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  • Crypto Trading
  • Prediction Markets
Changelog
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© 2026 Gemini Space Station, Inc.

Getting StartedAPI Specifications
Maker and Taker Incentives
    Market Maker ProgramMaker Rebate ProgramLiquidity Rewards ProgramTaker Rewards Program
WebSocket
    IntroductionAuthenticationMessage Format
    Streams
      Book TickerL2 Partial DepthL2 Differential DepthTrade StreamOrder EventsBalance UpdatesPosition UpdatesContract Status
    Playground
      OverviewconninfopingtimeSUBSCRIBEUNSUBSCRIBELIST_SUBSCRIPTIONSdepthorder.placeorder.cancelorder.cancel_allorder.cancel_session
REST APIs
    Combos
    Events
    Terms
    Order Management
    Positions
    Rewards
Combo Contracts
    Overview
Combos Request-for-Quote (RFQ)
    OverviewWebSocket StreamsQuote MethodsMaker IntegrationExamples
Tickers
    OverviewCryptoSportsCommoditiesWeather
SchemasAuthenticationMessage Format
Streams
    OverviewBook TickerL2 Partial DepthL2 Differential DepthTrade StreamOrder EventsBalance Updates
Utility
    conninfopingsubscribelist_subscriptionsunsubscribetime
L2 Data
    depth
Trading
    order.cancelorder.cancel_allorder.cancel_sessionorder.placerfq.confirm_quoterfq.submit_quoterfq.withdraw_quote

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