INTX Changelog

These release notes list changes to all Coinbase International Exchange products.

2023-NOV-28

• Added portfolio_initial_margin_notional, portfolio_current_margin_notional, portfolio_maintenance_margin_notional and portfolio_close_out_margin_notional to Get portfolio summary and Get portfolio details REST endpoints.

2023-NOV-27

• Added new portfolio endpoint: Set portfolio margin override
• Updated description of MaxTradeVol in FIX SecurityList and SecurityDefinition messages.
• Updated response comment descriptions for WebSockets INSTRUMENTS Channel

2023-NOV-24

• Added Cancel resting order option (8000=O) to SelfTradePreventionStrategy tag:
  • Trading NewOrderSingle (35=D)
  • Trading ExecutionReport (35=8)

2023-NOV-09

• Added Decrement and cancel resting order option (8000=D) to SelfTradePreventionStrategy tag
  • Drop Copy ExecutionReport (35=8)

2023-NOV-08

• Added portfolio_maintenance_margin and portfolio_close_out_margin to Get portfolio summary and Get portfolio details REST endpoints.

2023-OCT-30

• Added new portfolio endpoints:
  • Get portfolio
  • Create portfolio
  • Update portfolio
  • List fills by portfolios
  • Transfer funds between portfolios
• Added ability to query transfers by multiple portfolios:
  • Get transfers

2023-OCT-19

• Updated the field type of LastUpdateTime from UTCDATEONLY to UTCTIMESTAMP in SecurityDefinition in FIX50 Market Data Dictionary

2023-OCT-18

• Added open_interest to WebSocket feed, FIX Market Data API, and REST API.

2023-SEP-28

• Added new endpoint /transfers/withdraw: Withdraw to crypto address
• Multi-chain support for USDC transfers on Base/Optimism networks

2023-JUL-21

• Added support for multi-chain/gasless transfers. Users are now able to deposit and withdraw USDC on Arbitrum, Avalanche, Ethereum, Polygon, and Solana networks.
• Added 24h/30d volume figures to
  • FIX MarketData SecurityList
  • FIX MarketData SecurityDefinittion
  • WebSocket Instruments Channel
• Improved REST API latency
• Updated the INTX UI with a new Transfers History page and 24h/30d volume figures

2023-JUL-11

• Added tarball of FIX dictionaries for download.

2023-JUN-01

WebSocket

• Added WebSocket Market Data API

REST API

• Added new endpoint /transfers:
  • List matching transfers
  • Get transfer
  • Create crypto address
• Added ability to filter on a specific order_id for fills endpoint:
  • List portfolio fills

INTX UI

• Publish 24h volume on Markets page
• Fixed issue displaying "Short" positions

2023-MAY-19

Improved overall system performance and stability. Features include:

• 20 new price levels on the FIX Market Data feed.
• Reduced latency of the REST API orders endpoint.
• Ability to fetch REST API orders under the same portfolio.

2023-MAY-02

• Public preview of the Coinbase International Exchange FIX and REST APIS.