# Change Log

| Effective Time (UTC+8)   | API                                                              | Update Type   | Description                                                                                                                                |
|--------------------------|------------------------------------------------------------------|---------------|--------------------------------------------------------------------------------------------------------------------------------------------|
| 2026-09-25               | [Notional and Leverage Brackets](/products/futures/Market_API/GetRiskLimits) | Launched      | Added the notional and leverage brackets query API.                                                                                       |
| 2026-09-14               | [Get Order History](/products/futures/Transaction_API/GetOrderHistory)   | Modify        | Updated the maximum `limit` value to 100.                                                                                                  |
| 2026-09-01               | [Place Order](/products/futures/Transaction_API/PlaceOrder), [Place Orders Batch](/products/futures/Transaction_API/PlaceOrdersBatch), [Place TP/SL Conditional Orders](/products/futures/Transaction_API/PlaceTpSlOrder) | Modify        | Added `reduceOnly`.                                                                                                                        |
| 2026-09-01               | [Place Conditional Order](/products/futures/Transaction_API/PlacePendingOrder) | Modify        | Added `TRAILING_MARKET`, trailing order parameters, and `reduceOnly`.                                                                       |
| 2026-08-27               | [Get Exchange Information](/products/futures/Market_API/GetContractInfo) | Modify        | Added contract classification fields and optional filters.                                                                                 |
| 2026-07-14               | [Place Order](/products/futures/Transaction_API/PlaceOrder)              | Modify        | Added `POST_ONLY` as a supported value for the `timeInForce` parameter.                                                                    |
| 2026-07-14               | [Close Positions](/products/futures/Transaction_API/ClosePositions)      | Modify        | Added the `positionId` request parameter to support closing a position by position ID.                                                     |
| 2026-06-22               | [Access Restrictions](/products/futures/QuickStart/AccessRestrictions)   | Modify        | Updated access restriction rules.                                                                                                          |
| 2026-05-28               | [Place Orders Batch](/products/futures/Transaction_API/PlaceOrdersBatch) | Launched      | Opened the batch order placement API.                                                                                                      |
| 2026-04-09               | Demo                                                             | New           | Added demo endpoints: Get Account Balance, Get All Positions, Place Order, and Get Order History.                                          |
| 2026-03-18               | *                                                                | Launched      | Contract Websocket V3 service officially launched; V2 will be retired and no longer maintained. V3 streams data faster with lower latency. |
| 2026-03-09               | *                                                                | Launched      | Futures Contract V3 launched with improved performance and stability; V3 will receive ongoing maintenance while V2 is sunset.              |