Longbridge OpenAPI

Longbridge Securities OpenAPI SDK, supporting Hong Kong and US stock trading, real-time market data subscription, and account management.

Introduction

Longbridge OpenAPI Skill is an AI skill package integrated with Longbridge Securities Open API, allowing you to interact with OpenClaw using natural language to easily complete stock market queries, trade orders, account management, and other operations.

Core Features

📊 Market Data

• Real-time Market Subscription: Subscribe to real-time market feeds for Hong Kong stocks, US stocks, and A-shares
• Stock Quote Query: Get real-time data such as latest price, volume, price change, etc.
• Candlestick Data: Support multiple periods including minute, day, week, month, and year
• Static Information: Query basic information such as stock name, exchange, currency, lot size, etc.

💰 Trading Features

• Smart Order Placement: Support various order types including limit order, market order, enhanced limit order, etc.
• Order Management: Cancel orders, modify orders
• Order Query: View today's orders, historical orders, and trade records
• Multi-market Support: Coverage of Hong Kong stocks, US stocks, and A-shares

💼 Account Management

• Fund Query: View account balance, buying power, and net assets in real-time
• Position Management: Query current positions, cost price, market value, and other information
• Multi-currency Support: Support multiple currencies including HKD, USD, CNY, etc.

Supported Markets

Market	Code Format	Examples
🇭🇰 Hong Kong	XXX.HK	700.HK (Tencent), 9988.HK (Alibaba)
🇺🇸 US Stocks	XXX.US	AAPL.US (Apple), TSLA.US (Tesla)
🇨🇳 A-Shares	XXX.SH/SZ	000001.SZ (Ping An Bank), 600519.SH (Moutai)

Configuration Guide

1. Obtain API Credentials

Visit Longbridge Open Platform to register an account and create an application to obtain:

• App Key: Application key
• App Secret: Application secret
• Access Token: Access token

2. Configure Environment Variables

Before using this skill, you must set the following environment variables:

export LONGBRIDGE_APP_KEY="your_app_key_here"
export LONGBRIDGE_APP_SECRET="your_app_secret_here"
export LONGBRIDGE_ACCESS_TOKEN="your_access_token_here"

Persistent Configuration (Recommended):

Add to ~/.bashrc or ~/.zshrc:

# Longbridge OpenAPI Configuration
export LONGBRIDGE_APP_KEY="your_app_key_here"
export LONGBRIDGE_APP_SECRET="your_app_secret_here"
export LONGBRIDGE_ACCESS_TOKEN="your_access_token_here"

Then execute source ~/.bashrc or source ~/.zshrc to apply the configuration.

Usage Examples

Example 1: Query Stock Market Data

User Input:

Query the latest stock prices of Tencent and Alibaba

OpenClaw Operation:

• Call get_realtime_quote tool
• Parameters: symbols=['700.HK', '9988.HK']

Response:

Tencent Holdings (700.HK)
Latest: 320.40 HKD | Change: +2.40 (+0.75%)
Open: 318.00 | High: 322.80 | Low: 317.60
Volume: 1,234,567 shares | Turnover: 395M HKD

Alibaba-SW (9988.HK)
Latest: 78.50 HKD | Change: -1.20 (-1.51%)
Open: 79.20 | High: 80.00 | Low: 78.00
Volume: 2,345,678 shares | Turnover: 184M HKD

Example 2: Get Candlestick Data

User Input:

Get the last 7 days of daily candlestick data for Apple stock

OpenClaw Operation:

• Call get_candlesticks tool
• Parameters: symbol='AAPL.US', period='day', count=7

Response: Contains 7 candlesticks with data including open, high, low, close, volume, etc.

Example 3: Submit Buy Order

User Input:

Buy 100 shares of Tencent at 320 HKD

OpenClaw Operation:

• First confirm order details with user
• Call submit_order tool
• Parameters:

  symbol='700.HK'
  order_type='LO'  # Limit order
  side='Buy'
  quantity=100
  price=320.0
  time_in_force='Day'
  

Response:

✅ Order submitted successfully
Order ID: 123456789
Stock: Tencent Holdings (700.HK)
Side: Buy
Quantity: 100 shares
Price: 320.00 HKD
Type: Limit Order (Day)

Example 4: Query Account Information

User Input:

What is my account balance?

OpenClaw Operation:

• Call get_account_balance tool

Response:

💰 Account Fund Status

HKD Account
Cash: 50,000.00 HKD
Buying Power: 100,000.00 HKD
Net Assets: 150,000.00 HKD

USD Account
Cash: 10,000.00 USD
Buying Power: 20,000.00 USD
Net Assets: 30,000.00 USD

Example 5: View Positions

User Input:

What stocks do I hold?

