Yes, Longbridge is free to use.

How do I install Longbridge?

Longbridge is a remote plugin. You do not need to install anything locally. Add the server URL to your AI app's MCP configuration and you are ready to go.

What credentials does Longbridge need?

Longbridge requires the following credentials or environment variables: LONGBRIDGE_HTTP_URL, LONGBRIDGE_QUOTE_WS_URL, LONGBRIDGE_TRADE_WS_URL. You can find setup instructions on the server detail page.

What AI apps work with Longbridge?

Longbridge uses the Model Context Protocol (MCP) and works with any MCP-compatible AI app, including Claude, ChatGPT / Codex, Gemini, Copilot, Cursor, and more.

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Longbridge MCP Server

by Longbridge

Developer ToolsLow Risk10.0MCP RegistryRemote

Free

Server data from the Official MCP Registry

US/HK markets — 145 tools: quotes, options, orders, fundamentals, screener, IPO, alerts & DCA

About

US/HK markets — 145 tools: quotes, options, orders, fundamentals, screener, IPO, alerts & DCA

Remote endpoints: streamable-http: https://openapi.longbridge.com/mcp

Security Report

10.0

Low Risk10.0Low Risk

Valid MCP server (1 strong, 1 medium validity signals). No known CVEs in dependencies. Imported from the Official MCP Registry.

Endpoint verified · Requires authentication · 1 issue found

Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.

Permissions Required

This plugin requests these system permissions. Most are normal for its category.

HTTP Network Access

Connects to external APIs or services over the internet.

What You'll Need

Set these up before or after installing:

Longbridge OpenAPI base URL. Used for OAuth metadata discovery.Optional

Environment variable: LONGBRIDGE_HTTP_URL

Quote WebSocket endpoint used by the embedded Longbridge SDK.Optional

Environment variable: LONGBRIDGE_QUOTE_WS_URL

Trade WebSocket endpoint used by the embedded Longbridge SDK.Optional

Environment variable: LONGBRIDGE_TRADE_WS_URL

How to Connect

Remote Plugin

No local installation needed. Your AI client connects to the remote endpoint directly.

Add this to your MCP configuration to connect:

{
  "mcpServers": {
    "com-longbridge-mcp": {
      "env": {
        "LONGBRIDGE_HTTP_URL": "your-longbridge-http-url-here",
        "LONGBRIDGE_QUOTE_WS_URL": "your-longbridge-quote-ws-url-here",
        "LONGBRIDGE_TRADE_WS_URL": "your-longbridge-trade-ws-url-here"
      },
      "url": "https://openapi.longbridge.com/mcp"
    }
  }
}

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Longbridge MCP Server

About

Security Report

Findings (1)

Permissions Required

What You'll Need

How to Connect

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