KuCoin API

All-in-one trading and data APIs to power your next-gen crypto strategies.

public class ScreenMessage {
    public static void main(String[] args) {
        String[] parts = new String[4];
        parts[0] = "Welcome";
        parts[1] = "to";
        parts[2] = "KuCoin";
        parts[3] = "Institution";

        StringBuilder builder = new StringBuilder();
        for (int i = 0; i < parts.length; i++) {
            builder.append(parts[i]);
            if (i < parts.length - 1) {
                builder.append(" ");
            }
        }

        String message = builder.toString();
        if (message.length() > 0) {
            System.out.println(message);
        } else {
            System.err.println("Message generation failed.");
        }
    }
}

Institutional-Grade Trading API

High-performance, low-latency, full-featured APIs for fast, secure integration with the KuCoin ecosystem. Designed to support stable, reliable quantitative trading systems.

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You
Create/Manage API Keys
Deploy
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API
Deploy
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KuCoin

Programs Tailored to Your Needs

marketMaker
Market Makers
Apply to become a KuCoin market maker and enjoy maker fee rebates of up to 1.2 bps (spot) and 0.9 bps (futures).
apiBroker
API Broker
Join the KuCoin API Broker project and earn up to 50% commissions.
vip
VIP and Institutions
Join KuCoin as a VIP or institutional client to unlock exclusive fee discounts, personal account support, and priority technical support.

Why KuCoin API?

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Broad Asset Coverage

Access to over 1,000 cryptocurrencies and multiple fiat currencies, covering spot, margin, and futures trading.

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Multilingual API Resources

Comprehensive API documentation is available in multiple languages, including English and Chinese, with sample code, with sample code and testing environments to help developers get started quickly.

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One-Click Key Management

Create and manage your API keys effortlessly with an intuitive interface for fast deployment and immediate trading.

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High-Performance Trading Channels

Support diverse strategies with real-time trading and data queries. Enjoy high stability for market data and push services, with exclusive channels offering latency as low as 3ms, connecting to the ECN markets for deep liquidity, low slippage, and transparent price discovery.

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Community Support

Access multi-platform SDKs and join our dedicated Telegram support group for timely assistance during development and operations.

Quick Start Guide

Complete your account setup and API integration in minutes and start developing right away.

Code Editor
1. Sign up for a KuCoin account
Create and verify your KuCoin account to activate API services.
2. Create your API key and review the documentation
After generating your API key, review the API documentation, choose your preferred programming language, and download the official sample code.
3. Integrate SDKs or write your own code
Leverage SDKs for fast integration, or use API keys to connect directly to the endpoints and send trading or data requests.

FAQ

How do I create an API key?

1. Log in to your KuCoin account, then click the user icon in the upper right corner.

2. Click API Management from the dropdown menu.

3. Click Create API Key.

Does KuCoin provide API documentation?

KuCoin provides detailed API documentation for users to consult and use, which can be viewed on this page.

Can I use other programming languages (such as Python or Java) to access the KuCoin API?

KuCoin has provided a demo. For more details, please refer to the official documentation: https://docs.kucoin.com/#client-libraries

What are KuCoin's current API request rate limits?

Please refer to the API documentation: https://docs.kucoin.com/#request-rate-limit

Support & Feedback

If you encounter any issues with API trading or have suggestions, feel free to contact us through the following channels.

EmailTelegram