OpenClaw Operation:

• Call get_stock_positions tool

Response:

📊 Current Positions

1. Tencent Holdings (700.HK)
   Quantity: 500 shares | Available: 500 shares
   Cost: 300.00 HKD | Current: 320.40 HKD
   Market Value: 160,200.00 HKD | P&L: +10,200.00 (+6.80%)

2. Apple (AAPL.US)
   Quantity: 100 shares | Available: 100 shares
   Cost: 150.00 USD | Current: 175.50 USD
   Market Value: 17,550.00 USD | P&L: +2,550.00 (+17.00%)

API Tool List

Market Data Tools

Tool Name	Description
quote_subscribe	Subscribe to real-time market feeds (quote/depth/broker/trade)
get_realtime_quote	Get real-time stock quotes
get_static_info	Get stock static information
get_candlesticks	Get historical candlestick data

Trading Tools

Tool Name	Description
submit_order	Submit trading orders
cancel_order	Cancel orders
get_today_orders	Get today's order list
get_history_orders	Get historical orders

Account Tools

Tool Name	Description
get_account_balance	Query account fund balance
get_stock_positions	Query position list

Order Type Description

Type Code	Order Type	Description
LO	Limit Order	Execute at specified price or better
MO	Market Order	Execute immediately at current market price
ELO	Enhanced Limit Order	Hong Kong stocks specific, can match at multiple price levels
ALO	At-auction Limit Order	Use during auction period

Order Time in Force

Code	Time in Force	Description
Day	Day Order	Valid for the current trading day
GTC	Good Till Cancelled	Valid until filled or manually cancelled
GTD	Good Till Date	Valid until specified date

Security Precautions

⚠️ Risk Warnings

1. Investment Risks: Stock trading involves market risks, users are responsible for their own investment decisions
2. For Learning Only: This skill is for technical learning and research only, does not constitute investment advice
3. Use with Caution: Do not use directly in production environment without thorough testing

🔒 Security Recommendations

1. Protect Keys: Keep API keys secure, do not leak to others or commit to code repositories
2. Test with Demo: Recommend testing with Longbridge demo account first
3. Order Confirmation: All trading operations should be confirmed manually before execution
4. Permission Control: Recommend setting minimum necessary permissions for API keys
5. Regular Rotation: Regularly rotate API keys to improve security

Technical Architecture

┌──────────────────┐
│    OpenClaw      │  ← User natural language interaction
└────────┬─────────┘
         │
         ▼
┌──────────────────┐
│ Longbridge Skill │  ← Skill layer (tool invocation)
│   (skill.py)     │
└────────┬─────────┘
         │
         ▼
┌──────────────────┐
│ Longbridge SDK   │  ← Python SDK (FFI)
│   (longbridge)   │
└────────┬─────────┘
         │
         ▼
┌──────────────────┐
│ Longbridge API   │  ← REST API / WebSocket
│ (HTTP/WebSocket) │
└──────────────────┘

Dependencies

• Python: >= 3.7
• longbridge: >= 0.2.77

Dependencies will be installed automatically when installing the skill.

Frequently Asked Questions

Q1: How to obtain API keys?

Visit Longbridge Open Platform, register an account, then create an application in "Application Management" to obtain the keys.

Q2: Does it support demo account?

Yes, Longbridge provides demo accounts for testing. You can switch to the simulation environment on the open platform.

Q3: What to do if order submission fails?

Please check:

• Are environment variables configured correctly?
• Are API keys valid?
• Is account balance sufficient?
• Is trading time within market hours?
• Are order parameters valid (price, quantity, etc.)?

Q4: Which markets are supported?

Currently supports stocks, ETFs, warrants, and options trading in Hong Kong, US, and A-share markets.

Q5: How to view API call logs?

The SDK outputs logs internally. You can configure Python's logging module to view detailed call information.

Changelog

v1.0.0 (2026-02-02)

• ✨ Initial release
• ✅ Support real-time market query and subscription
• ✅ Support order submission, cancellation, and modification
• ✅ Support account fund and position queries
• ✅ Support historical candlestick data retrieval
• ✅ Full coverage of Hong Kong, US, and A-share markets

References

• 📖 Longbridge OpenAPI Official Documentation
• 🐍 Python SDK Documentation
• 💻 GitHub Source Repository
• 📦 PyPI Package
• 🌐 Open Platform Homepage

License

MIT License

Author

genkin

Support

If you have questions or suggestions, please contact us through:

• Submit issues to GitHub
• Visit Longbridge developer community
• Refer to official documentation

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Disclaimer: This skill is for learning and technical research only and does not constitute investment advice. Users should fully understand the risks of stock investment and be responsible for their own investment decisions.