KuCoin API breaking changes

Deprecated, no date yet 17

1. No date /api/v1/margin/lend* is deprecated Deprecated, no date
2. No date GET /api/v1/hf/orders/active is deprecated Deprecated, no date
3. No date GET /api/v1/isolated/borrow/outstanding is deprecated Deprecated, no date
4. No date GET /api/v1/isolated/borrow/repaid is deprecated Deprecated, no date
5. No date GET /api/v1/margin/borrow is deprecated Deprecated, no date
6. No date GET /api/v1/margin/borrow/outstanding is deprecated Deprecated, no date
7. No date GET /api/v1/margin/borrow/repaid is deprecated Deprecated, no date
8. No date GET /api/v1/margin/market is deprecated Deprecated, no date
9. No date GET /api/v1/margin/trade/last is deprecated Deprecated, no date
10. No date GET /api/v3/etf/info is deprecated Deprecated, no date
11. No date POST /api/v1/isolated/borrow is deprecated Deprecated, no date
12. No date POST /api/v1/isolated/repay/all is deprecated Deprecated, no date
13. No date POST /api/v1/isolated/repay/single is deprecated Deprecated, no date
14. No date POST /api/v1/margin/borrow is deprecated Deprecated, no date
15. No date POST /api/v1/margin/repay/all is deprecated Deprecated, no date
16. No date POST /api/v1/margin/repay/single is deprecated Deprecated, no date
17. No date POST /api/v1/margin/toggle-auto-lend is deprecated Deprecated, no date

Already in effect 8

1. August 3, 2026 hidden on POST /api/v1/hf/orders* stops working Stopped working
2. August 3, 2026 hidden on POST /api/v3/hf/margin/order* stops working Stopped working
3. August 3, 2026 iceberg on POST /api/v1/hf/orders* stops working Stopped working
4. August 3, 2026 iceberg on POST /api/v3/hf/margin/order* stops working Stopped working
5. March 4, 2026 GET /api/v1/isolated/account/{} stops working Stopped working
6. March 4, 2026 GET /api/v1/isolated/accounts stops working Stopped working
7. March 4, 2026 POST /api/v1/margin/order stops working Stopped working
8. March 4, 2026 POST /api/v1/margin/order/test stops working Stopped working

Where Okapi reads it

• Announcement www.kucoin.com/announcement/the-kucoin-api-upgrade-has-been-completed-2023-0922
• Announcement www.kucoin.com/docs-new/abandoned-endpoints/margin-trading/add-order-test-v1
• Announcement www.kucoin.com/docs-new/abandoned-endpoints/margin-trading/add-order-v1
• Announcement www.kucoin.com/docs-new/abandoned-endpoints/margin-trading/get-account-detail-isolated-margin-v1
• Announcement www.kucoin.com/docs-new/abandoned-endpoints/margin-trading/get-account-list-isolated-margin-v1
• Announcement www.kucoin.com/docs-new/change-log