An MCP Server for Korean stock analysis using OPEN DART API and KRX API
Author:@jjlabsio
Updated at:

Finance & Fintech

Korea Stock MCP Server

๐Ÿ‡ฐ๐Ÿ‡ท ํ•œ๊ตญ์–ด | ๐Ÿ‡บ๐Ÿ‡ธ English

ํ•œ๊ตญ ์ฃผ์‹ ๋ถ„์„์„ ์œ„ํ•œ MCP ์„œ๋ฒ„์ž…๋‹ˆ๋‹ค.
DART(์ „์ž๊ณต์‹œ์‹œ์Šคํ…œ)์™€ KRX(ํ•œ๊ตญ๊ฑฐ๋ž˜์†Œ) ๊ณต์‹ API๋ฅผ ํ†ตํ•ด ์ฃผ๊ฐ€ ์ •๋ณด์™€ ๊ณต์‹œ ์ž๋ฃŒ ๊ธฐ๋ฐ˜์˜ AI๋ถ„์„์ด ๊ฐ€๋Šฅํ•ฉ๋‹ˆ๋‹ค.

๐ŸŽฏ ์ฃผ์š” ๊ธฐ๋Šฅ

  • ๐Ÿ” ๊ณต์‹œ๊ฒ€์ƒ‰ - ํšŒ์‚ฌ๋ณ„, ๊ธฐ๊ฐ„๋ณ„ ๊ณต์‹œ ๊ฒ€์ƒ‰
  • ๐Ÿ“Š ๊ณต์‹œ ๋ฐ์ดํ„ฐ - ๊ณต์‹œ๋ณด๊ณ ์„œ ์›๋ณธํŒŒ์ผ ํŒŒ์‹ฑํ•œ ๋ฐ์ดํ„ฐ ์ œ๊ณต
  • ๐Ÿ’ผ ์žฌ๋ฌด์ œํ‘œ ๋ถ„์„ - XBRL ๊ธฐ๋ฐ˜ ์ƒ์„ธ ์žฌ๋ฌด ๋ฐ์ดํ„ฐ
  • ๐Ÿ“ˆ ์ฃผ์‹ ๋ฐ์ดํ„ฐ - KRX(์ฝ”์Šคํ”ผ/์ฝ”์Šค๋‹ฅ) ์ผ๋ณ„ ์ฃผ๊ฐ€์ •๋ณด, ์ข…๋ชฉ ๊ธฐ๋ณธ์ •๋ณด

โšก ๋น ๋ฅธ ์‹œ์ž‘

1๏ธโƒฃ API KEY ๋ฐœ๊ธ‰

๋จผ์ € DART์™€ KRX์˜ API KEY๋ฅผ ๋ฐœ๊ธ‰๋ฐ›์•„์•ผ ํ•ฉ๋‹ˆ๋‹ค.

๐Ÿ“ DART API KEY ๋ฐœ๊ธ‰

  1. ํšŒ์›๊ฐ€์ž…: OPEN DART ํšŒ์›๊ฐ€์ž…
  2. ํ‚ค ์‹ ์ฒญ: ์ธ์ฆํ‚ค ์‹ ์ฒญ ํŽ˜์ด์ง€์—์„œ API KEY ์‹ ์ฒญ
  3. ํ‚ค ํ™•์ธ: ์˜คํ”ˆAPI ์ด์šฉํ˜„ํ™ฉ์—์„œ ๋ฐœ๊ธ‰๋œ API KEY ํ™•์ธ

