J-Quants MCP Server

by shigechikaio.github.shigechika/jquants-mcpv1.3.0

MCP server for retrieving Japanese stock market data via J-Quants API v2

2Pythonstdioofficial registry

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Active8d ago

Install J-Quants MCP server

claude mcp add jquants -- uvx jquants-mcp

{
  "mcpServers": {
    "jquants": {
      "command": "uvx",
      "args": [
        "jquants-mcp"
      ]
    }
  }
}

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

{
  "mcpServers": {
    "jquants": {
      "command": "uvx",
      "args": [
        "jquants-mcp"
      ]
    }
  }
}

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

{
  "servers": {
    "jquants": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "jquants-mcp"
      ]
    }
  }
}

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

{
  "mcpServers": {
    "jquants": {
      "command": "uvx",
      "args": [
        "jquants-mcp"
      ]
    }
  }
}

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

Active — last maintenance signal 8d ago. The newest of the signals below sets the band.

›How do I install the J-Quants MCP server in Claude Code?

Run: claude mcp add jquants -- uvx jquants-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does J-Quants require an API key?

No required environment variables are declared in its published metadata.

›Can I use J-Quants as a remote (hosted) MCP server?

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

›Is J-Quants in the official MCP registry?

Yes, as io.github.shigechika/jquants-mcp.

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