GeminiGemini
SandboxGet API key
  • Crypto Trading
  • Prediction Markets
Resources
  • Changelog

© 2026 Gemini Space Station, Inc.

Gemini Crypto Exchange LogoGemini Crypto Exchange Logo
REST APIs
    Orders
    Market Data
    Derivatives
    Margin Trading
    Staking
    Clearing
    Instant Orders
WebSocket
    AuthenticationMessage Format
    Streams
      Book TickerL2 Partial DepthL2 Differential DepthTrade StreamOrder EventsBalance Updates
    Playground
      Overviewconninfopingtimesubscribeunsubscribelist_subscriptionsdepthorder.placeorder.cancelorder.cancel_allorder.cancel_session
Agentic
FIX
    Overview
    Order Entry
      IntroductionErrorsThird Party Support
      Workflow
      Exchange-Bound Messages
        New Order Single (Limit)New Order Single (Market)New Order Single (Stop-Limit)Order Cancel Request
      Client-Bound Messages
      Examples
      Identifiers
      Price & Quantity
      Gemini Clearing
    Market Data
    Drop Copy
Exchange-Bound Messages

New Order Single <D> (STOP LIMIT)

To submit a new stop limit order to Gemini, send a New Order Single <D> message with OrdType Stop Limit.

Gemini will respond to a New Order Single <D> message with an Execution Report <8>. See Execution Report <8> for examples.

If Gemini receives a New Order Single <D> message with the PossResend <97> flag set to Y in the header, that order will be rejected with Business Message Reject <j>.


Fields

Tag

Name

Req

Description

Standard Header

Y

MsgType = D

11

ClOrdID

Y

Unique identifier of the order as assigned by the institution. Uniqueness must be guaranteed by the institution for the duration of the connection to the order entry channel.

38

OrderQty

Y

Decimal quantity. Full quantity will be visible on the book.

110

MinQty

N*

Minimum fill quantity.

40

OrdType

Y

Order type.

 

Valid values:

4 = Stop Limit

44

Price

Y

Decimal price.

 

Price is required when OrdType <40> is 4 = Stop Limit.

99

StopPx

Y

Decimal price.

 

StopPx is required when OrdType <40> is 4 = Stop Limit.

 

When Side <54> is 1 = Buy, StopPx needs to be less than or equal to Price.

When Side <54> is 2 = Sell, StopPx needs to be greater than or equal to Price.

54

Side

Y

Side of the order.

 

Valid values:

1 = Buy

2 = Sell

55

Symbol

Y

Ticker symbol of the order.

 

See Supported Symbols for valid values.

59

TimeInForce

Y

Specifies how long the order remains in effect.

 

Valid value: 1 = Good Till Cancel (GTC)

60

TransactTime

Y

Time of order creation (expressed in UTC).

544

CashMargin

N

Not supported for stop-limit orders.

 

Specifying this field will result in a reject with error message: "CashMargin <544> not supported for stop-limit orders".

 

Stop-limit orders are always processed as non-margin (cash) orders.

Standard Trailer

Y

Last modified on April 17, 2026
New Order Single (Market)Order Cancel Request
On this page
  • Fields