OkxAPI: An Unofficial Wrapper for Okx Exchange V5 API

Overview

The okxAPI package provides an unofficial R wrapper for the Okx Exchange V5 API, supporting both REST and WebSocket interfaces. Designed for developers and traders, it simplifies integration with Okx's cryptocurrency trading platform while maintaining full functionality.

Key Features

• Comprehensive API Coverage: Supports all major Okx V5 endpoints
• Dual Protocol Support: Works with both REST and WebSocket APIs
• Developer-Friendly: Object-oriented implementation using R6 classes
• MIT Licensed: Open-source package with permissive usage

Installation

install.packages("okxAPI")

Core Components

REST API Classes

1. restAPI: Base class for all API interactions
2. restAPIaccount: Account-specific endpoints
3. restAPImarket: Market data endpoints
4. restAPItrade: Trading operations

WebSocket Classes

1. websocketAPIprivate: Private channels (authenticated)
2. websocketAPIpublic: Public market data streams

Getting Started

REST API Example

library(okxAPI)
api <- restAPImarket$new(api_key, secret_key, passphrase)
candles <- api$candles("BTC-USDT-SWAP", bar = "1m")

WebSocket Example

ws <- websocketAPIpublic$new()
ws$connect()
ws$send(subscribe_message)

👉 Explore advanced trading strategies with Okx

Function Reference

Market Data Endpoints

• get_history_candles(): Retrieve historical candlestick data
• candles(): Real-time market candles
• history_candles(): Extended historical data

Account Management

• balance(): Check account balances
• positions(): View current positions
• positions_history(): Historical position data

Trading Operations

• order(): Place new orders
• cancel_order(): Cancel existing orders

Performance Considerations

FAQ

Q: How do I handle API rate limits?

A: The package automatically respects Okx's rate limits. Implement custom delays if making sequential requests.

Q: Can I use this for live trading?

A: Yes, but test thoroughly with demo accounts first using the simulate = TRUE parameter.

Q: What's the difference between REST and WebSocket APIs?

A: REST is request-response for occasional calls, while WebSocket maintains persistent connections for real-time data.

👉 Learn more about API best practices

Q: How do I troubleshoot connection issues?

A: Check your API keys, internet connection, and verify the service status on Okx's official status page.

Advanced Usage

For high-frequency trading applications, consider:

1. Implementing connection pooling
2. Caching frequent API responses
3. Using background processes for WebSocket connections

Dependencies

The package requires:

• R6
• httr
• jsonlite
• websocket
• digest

License

MIT License - free for both personal and commercial use.

Support

For bug reports or feature requests, please file issues on the package's CRAN page.

👉 Start trading with Okx's powerful API today