| 2021-01-15 | * | Added | Release of contract API |
| 2021-03-30 | * | adjust | the following endpoints to access the paths and the data return format (the original paths still supported, but will gradually abandoned) : get the user’s all history orders, get the user’s ongoing orders, get the user’s history position information, get the stop-limit orders list, get the trigger orders list, get the user’s all transaction details |
| 2022-07-07 | * | Added | Get the contract information endpoint add a new field: apiAllowed(true or false),means Whether support API |
| 2022-07-25 | * | maintenance | place order endpoints and cancel orders endpoints will be closed temporarily. The query endpoints can still be used |
| 2024-01-31 | * | adjust | ws base url update:wss://contract.mexc.com/edge |
| 2025-04-09 | * | adjust | Subscribe to ws incremental depth data, with zipped push by default: compress is set to true |
| 2025-08-21 | * | adjust | Subscribe to ws deal data, with zipped push by default: compress is set to true |
| 2025-11-03 | * | Added | Comprehensive update to the Contract API, including internationalization support and error code optimization |
| 2025-11-25 | * | Added | Contract WebSocket underwent an overall update, including web/APP login |
| 2025-12-02 | * | Added | Added endpoint api/v1/private/order/list/open_orders, removed endpoints api/v1/private/order/open_orders, api/v1/private/order/close_orders |
| 2025-12-05 | * | Added | Added WebSocket Incremental Order Book Maintenance Mechanism |
| 2025-12-08 | * | Added | Added WebSocket channel push frequency description |