Web API Latest Release Notes

Hash Id: ed4af2592e9dd4a784d5403843bd18292fd441ea

WebSocket: We added new topics for Book Trader (L2) Market data
- Market Data:
  - sbd+acctId+conid – Subscribe to Book Trader data
  - ubd+acctId – Unsubscribe to Book Trader data

POST /iserver/account/{accountId}/orders: We added Trailing Orders, orderType=TRAIL, TRAILLMT.
- Following params added for Trailing Orders:
  - trailingType: This is the trailing type for trailing amount. We only support two types here: amt or %.
  - trailingAmt: Optional if order is TRAIL or TRAILLMT. When trailingType = amt, this is the trailing amount. When trailingType = %, this means percentage.

Note: No changes to the gateway only backend.

Hash Id: ed4af2592e9dd4a784d5403843bd18292fd441ea

WebSocket: New params for existing topic: str
- Trades:
  - str+{ "realtimeUpdatesOnly": true } – Boolean value to receive new trade updates only and no previous trades.
  - str+{ "days": 1 } – An integer value representing the number of days needed. 1 represents today to a max of upto 7 can be specified.

GET /hmds/history: MarketDate (Beta)Endpoint has been updated to query Shortable Stock historical data
- Two new barType:
  - Inventory: Full history of shortable stock data
  - FeeRate: Fee Rate historical data

Note: No changes to the gateway only backend.

Hash Id: ed4af2592e9dd4a784d5403843bd18292fd441ea

GET /iserver/marketdata/history: The format for the payload response has been updated to reflect the raw data returned from iserver, start → startTime, delay → mktDataDelay. Refer to Market Data History for complete details on the response.
Regional API: We have started to roll out local regional support. Chicago Server will service Canada and South America while NJ Server will service the rest. Each region will be a fall over of the other.
POST /iserver/account/orders/{faGroup}: The endpoint allows Financial Advisors to place orders to a specified group. FA Groups can be created within the Desktop TWS. Refer to the TWS Users' Guide for details.
POST /iserver/account/{accountId}/order/{orderId}: No longer required to receive orderId during the current session when modifying an order.

Note: No changes to the gateway only backend.

Hash Id: ed4af2592e9dd4a784d5403843bd18292fd441ea

GET /iserver/marketdata/history: Endpoint has been updated to support outsideRth - boolean. If set to true will include outside of regular trading hours in the payload response for contracts that support it.
WebSocket: Streaming for market data, orders and pnl have been reformatted as TOPIC+{ARGUMENT}. The first letter determines s=subscribe, u=unsubscribe. Pass an empty argument {} if none is required. For complete details including examples refer to the User's Guide.
- Market Data: Top of the book (level I) data. The 'snapshot' argument is removed. The 'fields' argument is required, refer to Market Data Snapshot for a list of available field values.
  - smd+conid+{"fields":[]}
  - umd+conid+{}
- Live Orders: Relays back real time updates of your open orders. To receive all open orders for the entire day you can poll the endpoint /iserver/account/orders.
  - sor+{}
  - uor+{}
- Profit and Loss: Realized and Unrealized Profit and Loss are available real time streaming. Updates can be received as quickly as once per second.
  - spl+{}
  - upl+{}
- Echo: To maintain an active websocket session it is recommended to send a heartbeat every 10 seconds.
  - ech+hb

Fixes: GET /fyi/unreadnumber: Due to a bug in Chrome that caches headers, the HTTP method has been updated to support both GET and POST.

Note: No changes to the gateway only to the backend.

Hash Id: ed4af2592e9dd4a784d5403843bd18292fd441ea

GET /iserver/marketdata/{conId}/unsubscribe: The endpoint allows the ability to cancel market data for specified conId.
GET /trsv/stocks: Support has been added to relay back payload for multiple companies who use the same stock symbol.
Example: A: [{name: "AGILENT TECHNOLOGIES INC"...}, {name: "AGRONOMIA SPA"...}, {name: "ARMOR MINERALS INC"...}]
GET /iserver/marketdata/history: Payload response now supports mdAvailability S = Streaming, whereby streaming allows up to 5 concurrent requests.
POST /iserver/secdef/search: Endpoint has been updated to relay back description = exchange in the payload response.
POST /tickle: We have added the payload response to also relay back iserver/auth/status.
Fixes: GET /trsv/stocks search by symbol with spacing updated to relay back exchange.

Hash Id: 47d42bed8f3a0a15453dcd10d9accceaf5ece3c1

May 4: Beta Gateway updated to Latest: With this update legacy /v1/portal or /v1/api can be used to communicate to api.ibkr.com.

Hash Id: 859e4e09dd2c1de16ab7333574f08bc46a205960

New api.ibkr.com infrastructure: To improve stability the new domain api.ibkr.com has been created exclusively for traffic for Web API users.
POST /trsrvr/secdef support { symbols: [] }: Endpoint has been updated to supports payload with multiple symbol request(s). Example: { symbols: [FB, BABA, MSFT] }