Side-by-side comparison of two Model Context Protocol servers — install paths, tools, quality signals, and directory engagement so you can pick the right one for Claude, Cursor, and other MCP clients.
Official Longbridge brokerage MCP — 110 tools for US/HK real-time quotes, options, trading, fundamentals, analyst ratings, calendars, price alerts, DCA plans, portfolio analytics and community sharelists. Hosted at https://openapi.longbridge.com/mcp with OAuth 2.1 via RFC 9728.
MCP server for the FLOX trading systems framework. 30 tools to run backtests, scaffold strategies, validate for lookahead bias, place orders, query PnL via Claude/Cursor. C++23 core with Python/Node/Codon/QuickJS strategy bindings. Same code from backtest to live (CcxtBroker or native connectors). Install: pip install flox-mcp.