How do I get a DART API key?
Sign up at [opendart.fss.or.kr](https://opendart.fss.or.kr), log in, and apply for an API key. It is issued instantly and free of charge.
@SongHyojun0228
### Server Name
使用下面的配置,将此服务器添加到你的 MCP 客户端。
{
"mcpServers": {
"opendart": {
"command": "npx",
"args": [
"-y",
"opendart-mcp"
],
"env": {
"DART_API_KEY": "<YOUR_API_KEY>"
}
}
}
}Search for a Korean company and get basic corporate info (한국 기업 검색 및 기본 정보 조회). Input can be a company name (삼성전자), stock code (005930), or DART corp code (00126380).
Search DART disclosure filings (공시 보고서 검색). Can search by company or browse all recent filings. Returns filing title, date, and DART link.
Get key financial data for a Korean company (기업 주요 재무 데이터 조회). Returns revenue, operating profit, net income, total assets/liabilities/equity with year-over-year change rates.
Compare financial data across multiple Korean companies (다중 회사 재무 비교). Shows revenue, operating profit, and net income side by side.
Get full financial statements with all account items (전체 재무제표 상세 조회). Returns every line item of BS, IS, CIS, CF, or SCE.
penDART MCP connects AI agents (Claude Desktop, Cursor, etc.) to Korea’s DART (Electronic Disclosure System) official corporate filings. It lets you ask natural‑language questions like “Show me Samsung Electronics’ financial statements” and get real answers from public Korean financial data.
Add the server to your AI client’s MCP configuration (e.g., claude_desktop_config.json). Run with npx opendart-mcp and set the DART_API_KEY environment variable. A free API key is obtained from opendart.fss.or.kr. Corporate codes are downloaded automatically on first start.
Sign up at [opendart.fss.or.kr](https://opendart.fss.or.kr), log in, and apply for an API key. It is issued instantly and free of charge.
Yes, it is free. The DART OpenAPI allows up to 10,000 requests per day.
No. The server automatically downloads the corporate code database on first run. You can manually update it later with `npm run update-corp-codes` if needed.
Claude Desktop and Cursor are explicitly supported. Any MCP‑compatible client (including MCP Inspector for debugging) can be used.
The server entry point is `src/index.ts`. Tools are organized in `src/tools/` (disclosure and financial) and utilities in `src/utils/` (DART API client, corp‑code conversion, formatting helpers).

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