Sandbox Get API key

Crypto Trading
Prediction Markets

Resources

Changelog

© 2026 Gemini Space Station, Inc.

WebSocket

L2 Partial Depth

L2 Differential Depth

Balance Updates

Playground

list_subscriptions

order.cancel_all

order.cancel_session

FIX

Overview

Order Entry

Third Party Support

Workflow

Submitting an Order

Submitting a Stop-Limit Order

Cancelling an Order

When Trades Occur

Exchange-Bound Messages

Client-Bound Messages

Examples

Identifiers

Price & Quantity

Gemini Clearing

Market Data

Drop Copy

Workflow

When trades occur

In the event of a Partial Fill, Gemini sends an Execution Report <8> with:
- ExecType <150> set to F = Trade
- OrdStatus <39> set to 1 = Partially filled
When the order is Filled, Gemini sends an Execution Report <8> with:
- ExecType <150> set to F = Trade
- OrdStatus <39> set to 2 = Filled

Last modified on April 17, 2026

Cancelling an Order New Order Single (Limit)