Welcome to KuCoin EU’s trader and developer documentation. These documents outline the exchange functionality, market details, and APIs. Key Upgrades#
Compared with the old version of the API documentation, the main changes are as follows:Online Debugging Supported
Each REST interface can be directly tested and run online—what you see is what you get.
Readability Improvements to API Documentation
The API documentation has been revised and proofread to improve clarity and reduce confusion. Any parts of the previous documentation that were not clear have been revised to provide better explanations.
Document Structure#
Under each endpoint, there are several modules, as follows:1. domain#
Prefix domain name. The request URL needs to be determined by BASE and the specific endpoint combination.2. api-channel#
Private or Public endpoint. If it is a private interface, apikey is required to access it.3. api-permission#
You can manage the API permission on KuCoin EU’s official website. Please refer to the documentation below to see what API key permissions are required for a specific route. The permissions are:General: Limited to read-only operations such as querying account information, account statements, and order information. The API cannot be used to perform operations such as order placement or withdrawals.
Spot: This API can be used for spot trading to perform order placements, order cancellations, etc.
Margin: This API can be used for margin trading to perform order placements, order cancellations, etc.
Earn: You may use this API to subscribe to, redeem, or make early redemptions of KuCoin EU Earn products.
Withdrawal: This permission allows you to withdraw assets, acquire deposit addresses, cancel withdrawals, and execute other operations. To use this permission, you must enable IP Restriction. Please note that when authorizing the Transfer permission, you can use the API to transfer money without email verification or Google verification.
FlexTransfers: Allow this API key for FlexTransfers. This will enable asset transfers across the multiple supported transfer types. The respective permissions for each individual transfer type remains unaffected. If this option is enabled, IP access restriction filters must also be applied.
4. api-rate-limit-pool#
Each API resource pool has a certain quota, the specific amount of which depends on the VIP level. Please refer to Resource pool5. api-rate-limit-weight#
When a user requests any API, the weight of this interface will be deducted and updated every 30 seconds (starting from the arrival time of the user's first request), Please refer to Weight.6. sdk-service#
The package name of this method in the SDK.7. sdk-sub-service#
The sub package name of this method in the SDK.8. sdk-method-name#
The method name of this method in the SDK.Modified at 2026-01-28 09:13:46
