v1.0 — 6 Endpoints + MCP

GovData Korea API

Korea's public data, developer-friendly. No more XML. No more Korean-only docs.

data.go.kr has 70,000+ datasets but terrible DX — XML responses, Korean documentation, complex authentication. We fixed that.

View Endpoints MCP Integration

Before vs After

data.go.kr (before)

<response>
  <header>
    <resultCode>00</resultCode>
    <resultMsg>NORMAL SERVICE.</resultMsg>
  </header>
  <body>
    <items>
      <item>
        <cur_unit>USD</cur_unit>
        <deal_bas_r>1,380.5</deal_bas_r>
        <cur_nm>미 달러</cur_nm>
      </item>
    </items>
  </body>
</response>

GovData Korea API (after)

{
  "success": true,
  "baseCurrency": "KRW",
  "data": [
    {
      "currency": "USD",
      "currencyName": "US Dollar",
      "rate": 1380.5,
      "unit": 1
    }
  ]
}

Endpoints

GET
/api/v1/exchange-rates?currency=USD
KRW exchange rates — USD, EUR, JPY, CNY, GBP, and more. Bank of Korea reference rates.
GET
/api/v1/holidays?year=2026
Korean public holidays with English + Korean names. 2024-2026.
GET
/api/v1/population?region=Seoul
Population, households, area, density for all 17 regions. 2024 KOSIS data.
GET
/api/v1/economic-indicators?indicator=gdp
GDP, CPI, unemployment, interest rate, trade balance, housing index.
GET
/api/v1/business-types?code=C&search=manufacturing
KSIC Rev.10 Korean business classification codes (A-U).
GET
/api/v1/postal-codes?query=강남
Korean postal code lookup by district, city, area name (Korean or English).
POST
/mcp
MCP (Model Context Protocol) endpoint — 6 tools for AI agents.

Why GovData Korea

Clean JSON

No more XML parsing. Every response is structured JSON with consistent error handling.

English + Korean

All field names in English. Korean names included as secondary fields for localization.

MCP-Ready

Built-in MCP endpoint so AI agents can query Korean government data natively.

No Auth Required

No API key needed for basic access. No data.go.kr registration. Just call the endpoint.

Real Data

Sourced from Bank of Korea, KOSIS, Statistics Korea, Korea Post. Authoritative numbers.

Edge-Fast

Deployed on Cloudflare Workers. Sub-10ms responses from 300+ global locations.

MCP Integration

Add to your Claude Desktop or AI agent config:

{
  "mcpServers": {
    "govdata-korea": {
      "type": "url",
      "url": "https://api.lazy-mac.com/govdata-korea/mcp"
    }
  }
}