๐Ÿ“ˆ KRX API KEY ๋ฐœ๊ธ‰

  1. ํšŒ์›๊ฐ€์ž…: KRX OPEN API์—์„œ ํšŒ์›๊ฐ€์ž… ๋ฐ ๋กœ๊ทธ์ธ

  2. ํ‚ค ์‹ ์ฒญ: ๋งˆ์ดํŽ˜์ด์ง€ โ†’ API ์ธ์ฆํ‚ค ์‹ ์ฒญ์—์„œ ์‹ ์ฒญ

  3. ์„œ๋น„์Šค ์‹ ์ฒญ: ์Šน์ธ ํ›„ ์„œ๋น„์Šค์ด์šฉ โ†’ ์ฃผ์‹ ๋ฉ”๋‰ด๋กœ ์ด๋™

  4. API ์ด์šฉ์‹ ์ฒญ: ๋‹ค์Œ 6๊ฐœ ํ•ญ๋ชฉ์—์„œ ๊ฐ๊ฐ "API ์ด์šฉ์‹ ์ฒญ" ํด๋ฆญ

    • ์œ ๊ฐ€์ฆ๊ถŒ ์ผ๋ณ„๋งค๋งค์ •๋ณด
    • ์ฝ”์Šค๋‹ฅ ์ผ๋ณ„๋งค๋งค์ •๋ณด
    • ์ฝ”๋„ฅ์Šค ์ผ๋ณ„๋งค๋งค์ •๋ณด
    • ์œ ๊ฐ€์ฆ๊ถŒ ์ข…๋ชฉ๊ธฐ๋ณธ์ •๋ณด
    • ์ฝ”์Šค๋‹ฅ ์ข…๋ชฉ๊ธฐ๋ณธ์ •๋ณด
    • ์ฝ”๋„ฅ์Šค ์ข…๋ชฉ๊ธฐ๋ณธ์ •๋ณด

    > โฑ๏ธ ์Šน์ธ๊นŒ์ง€ ์•ฝ 1์ผ ์†Œ์š”๋ฉ๋‹ˆ๋‹ค.

  5. ํ‚ค ํ™•์ธ: ์Šน์ธ ํ›„ ๋งˆ์ดํŽ˜์ด์ง€ โ†’ API ์ธ์ฆํ‚ค ๋ฐœ๊ธ‰๋‚ด์—ญ์—์„œ API KEY ํ™•์ธ

2๏ธโƒฃ Claude Desktop ์„ค์ •

  1. Claude Desktop ์‹คํ–‰
  2. ์„ค์ • โ†’ ๊ฐœ๋ฐœ์ž โ†’ ๊ตฌ์„ฑํŽธ์ง‘ ํด๋ฆญ
  3. claude_desktop_config.json ํŒŒ์ผ์— ๋‹ค์Œ ๋‚ด์šฉ ์ถ”๊ฐ€:
{
  "mcpServers": {
    "korea-stock-mcp": {
      "command": "npx",
      "args": ["-y", "korea-stock-mcp@latest"],
      "env": {
        "DART_API_KEY": "<your_dart_api_key>",
        "KRX_API_KEY": "<your_krx_api_key>"
      }
    }
  }
}
  1. ์žฌ์‹œ์ž‘: Claude Desktop์„ ์žฌ์‹œ์ž‘ํ•˜์—ฌ ์„ค์ • ์ ์šฉ

> ์ด์ œ Claude์—์„œ ํ•œ๊ตญ ์ฃผ์‹ ๋ฐ์ดํ„ฐ ๋ถ„์„์„ ์‹œ์ž‘ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

์‚ฌ์šฉ ๊ฐ€๋Šฅํ•œ ๋„๊ตฌ

DART (์ „์ž๊ณต์‹œ์‹œ์Šคํ…œ)

  1. get_disclosure_list - ๊ณต์‹œ๊ฒ€์ƒ‰

    • ๊ณต์‹œ ์œ ํ˜•๋ณ„, ํšŒ์‚ฌ๋ณ„, ๋‚ ์งœ๋ณ„ ๊ณต์‹œ๋ณด๊ณ ์„œ ๊ฒ€์ƒ‰
  2. get_corp_code - ๊ณ ์œ ๋ฒˆํ˜ธ ์กฐํšŒ

    • DART ๋“ฑ๋ก ๊ณต์‹œ๋Œ€์ƒํšŒ์‚ฌ์˜ ๊ณ ์œ ๋ฒˆํ˜ธ, ํšŒ์‚ฌ๋ช…, ์ข…๋ชฉ์ฝ”๋“œ ์ œ๊ณต
  3. get_disclosure - ๊ณต์‹œ๋ณด๊ณ ์„œ ์›๋ฌธ

    • DART API๋ฅผ ํ†ตํ•œ ๊ณต์‹œ๋ณด๊ณ ์„œ ์›๋ณธํŒŒ์ผ ํŒŒ์‹ฑ
  4. get_financial_statement - ์žฌ๋ฌด์ œํ‘œ

    • ์ƒ์žฅ๋ฒ•์ธ ๋ฐ ์ฃผ์š” ๋น„์ƒ์žฅ๋ฒ•์ธ XBRL ์žฌ๋ฌด์ œํ‘œ
    • ์ •๊ธฐ๋ณด๊ณ ์„œ ๋‚ด ๋ชจ๋“  ๊ณ„์ •๊ณผ๋ชฉ ๋ฐ์ดํ„ฐ ์ œ๊ณต

