% income tax + 0.3% local tax), in either direction: net from gross, or the gross to invoice for a target net.

Discovered
gross_from_net

Reverse South Korea take-home pay: the gross monthly and annual salary needed to reach a target monthly net pay after 2026 social insurance and withheld income tax.

Discovered
jeonse_wolse_conversion

Convert between South Korean jeonse deposit and monthly rent (wolse) at a conversion rate, with the statutory 4.5% cap check on a landlord's asked rent.

Discovered
maternity_leave_pay

South Korea maternity leave pay for 90 days (120 for multiple births): split between employer and employment insurance, with the 2026 monthly cap of KRW 2.2 million.

Discovered
minimum_wage_check

Check a South Korean monthly wage against the 2026 minimum wage (KRW 10,320/hour): counts base pay, monthly regular bonus and cash welfare allowances, supports the 90% probation rate.

Discovered
monthly_rent_tax_credit

South Korea monthly rent (wolse) tax credit at year-end settlement: 17% or 15% of up to KRW 10 million rent for homeless tenants earning up to KRW 80 million.

Discovered
net_pay

South Korea take-home pay for an employee: monthly net salary after national pension, health and long-term care insurance, employment insurance, and withheld income tax (2026 NTS simplified withholding table) plus local income tax.

Discovered
ordinary_wage

South Korea ordinary wage (tongsang imgeum): hourly and daily ordinary wage from base pay, fixed allowances and regular bonuses, the basis for overtime, unused leave and dismissal notice pay.

Discovered
other_income_tax

South Korea other-income (gita sodeuk) withholding of 22% on income after deemed expenses, e.g. lecture fees, manuscript fees and prizes, with the KRW 50,000 exemption threshold.

Discovered
overtime_pay

South Korea overtime, night and holiday work premiums under the Labor Standards Act (1.5x overtime, +0.5x night, 1.5x/2x holiday); workplaces with fewer than 5 employees get no premium.

Discovered
parental_leave_benefit

South Korea parental leave benefit from employment insurance, month by month with caps, including the 6+6 both-parents scheme and single parents.

Discovered
part_time_pay

South Korea part-time (alba) monthly pay from an hourly wage and schedule, including weekly holiday pay, after either 3.3% withholding or the four social insurances plus income tax.

Discovered
paternity_leave_pay

South Korea spouse (paternity) childbirth leave pay for the 20 paid days, and how much employment insurance covers at priority-support companies.

Discovered
pension_savings_tax_credit

South Korea pension savings and IRP tax credit: 16.5% or 13.2% (incl. local tax) of contributions up to KRW 9 million, and the extra refund from filling the remaining limit.

Discovered
reduced_hours_childcare_benefit

South Korea reduced working hours for childcare benefit: monthly employment-insurance top-up (first 10 reduced hours at 100%, rest at 80%, with caps) plus the reduced employer pay.

Discovered
retirement_income_tax

South Korea retirement income tax on a severance payment: service-year deduction, converted-pay deduction, national and local tax, and the reduced tax if received as an IRP pension.

Discovered
severance_pay

South Korea statutory severance pay (toejikgeum): 30 days of average wage per year of service, with retirement income tax, from hire date, last working day and last 3 months of pay.

Discovered
shutdown_allowance

South Korea business shutdown allowance (hyueop sudang): 70% of average wage, or the ordinary wage if that is lower, for days the employer suspends work (5+ employee workplaces).

Discovered
social_insurance

South Korea four major social insurances (national pension, health, long-term care, employment) for a monthly wage: employee deductions and employer contributions at 2026 rates.

Discovered
unemployment_benefit

South Korea unemployment benefit (job-seeking allowance, silup geupyeo): daily amount with 2026 cap and floor, number of benefit days, and total.

Discovered
vat

South Korea 10% VAT: split a VAT-inclusive total into supply amount and VAT, or add VAT to a supply amount, with Korean rounding.

Discovered
wage_conversion

Convert between hourly wage, monthly salary and annual salary the South Korean way (monthly hours include paid weekly holiday hours, 209 for a 40-hour week), with a 2026 minimum wage check.

Discovered
weekly_holiday_pay

South Korea weekly holiday pay (juhyu sudang): the paid weekly rest allowance owed to workers contracted for 15+ hours a week, with weekly and monthly pay including it.

Discovered
year_end_tax_settlement

South Korea year-end tax settlement (yeonmal jeongsan) estimate for employees: refund or additional tax from gross salary, dependents, card spending and the main deductions and credits, choosing itemized vs standard credit.

Discovered

Recent measurements

Probe history

View status
Latest stored probes. Raw probe rows are kept for 14 days.
CheckedResultResponseTools
Connected104 ms33