KuCoin API · Endpoint removal
hidden on POST /api/v3/hf/margin/order* stops working
Stopped working
Calls to POST /api/v3/hf/margin/order*, body parameter hidden on KuCoin API stopped working on August 3, 2026.
What to use instead of these calls
Stop sending hidden, iceberg and visibleSize on margin orders (POST /api/v3/hf/margin/order and its test variant); KuCoin rejects them with error 400413.
Calls it hits
POST /api/v3/hf/margin/order*body parameter hidden
No longer supports the hidden, iceberg and visibleSize parameters.
Facts
- API
- KuCoin API
api.kucoin.com - Kind
- Endpoint removal
- Announced
- August 3, 2026
- Takes effect
- August 3, 2026
- Calls after that day
- Fail
- Source
- Announcement
- Last updated
More from KuCoin API
- hidden on POST /api/v1/hf/orders* stops working Stopped working
- iceberg on POST /api/v1/hf/orders* stops working Stopped working
- iceberg on POST /api/v3/hf/margin/order* stops working Stopped working
- GET /api/v1/isolated/account/{} stops working Stopped working
- GET /api/v1/isolated/accounts stops working Stopped working
- POST /api/v1/margin/order stops working Stopped working