LongPort OpenAPI SDK

LongPort OpenAPI provides programmatic quote trading interfaces for investors with research and development capabilities and assists them to build trading or quote strategy analysis tools based on their own investment strategies. The functions fall into the following categories:

• Trading - Create, amend, cancel orders, query today’s/past orders and transaction details, etc.
• Quotes - Real-time quotes, acquisition of historical quotes, etc.
• Portfolio - Real-time query of the account assets, positions, funds
• Real-time subscription - Provides real-time quotes and push notifications for order status changes

This repo contains the following main components:

Name	Document	Description
Rust	Doc	LongPort OpenAPI for Rust (>= 1.56.1)
Python	Doc	LongPort OpenAPI for Python 3 (>= 3.7)
Node.js	Doc	LongPort OpenAPI for Node.js (>= 10)
Java	Doc	LongPort OpenAPI for Java (>= 1.8)
C	Doc	LongPort OpenAPI for C (>= C99)
C++	Doc	LongPort OpenAPI for C++(>= C++17)
Go		https://github.com/longportapp/openapi-go
MCP		An MCP server implementation for LongPort OpenAPI

Environment Variables

Name	Description
LONGPORT_LANGUAGE	Language identifier, zh-CN, zh-HK or en (Default: en)
LONGPORT_APP_KEY	App key
LONGPORT_APP_SECRET	App secret
LONGPORT_ACCESS_TOKEN	Access token
LONGPORT_HTTP_URL	HTTP endpoint url (Default: https://openapi.longportapp.com)
LONGPORT_QUOTE_WS_URL	Quote websocket endpoint url (Default: wss://openapi-quote.longportapp.com/v2)
LONGPORT_TRADE_WS_URL	Trade websocket endpoint url (Default: wss://openapi-trade.longportapp.com/v2)
LONGPORT_ENABLE_OVERNIGHT	Enable overnight quote, true or false (Default: false)
LONGPORT_PUSH_CANDLESTICK_MODE	realtime or confirmed (Default: realtime)
LONGPORT_PRINT_QUOTE_PACKAGES	Print quote packages when connected, true or false (Default: true)
LONGPORT_LOG_PATH	Set the path of the log files (Default: no logs)

SDK Documenation

https://longportapp.github.io/openapi

Resources

• LongPort OpenAPI
• LongPort OpenAPI Docs

License

Licensed under either of

• Apache License, Version 2.0,(LICENSE-APACHE or http://www.apache.org/licenses/LICENSE-2.0)
• MIT license (LICENSE-MIT or http://opensource.org/licenses/MIT) at your option.