Spot API Changelog
Recent changes and additions to the Poloniex Spot API.
2025-04-17 Symbol info add maxQuantity and maxAmount
Symbol info add maxQuantity and maxAmount /markets
2025-04-01 Account Activity activityType support SWAP
Account Activity request activityType support SWAP /accounts/activity
2025-03-31 Smart orders cancel all order orderTypes default to all
Smart orders request param orderTypes default to all types DELETE /smartorders
2025-03-13 API rate limit optimization
Provides a more superior API rate limiting service, the rate limiting level will automatically be associated with your fee level.
2024-03-20 trades archived
Trades will be archived before 180 days from current time. Affected interfaces: GET https://api.poloniex.com/trades
2023-12-21 Spot API changes clientOrderId naming rules
Poloniex spot API business clientOrderId field naming rule is now modified to [A-Za-z0-9_-]
2023-08-31 Add WebSocket Trade requests
Use webScoket to create or cancel orders.Parameters same as REST API, more details in WebSocket API.
2023-03-31 Update smart order asset freeze logic
New smart orders (stop, stop limit etc.) will not freeze assets. Assets will only be frozen upon triggering of the smart order.
2023-03-08 Add New Parameter to Create Order endpoint - stpMode
Added a new parameter to create order endpoint for enable/disable self-trade prevention