Korea & Asia Everyday Calculators (kWhmate)
Free calculators with sources: electricity bills (KR/TW/PH/JP), Korea taxi fares, tax refunds.
| Endpoint | https://kwhmate.com/api/mcp (streamable-http) |
|---|---|
| Registry version | 1.0.0 |
| Now | 19 tools · grade B (84) · pin ts_b436ebf46651447b6bb6c8e1a837dd08 · protocol 2025-06-18 |
| First / last listed | 2026-10-27 05:49 UTC / 2026-10-27 05:49 UTC |
| Grade over time | 2026-10-27: B (84), 19 tools |
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Tools: kr_electricity kr_led_savings tw_electricity tw_led_savings ph_meralco ph_led_savings jp_electricity jp_led_savings seoul_taxi busan_taxi korea_tax_refund suneung_score naesin_grade gpa_converter student_loan education_tax_credit gap_investment report_reward travel_budget
kr_electricity | Korea household electricity bill (KEPCO residential low-voltage, progressive tiers). Same code as https://kwhmate.com/ko/electricity-bill/. Reference: 기준: 2026년 4분기 요금 · 출처: 한국전력공사 주택용 전력(저압) 요금표. Returns an estimate with the source and page URL. params: kwh*, season |
kr_led_savings | Korea LED replacement savings (household tiers or shop unit price). Same code as https://kwhmate.com/ko/led-savings/. Reference: 기준: 2026년 한전 주택용 저압 요금표(기타 계절) · 가게·사무실은 고지서 단가 직접 입력. Returns an estimate with the source and page URL. params: count, hours_per_day, old_watts, new_watts, mode, other_kwh, unit_price, led_cost |
tw_electricity | Taiwan electricity bill (Taipower residential progressive rates). Same code as https://kwhmate.com/tw/electricity-bill/. Reference: 依據：台灣電力公司 2025年10月1日起實施之住宅用累進電價（2026年電價審議會凍漲）. Returns an estimate with the source and page URL. params: kwh*, summer, bimonthly |
tw_led_savings | Taiwan LED replacement savings (Taipower non-summer, monthly brackets). Same code as https://kwhmate.com/tw/led-savings/. Reference: 依據：台電住宅用累進電價（非夏月、單月級距）. Returns an estimate with the source and page URL. params: count, hours_per_day, old_watts, new_watts, other_kwh, led_cost |
ph_meralco | Philippines Meralco bill (this month's residential rate). Same code as https://kwhmate.com/ph/meralco-bill-calculator/. Reference: Source: Meralco rate announcement for October 2026 · lifeline discounts and local taxes not included. Returns an estimate with the source and page URL. params: kwh* |
ph_led_savings | Philippines LED replacement savings (Meralco rates). Same code as https://kwhmate.com/ph/led-savings/. Reference: Rates: Meralco residential rates, October 2026. Returns an estimate with the source and page URL. params: count, hours_per_day, old_watts, new_watts, other_kwh, led_cost |
jp_electricity | Japan electricity bill (TEPCO Juryo Dento B). Same code as https://kwhmate.com/jp/electricity-bill/. Reference: 出典：東京電力エナジーパートナー「従量電灯B・C」・燃料費調整単価等一覧、経済産業省「2026年度の賦課金単価」. Returns an estimate with the source and page URL. params: kwh*, amperes, fuel_adjustment |
jp_led_savings | Japan LED replacement savings (TEPCO Juryo Dento B, 30 A). Same code as https://kwhmate.com/jp/led-savings/. Reference: 出典：東京電力エナジーパートナー「従量電灯B」. Returns an estimate with the source and page URL. params: count, hours_per_day, old_watts, new_watts, other_kwh, led_cost |
seoul_taxi | Seoul taxi fare (regular mid-size taxi meter estimate). Same code as https://koreasurvivalkit.com/taxi-fare-calculator/. Reference: Source: Seoul Metropolitan Government, mid-size taxi fares in effect since 1 February 2023 (checked September 2026). Returns an estimate with the source and page URL. params: km*, slow_traffic_minutes, hour, outside_seoul |