KRX (ํ•œ๊ตญ๊ฑฐ๋ž˜์†Œ)

  1. get_stock_base_info - ์ข…๋ชฉ ๊ธฐ๋ณธ์ •๋ณด

    • ์ฝ”์Šคํ”ผ, ์ฝ”์Šค๋‹ฅ, ์ฝ”๋„ฅ์Šค ์ƒ์žฅ ์ข…๋ชฉ ๊ธฐ๋ณธ ์ •๋ณด
    • ์ข…๋ชฉ๋ช…, ์ข…๋ชฉ์ฝ”๋“œ, ์‹œ์žฅ๊ตฌ๋ถ„ ๋“ฑ ๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ
  2. get_stock_trade_info - ์ผ๋ณ„ ๋งค๋งค์ •๋ณด

    • ์ฝ”์Šคํ”ผ, ์ฝ”์Šค๋‹ฅ, ์ฝ”๋„ฅ์Šค ์ข…๋ชฉ๋ณ„ ์ผ๋ณ„ ๊ฑฐ๋ž˜ ๋ฐ์ดํ„ฐ
    • ์ฃผ๊ฐ€, ๊ฑฐ๋ž˜๋Ÿ‰, ์‹œ๊ฐ€์ด์•ก ๋“ฑ ์ƒ์„ธ ๊ฑฐ๋ž˜ ์ •๋ณด
  3. get_market_type - ์‹œ์žฅ๊ตฌ๋ถ„ ์กฐํšŒ

    • ์ข…๋ชฉ์ฝ”๋“œ๋กœ ํ•ด๋‹น ์ข…๋ชฉ์˜ ์‹œ์žฅ๊ตฌ๋ถ„(์ฝ”์Šคํ”ผ/์ฝ”์Šค๋‹ฅ/์ฝ”๋„ฅ์Šค) ์กฐํšŒ
    • ์ฃผ์‹ ๋ฐ์ดํ„ฐ ์กฐํšŒ ์‹œ ํ•„์š”ํ•œ ์‹œ์žฅ ์ •๋ณด ์ œ๊ณต

๊ธฐํƒ€ ๋„๊ตฌ

  1. get_today_date - ์˜ค๋Š˜ ๋‚ ์งœ ์กฐํšŒ
    • ํ˜„์žฌ ๋‚ ์งœ๋ฅผ YYYYMMDD ํ˜•์‹์œผ๋กœ ์ œ๊ณต
    • AI์˜ ์ •ํ™•ํ•œ ๋‚ ์งœ ์กฐํšŒ๋ฅผ ์œ„ํ•œ ๋„๊ตฌ

์‹ค์ œ ์‚ฌ์šฉ ์˜ˆ์‹œ

๐Ÿ“Š ์žฌ๋ฌด ๋ถ„์„ ์˜ˆ์ œ

ํ”„๋กฌํ”„ํŠธ: "์‚ผ์–‘์‹ํ’ˆ์˜ 2023๋…„, 2024๋…„ 1~4๋ถ„๊ธฐ, 2025๋…„ 1,2๋ถ„๊ธฐ ๋งค์ถœ, ์˜์—…์ด์ต ์กฐ์‚ฌํ•ด์ฃผ๊ณ  ์„ฑ์žฅ๋ฅ ๋„ ์กฐ์‚ฌํ•ด์ค˜"
โ†’ ์‚ผ์–‘์‹ํ’ˆ ๋ถ„์„ ๊ฒฐ๊ณผ ๋ณด๊ธฐ

ํ”„๋กฌํ”„ํŠธ: "์—์ดํ”ผ์•Œ์˜ 23๋…„ 1๋ถ„๊ธฐ๋ถ€ํ„ฐ 25๋…„ 2๋ถ„๊ธฐ๊นŒ์ง€์˜ ๋งค์ถœ, ์˜์—…์ด์ต ์„ฑ์žฅ๊ณผ ์ฃผ๊ฐ€, ์‹œ๊ฐ€์ด์•ก ํ๋ฆ„์„ ์กฐ์‚ฌํ•ด์ค˜"
โ†’ ์—์ดํ”ผ์•Œ ๋ถ„์„ ๊ฒฐ๊ณผ ๋ณด๊ธฐ

