Toss Invest MCP Server

by wi9ineio.github.wi9ine/toss-investv0.2.1

Access Toss Securities market, account, and opt-in trading APIs through MCP.

0Node.jsstdioofficial registry

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Active15d ago

Install Toss Invest MCP server

claude mcp add toss-invest -e TOSS_CLIENT_ID='<toss-client-id>' -e TOSS_CLIENT_SECRET='<toss-client-secret>' -- npx -y @wi9ine/toss-invest-mcp

{
  "mcpServers": {
    "toss-invest": {
      "command": "npx",
      "args": [
        "-y",
        "@wi9ine/toss-invest-mcp"
      ],
      "env": {
        "TOSS_CLIENT_ID": "<toss-client-id>",
        "TOSS_CLIENT_SECRET": "<toss-client-secret>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "toss-invest": {
      "command": "npx",
      "args": [
        "-y",
        "@wi9ine/toss-invest-mcp"
      ],
      "env": {
        "TOSS_CLIENT_ID": "<toss-client-id>",
        "TOSS_CLIENT_SECRET": "<toss-client-secret>"
      }
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "toss-invest": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@wi9ine/toss-invest-mcp"
      ],
      "env": {
        "TOSS_CLIENT_ID": "<toss-client-id>",
        "TOSS_CLIENT_SECRET": "<toss-client-secret>"
      }
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "toss-invest": {
      "command": "npx",
      "args": [
        "-y",
        "@wi9ine/toss-invest-mcp"
      ],
      "env": {
        "TOSS_CLIENT_ID": "<toss-client-id>",
        "TOSS_CLIENT_SECRET": "<toss-client-secret>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
TOSS_CLIENT_ID	yes	yes	Toss Securities Open API client ID
TOSS_CLIENT_SECRET	yes	yes	Toss Securities Open API client secret

Freshness

Active — last maintenance signal 15d ago. The newest of the signals below sets the band.

Last commit (default branch)
2026-09-25 · 15d ago · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
2026-09-25 · 15d ago · official registry · v0.2.1

FAQ

›How do I install the Toss Invest MCP server in Claude Code?

Run: claude mcp add toss-invest -e TOSS_CLIENT_ID='<toss-client-id>' -e TOSS_CLIENT_SECRET='<toss-client-secret>' -- npx -y @wi9ine/toss-invest-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Toss Invest require an API key?

Yes. It expects TOSS_CLIENT_ID, TOSS_CLIENT_SECRET, of which 2 are secrets.

›Can I use Toss Invest as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is Toss Invest in the official MCP registry?

Yes, as io.github.wi9ine/toss-invest.