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Market

Subscribe to market order book and trade updates over WebSocket

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Public market stream for order book snapshots and price updates.

Endpoint

  • Production: wss://ws-subscriptions-clob.kuest.com/ws/market

Subscription payload

FieldTypeDescription
typestringMust be market.
assets_idsstring[]Token IDs to stream.
custom_feature_enabledbooleanEnables best_bid_ask and new_market events.

Event types

  • book: full level-2 order book snapshot.
  • price_change: incremental updates when orders are placed or canceled.
  • tick_size_change: minimum tick-size changes.
  • last_trade_price: latest matched trade.
  • best_bid_ask: top-of-book signal (requires custom_feature_enabled).
  • new_market: metadata for newly ingested markets (requires custom_feature_enabled).

Notes

  • Numeric values are returned as strings.
  • book.hash is a summary hash of the order book payload.
  • Live events include sequence, stream_id, and server_ts_ms; refetch a snapshot if you reconnect or detect a missed event.
  • Use one connection for multiple token subscriptions when possible.

WebSocket Playground

WebSocket Playground

Browser sockets cannot set custom Authorization headers. This widget appends the token as a query param.

Disconnected
wss://ws-subscriptions-clob.kuest.com/ws/market

Connection Log

No events yet.