๐Ÿข ๊ธฐ์—… ๋ถ„์„ ์˜ˆ์ œ

ํ”„๋กฌํ”„ํŠธ: "HJ์ค‘๊ณต์—…์€ ๋ญ˜ ํ•ด์„œ ๋ˆ์„ ๋ฒ„๋Š” ํšŒ์‚ฌ์ธ์ง€๋ž‘ ์‚ฌ์—…๋ถ€๋ฌธ๋ณ„ ๋งค์ถœ๊นŒ์ง€ ๊ฐ™์ด ์•Œ๋ ค์ค˜"
โ†’ HJ์ค‘๊ณต์—… ๋ถ„์„ ๊ฒฐ๊ณผ ๋ณด๊ธฐ

API ๋ฐ์ดํ„ฐ ์†Œ์Šค

  • DART (์ „์ž๊ณต์‹œ์‹œ์Šคํ…œ): ์ƒ์žฅ๊ธฐ์—… ๊ณต์‹œ ์ •๋ณด ๋ฐ ์žฌ๋ฌด์ œํ‘œ
  • KRX (ํ•œ๊ตญ๊ฑฐ๋ž˜์†Œ): ์ข…๋ชฉ ๊ธฐ๋ณธ์ •๋ณด ๋ฐ ์ผ๋ณ„ ๋งค๋งค์ •๋ณด

๊ธฐ์—ฌํ•˜๊ธฐ

๊ธฐ์—ฌ๋ฅผ ํ™˜์˜ํ•ฉ๋‹ˆ๋‹ค! Pull Request๋ฅผ ๋ณด๋‚ด์ฃผ์„ธ์š”.

  1. ์ด ์ €์žฅ์†Œ๋ฅผ ํฌํฌํ•˜์„ธ์š”
  2. ๊ธฐ๋Šฅ ๋ธŒ๋žœ์น˜๋ฅผ ๋งŒ๋“œ์„ธ์š” (git checkout -b feature/AmazingFeature)
  3. ๋ณ€๊ฒฝ์‚ฌํ•ญ์„ ์ปค๋ฐ‹ํ•˜์„ธ์š” (git commit -m 'Add some AmazingFeature')
  4. ๋ธŒ๋žœ์น˜์— ํ‘ธ์‹œํ•˜์„ธ์š” (git push origin feature/AmazingFeature)
  5. Pull Request๋ฅผ ์—ด์–ด์ฃผ์„ธ์š”

๋ผ์ด์„ ์Šค

ISC ๋ผ์ด์„ ์Šค

์ง€์›

  • ๐Ÿ› ์ด์Šˆ๊ฐ€ ์žˆ๋‹ค๋ฉด GitHub Issues์— ๋“ฑ๋กํ•ด์ฃผ์„ธ์š”
  • โญ ์œ ์šฉํ•˜๋‹ค๋ฉด ์Šคํƒ€๋ฅผ ๋ˆŒ๋Ÿฌ์ฃผ์„ธ์š”!

๋ฉด์ฑ… ์กฐํ•ญ

๋ณธ ๋„๊ตฌ๋Š” ์ •๋ณด ์ œ๊ณต ๋ชฉ์ ์ด๋ฉฐ, ํˆฌ์ž ์กฐ์–ธ์ด ์•„๋‹™๋‹ˆ๋‹ค. ๋ชจ๋“  ํˆฌ์ž ๊ฒฐ์ •์€ ๋ณธ์ธ ์ฑ…์ž„์ž…๋‹ˆ๋‹ค.


English Version

MCP Server for Korean stock analysis.
Enables AI-powered analysis of stock prices and disclosure data through official APIs from DART (Data Analysis, Retrieval and Transfer System) and KRX (Korea Exchange).

๐ŸŽฏ Key Features

  • ๐Ÿ” Disclosure Search - Search corporate disclosures by company and date
  • ๐Ÿ“Š Disclosure Data - Provides parsed data from original disclosure reports
  • ๐Ÿ’ผ Financial Statement Analysis - Detailed financial data based on XBRL
  • ๐Ÿ“ˆ Stock Data - KRX (KOSPI/KOSDAQ) daily stock prices and basic stock information

โšก Quick Start

1๏ธโƒฃ API KEY Registration

You need to obtain API KEYs from both DART and KRX.

