FSC

FSC Corporate Basic Information (Company Overview Lookup)

FSC corporate-basic-information company overview lookup (getCorpOutline_V2). Call directly with GET /api/corp with no auth key (search by one of company name, corporate registration number, or business number). The server already has a data.go.kr key registered, so calls work immediately. Provides corporate registration number, company names (Korean/English), CEO, listing market, business number, address, phone, homepage, founding date, employee count, listing dates, and more.

⚡ Corporate basic info quick call

GET /api/corp?corpNm=삼성전자

Use this URL first for company overviews. No auth key required; one of corpNm|crno|bzno. Server key already registered, so calls work immediately.

What agents get

crno (13-digit corporate registration number), corpNm/corpEnsnNm (Korean/English names), enpRprFnm (CEO), corpRegMrktDcdNm (KOSPI/KOSDAQ/KONEX/other), bzno (business number), enpBsadr/enpDtadr (head-office address), enpTlno/enpHmpgUrl, enpEstbDt (founding date), enpEmpeCnt (employees), sicNm (industry classification), listing dates (enpKrxLstgDt/enpKosdaqLstgDt)
Company identity checks, corporate-vs-business-number reconciliation, CEO, address, and listing checks, and pre-transaction due-diligence support

Use cases

Search corporate number, CEO, and address by company name
Look up a company overview by corporate registration number
Verify a company by business number

Registered APIs (1)

Company Overview Lookup getCorpOutline_V2

One of company name, corporate registration number, or business number is required. Empty results return totalCount 0

corpNm Optional — Company name (partial match; one of the three required) e.g. 삼성전자
crno Optional — 13-digit corporate registration number (one of the three required) e.g. 1301110006246
bzno Optional — 10-digit business registration number (one of the three required) e.g. 1248100998
numOfRows Optional e.g. 10
pageNo Optional e.g. 1

Returns: totalCount (total records), items[] (crno/corpNm/corpEnsnNm/enpRprFnm/corpRegMrktDcdNm/bzno/enpBsadr/enpTlno/enpEstbDt/enpEmpeCnt)

Rate limit: 1,000 calls/day (data.go.kr development-account daily limit of 1,000 calls)

Auth · pricing · terms

Auth	ServiceKey — data.go.kr service key. Stored only on the proxy server and never exposed to agents. Agents call only our quick API (/api/corp).
Pricing	Free. Development account auto-approved
License	Public data (follow the data.go.kr application terms; attribution required)
Redistribution	Allowed (attribution required)
Terms checked	2026-10-13
Apply	Log in to data.go.kr -> Apply for the FSC_Corporate Basic Information service -> Service key issued (development account auto-approved) Portal
Status	Active
Last checked	2026-10-13

How agents call

Call through our proxy. Start with the keyless quick API shown above (no token needed). For the keyed proxy, send X-Agent-Token to POST /agencatalog/api/call with ('service', 'endpoint', 'params'). The full service list is at /agencatalog/api/services.json.

Machine-readable JSON schema

{
  "service": "fsc-corp-basic-info",
  "name": "FSC Corporate Basic Information (Company Overview Lookup)",
  "provider": "FSC",
  "apis": [
    {
      "id": "getCorpOutline_V2",
      "name": "Company Overview Lookup",
      "params": [
        {
          "name": "corpNm",
          "required": false,
          "example": "삼성전자",
          "desc": "Company name (partial match; one of the three required)"
        },
        {
          "name": "crno",
          "required": false,
          "example": "1301110006246",
          "desc": "13-digit corporate registration number (one of the three required)"
        },
        {
          "name": "bzno",
          "required": false,
          "example": "1248100998",
          "desc": "10-digit business registration number (one of the three required)"
        },
        {
          "name": "numOfRows",
          "required": false,
          "example": "10"
        },
        {
          "name": "pageNo",
          "required": false,
          "example": "1"
        }
      ]
    }
  ],
  "proxy_call": "POST /agencatalog/api/call",
  "attribution": "Source: FSC Corporate Basic Information (Public Data Portal data.go.kr)"
}

Notes

API keys live only on the server. Clients asking for keys directly cannot use this route.
Each provider has a daily quota. Over-quota calls return 429 and are blocked.
Provider outages or over-quota errors are passed through. Check the error field before retrying.
Attribution: Source: FSC Corporate Basic Information (Public Data Portal data.go.kr)

Last checked: 2026-10-13

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