KoreaKit
koreakit.celee.workers.dev
Romanize Korean (Hangul) text with the official Revised Romanization rules incl. sound changes (종로 jongno, 신라 silla). mode=name for personal names with common surname spellings (Kim, Lee, Park).
- Category
- Service
- Networks
- Base
- Starting price
- $0.003
- Paid calls, 30 days
- 37
- Payers, 30 days
- 7
How to pay
Call an endpoint, read the price in the 402 answer, and pay from your own wallet with any x402 client on Base. The payment goes straight to the provider: Autonomo lists this API but isn't part of the payment. See The x402 directory.
Paid endpoints
10 endpoints, sorted by usage. Prices are per request.
| Endpoint | Price | Network | Facilitator | Calls / 30d |
|---|---|---|---|---|
GET/v1/validate/brn Validate the checksum of a South Korea business registration number (사업자등록번호, 10 digits) and classify the entity type (individual, corporation HQ/branch, non-profit). Offline checksum only. | $0.003 | Base | Coinbase CDP | 10 |
GET/v1/business-days/add Add or subtract N South Korea business days (영업일) to a date, skipping weekends and all Korean public holidays incl. substitute holidays. Use for payment due dates, delivery and contract deadlines. | $0.003 | Base | Coinbase CDP | 3 |
GET/v1/business-days/count Count South Korea business days (영업일) between two dates, inclusive of both ends, excluding weekends and Korean public holidays. | $0.003 | Base | Coinbase CDP | 3 |
GET/v1/holidays South Korea public holidays for a year (2015-2050): 설날·추석 (lunar), 대체공휴일 substitute holidays, election days, temporary holidays, and the 2026 additions 노동절 (May 1) and 제헌절 (Jul 17). Korean and English names. KASI lunar data. | $0.003 | Base | Coinbase CDP | 3 |
GET/v1/holidays/check Check whether a date is a South Korea public holiday, weekend, or business day (영업일), with holiday names. Includes 대체공휴일 and 2026 노동절·제헌절. | $0.003 | Base | Coinbase CDP | 3 |
GET/v1/lunar/from-solar Convert a Gregorian date (양력) to the Korean lunar calendar date (음력), leap-month flag and 간지 names, KASI standard. | $0.003 | Base | Coinbase CDP | 3 |
GET/v1/lunar/to-solar Convert a Korean lunar calendar date (음력) to the Gregorian date (양력) with 간지 (sexagenary) names, KASI standard. For birthdays, 제사, traditional events. | $0.003 | Base | Coinbase CDP | 3 |
GET/v1/text/amount Write a number as a Korean amount in words: spoken form, formal 일금…원정 contract form for invoices and contracts, and 갖은자 hanja (壹貳參). Up to 20 digits. | $0.003 | Base | Coinbase CDP | 3 |
GET/v1/text/josa Choose the grammatically correct Korean particle (은/는, 이/가, 을/를, 과/와, 으로/로 …) for a word, number or acronym, based on its final consonant (받침). For templated Korean text generation. | $0.003 | Base | Coinbase CDP | 3 |
GET/v1/text/romanize Romanize Korean (Hangul) text with the official Revised Romanization rules incl. sound changes (종로 jongno, 신라 silla). mode=name for personal names with common surname spellings (Kim, Lee, Park). | $0.003 | Base | Coinbase CDP | 3 |
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