BitMart Futures WebSocket API
The BitMart Futures WebSocket API streams real-time derivatives market data and account updates through persistent WebSocket connections. Public channels include depth snapshots and incremental updates, trades, klines, mark price, and funding rate data. Private channels provide real-time position, asset, and order event streams. The public endpoint is wss://openapi-ws-v2.bitmart.com/api and the private endpoint is wss://openapi-ws-v2.bitmart.com/user. Up to 500 private connections per IP are supported for high-throughput institutional deployments.