busan_taxi | Busan taxi fare (regular mid-size taxi meter estimate). Same code as https://koreasurvivalkit.com/busan-taxi-fare-calculator/. Reference: Source: Busan Metropolitan City, taxi fares in effect since 1 June 2023 (checked September 2026). Returns an estimate with the source and page URL. params: km*, slow_traffic_minutes, hour, outside_busan |
korea_tax_refund | Korea tourist tax (VAT) refund estimate. Same code as https://koreasurvivalkit.com/tax-refund-calculator/. Reference: Sources checked October 2026: VISITKOREA, Korea.net, Incheon Airport, Visit Seoul. Returns an estimate with the source and page URL. params: amounts*, store, stay_days |
suneung_score | 수능 표준점수·등급 (Korean CSAT standard score and grade). Same code as https://gyesanmate.com/suneung-score/. Reference: 기준: 2027학년도 수능(한국교육과정평가원) · 실제 등급컷은 해마다 채점 결과로 달라짐. Returns an estimate with the source and page URL. params: subject, raw, mean, sd, percentile, english_raw |
naesin_grade | 내신 등급 (Korean high-school class rank → grade, 5- or 9-grade system). Same code as https://gyesanmate.com/naesin-grade/. Reference: 기준: 고교 내신 상대평가 누적 비율 · 최종 등급은 학교 성적표 기준. Returns an estimate with the source and page URL. params: system, rank*, ties, students* |
gpa_converter | 학점 비례 환산 (GPA scale conversion 4.5 / 4.3 / 4.0). Same code as https://gyesanmate.com/gpa-converter/. Reference: 기준: 단순 비례 환산(참고용) · 학교·기업마다 환산식이 다르므로 지원처 기준이 우선. Returns an estimate with the source and page URL. params: score*, from_scale, to_scale |
student_loan | 학자금대출 상환 (Korean student loan: standard repayment or income-contingent ICL). Same code as https://gyesanmate.com/student-loan-repayment/. Reference: 출처: 교육부고시 제2026-12호(2026학년도 2학기, 시행 2026.7.1) · 상환율은 최신 공지 확인. Returns an estimate with the source and page URL. params: type, principal, rate_percent, defer_years, repay_years, gross_salary, degree |
education_tax_credit | 교육비 세액공제 (Korean education expense tax credit, 2026 spending). Same code as https://gyesanmate.com/education-tax-credit/. Reference: 출처: 소득세법 제59조의4, 2025년 세법개정(2025.12 국회 통과). Returns an estimate with the source and page URL. params: items*, decided_tax |
gap_investment | 갭투자 실투자금 (Korean "gap" investment: acquisition tax, brokerage, cash needed). Same code as https://gyesanmate.com/gap-investment/. Reference: 출처: 지방세법 제13조의2(시행 2026.1.1)·제151조 · 1주택 세율·중개보수는 최신 공지 확인 · 투자 권유 아님. Returns an estimate with the source and page URL. params: price*, jeonse*, houses, adjusted_area, over_85m2, other_costs, growth_percent, years |
report_reward | 신고 포상금·보상금 (Korean whistleblower rewards: tax evasion, hidden assets, card refusal, public interest, corruption). Same code as https://gyesanmate.com/reward/calculator/. Reference: 확인일 2026-10-12 · 출처: 국세기본법 시행령 제65조의4, 공익신고자 보호법 시행령 제22조, 부패방지권익위법 시행령 제77조 · 참고용 추정치. Returns an estimate with the source and page URL. params: kind, amount* |
travel_budget | 국내 여행 예산 (Korea domestic trip budget: transport, stay, food, admission ranges). Same code as https://gyesanmate.com/travel-budget/. Reference: 확인일 KTX 2026-10-12·고속버스 2026-10-13 · 출처: 국토교통부 발표(KTX), KOBUS 시간표조회(고속버스) · 결과는 추정치. Returns an estimate with the source and page URL. params: from, to, nights, people, mode, bus_grade, fare, car_km, car_km_per_l, fuel_price, toll, rooms, stay_min, stay_max, food_min, food_max, admission_min, admission_max |
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