MCP server for retrieving Japanese stock market data via J-Quants API v2
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uvx jquants-mcpAdd this server entry to the mcpServers object in your Claude Desktop config, then restart the app.
{
"mcpServers": {
"io-github-shigechika-jquants-mcp": {
"command": "uvx",
"args": [
"jquants-mcp"
]
}
}
}~/Library/Application Support/Claude/claude_desktop_config.json%APPDATA%\Claude\claude_desktop_config.jsonNo remote HTTP endpoint is advertised. Use the package or stdio setup shown in Install.
J-Quants MCP is an MCP server for MCP server for retrieving Japanese stock market data via J-Quants API v2. It supports STDIO transport.
Use the generated config in Install. This server runs with uvx jquants-mcp; add any required environment variables before starting your client.
Choose the Claude Desktop tab in Install and copy the config for uvx jquants-mcp. Add required environment variables before starting Claude Desktop.
Choose the Claude Code tab in Install and copy the config for uvx jquants-mcp. Add required environment variables before starting Claude Code.
Choose the Codex tab in Install and copy the config for uvx jquants-mcp. Add required environment variables before starting Codex.
Choose the Cursor or VS Code tab in Install and copy the config for uvx jquants-mcp. Add required environment variables before starting Cursor or VS Code.
J-Quants MCP uses STDIO transport. Use the package or command config in Install.
J-Quants MCP inventory is listed when the MCP endpoint exposes tools, resources, or prompts. Some servers require auth first.
J-Quants MCP does not advertise a verified auth requirement. If discovery fails, it may still need provider login, an API key, a bearer token, or a session header.
| Package | Registry | Version | Inputs |
|---|---|---|---|
jquants-mcpstdio | pypi | 0.47.0 | None advertised |