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Dolphindb MCP Server

@tradercjz

Repository

Basic information

Category

Other

Transports

stdio

Author

tradercjz

About Dolphindb MCP Server

dolphindb-mcp-server

Dolphindb MCP Server config

Add this server to your MCP-compatible client using the configuration below.

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

Dolphindb MCP Server tools

Tool list not available yet

This listing does not currently have a tool list to display. This does not mean the server has no tools; check its documentation for supported capabilities.

Fetch the live tool list by running this server in a temporary sandbox using the button above.

Overview

What is dolphindb-mcp-server?

dolphindb-mcp-server is an MCP (Model Context Protocol) server that exposes DolphinDB database operations as tools for AI agents and LLM-based applications. It enables users to query databases, list tables, check disk usage, and run arbitrary DolphinDB scripts through MCP-compatible interfaces.

How to use dolphindb-mcp-server?

Install via pip install dolphindb-mcp-server or uvx install dolphindb-mcp-server. Optionally set environment variables (DDB_HOST, DDB_PORT, DDB_USER, DDB_PASSWD) to configure the connection. Start the server by running dolphindb-mcp-server (or uvx dolphindb-mcp-server). Once running, the tool functions are available via the MCP protocol.

Key features of dolphindb-mcp-server

  • Installation via pip, uvx, or local build
  • Configurable DolphinDB connection through environment variables
  • Provides list_dbs(), list_tbs(dbName) queries
  • Exposes query_table_diskusage(database, tableName) tool
  • Supports arbitrary script execution via query_dolphindb(script)
  • Compatible with MCP frontends and LLM toolchains

Use cases of dolphindb-mcp-server

  • Query available databases and tables in a DolphinDB instance
  • Monitor disk usage of specific database tables
  • Execute ad‑hoc DolphinDB scripts through an AI chat interface
  • Integrate DolphinDB analytics into LLM‑driven workflows
  • Automate database inspection with MCP‑compatible agents

Frequently asked questions

1

How do I install dolphindb-mcp-server?

You can install it via `pip install dolphindb-mcp-server`, use `uvx install dolphindb-mcp-server`, or build it locally from the GitHub repository.

2

How do I configure the connection to DolphinDB?

Set the environment variables `DDB_HOST`, `DDB_PORT`, `DDB_USER`, and `DDB_PASSWD` in a `.env` file or system environment. If not set, defaults are used.

3

What functions are exposed by the server?

The server exposes `list_dbs()`, `list_tbs(dbName)`, `query_table_diskusage(database, tableName)`, and `query_dolphindb(script)` via FastMCP.

4

Do I need a running DolphinDB instance?

Yes, the server connects to an existing DolphinDB instance. You must have a DolphinDB server accessible at the configured host and port.

5

What transport does the server use?

The server uses the MCP protocol (likely stdio transport) to communicate with clients. No HTTP or WebSocket transport is mentioned in the README.

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