๐Ÿ“ DART API KEY Registration

  1. Sign Up: Register at OPEN DART
  2. Request Key: Apply for API KEY at Authentication Key Application Page
  3. Check Key: Verify issued API KEY at Open API Usage Status

๐Ÿ“ˆ KRX API KEY Registration

  1. Sign Up: Register and login at KRX OPEN API

  2. Request Key: Apply for API authentication key in My Page โ†’ API Authentication Key Application

  3. Service Application: After approval, go to Service Use โ†’ Stock menu

  4. API Usage Application: Click "API Usage Application" for each of the following 6 items

    • Securities Daily Trading Information
    • KOSDAQ Daily Trading Information
    • KONEX Daily Trading Information
    • Securities Basic Information
    • KOSDAQ Basic Information
    • KONEX Basic Information

    > โฑ๏ธ Approval takes approximately 1 day.

  5. Key Verification: After approval, check API KEY in My Page โ†’ API Authentication Key Issuance History

2๏ธโƒฃ Claude Desktop Setup

  1. Launch Claude Desktop
  2. Go to Settings โ†’ Developer โ†’ Edit Configuration
  3. Add the following content to claude_desktop_config.json:
{
  "mcpServers": {
    "korea-stock-mcp": {
      "command": "npx",
      "args": ["-y", "korea-stock-mcp@latest"],
      "env": {
        "DART_API_KEY": "<your_dart_api_key>",
        "KRX_API_KEY": "<your_krx_api_key>"
      }
    }
  }
}
  1. Restart: Restart Claude Desktop to apply settings

> You can now start analyzing Korean stock data with Claude.

Available Tools

DART (Data Analysis, Retrieval and Transfer System)

  1. get_disclosure_list - Disclosure Search

    • Search disclosure reports by type, company, and date
  2. get_corp_code - Corporate Code Inquiry

    • Provides unique codes, company names, and stock codes of DART-registered disclosure companies
  3. get_disclosure - Disclosure Report Content

    • Parse original disclosure report files through DART API
  4. get_financial_statement - Financial Statements

    • XBRL financial statements for listed and major unlisted companies
    • Provides all account data from periodic reports

KRX (Korea Exchange)

  1. get_stock_base_info - Basic Stock Information

    • Basic information for KOSPI, KOSDAQ, and KONEX listed stocks
    • Basic data including stock names, codes, and market classifications
  2. get_stock_trade_info - Daily Trading Information

    • Daily trading data for KOSPI, KOSDAQ, and KONEX stocks
    • Detailed trading information including stock prices, trading volume, and market capitalization
  3. get_market_type - Market Type Inquiry

    • Query market classification (KOSPI/KOSDAQ/KONEX) by stock code
    • Provides market information needed for stock data queries

Other Tools

  1. get_today_date - Today's Date Inquiry
    • Provides current date in YYYYMMDD format
    • Tool for AI's accurate date inquiry

Real Usage Examples

๐Ÿ“Š Financial Analysis Examples

Prompt: "Investigate Samyang Foods's sales and operating profit for Q1-Q4 2023, Q1-Q4 2024, and Q1-Q2 2025, and also check growth rates"
โ†’ See Samyang Foods Analysis Results

Prompt: "Investigate APR's sales and operating profit growth from Q1 2023 to Q2 2025, along with stock price and market cap trends"
โ†’ See APR Analysis Results

๐Ÿข Corporate Analysis Examples

Prompt: "Tell me what HJ SHIPBUILDING & CONSTRUCTION does to make money and include sales by business segment"
โ†’ See HJ SHIPBUILDING & CONSTRUCTION Analysis Results

API Data Sources

  • DART (Data Analysis, Retrieval and Transfer System): Listed company disclosure information and financial statements
  • KRX (Korea Exchange): Basic stock information and daily trading information

Contributing

Contributions are welcome! Please send us a Pull Request.

  1. Fork this repository
  2. Create a feature branch (git checkout -b feature/AmazingFeature)
  3. Commit your changes (git commit -m 'Add some AmazingFeature')
  4. Push to the branch (git push origin feature/AmazingFeature)
  5. Open a Pull Request

License

ISC License

Support

  • ๐Ÿ› If you have issues, please register them in GitHub Issues
  • โญ If you find it useful, please give it a star!

Disclaimer

This tool is for informational purposes only and is not investment advice. All investment decisions are your own responsibility. </your_krx_api_key></your_dart_api_key></your_krx_api_key></your_dart_api_key>

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