API - Release Notes
Latest Release
Updated September 2021
- 10.10: WSH Calendar support, market data in shares, added attributes
- 981: Unification of Allocation Groups and Profiles
- 980: Minor Fixes for Full Functionality
- 979: .Net Standard 2.0, Family Codes, Price-based Volatility, Minor Fixes
- 976: Price Management Algo, Completed Orders
- 975: DDESocketBridge, New Fields in Market Depth Requests, Issues Fixed in Python and ActiveX
- 974: Shortable Shares, Smart Depth, Better Pacing and more
- 973.07: API Installer for RTD Server, ActiveX Issue Fixed, ContractDetails Standard Naming
- 973.06: MiFIR Transaction Reporting Fields;
- 973.06: Tick-by-Tick Real-Time Data for US Stocks
- 973.06: Tick-by-tick midpoint and more.
- 973.05: Contract details; Realized P&L; Option Greeks in RTD; 64-bit ActiveX app support; Last liquidity indicator
- 973.04: Tick-by-Tick Historical Data
- 973.04 Updates to TWS RTD Server for Excel
- 973.04: Excel ActiveX Sample Improved
- 973.04: Expose Market Cap Price in Order Status Response
- 973.04: Adjusted Last in API Samples
- 973.04: Pre-open Bid & Ask Attributes
- 973.03: Request Historical Data Adds keepUpToDate Field
- 973.03: RTD Server
- 973.02: API News Headlines and Articles
- 973.02: Request Matching Symbols Ticker Search
- 973.02: Regulatory Snapshots for Stocks
- 973.01: New Python API
- 973.01: Get Futures Open Interest via API
- 973.01: Request Contract Details relays Underlying Contract Info
Release Notes Archive
Build 9.72 (use with TWS version 959 or higher)
- Unification of Allocation Groups and Profiles
- Show Quote Exchange
- Soft Dollar Tiers
- New EClient Function
- New Order Types Support in API
- Model Portfolios Supported in API
- Fields Renamed from "Expiry" to "LastTradingDay" or "LastTradingDayorContractMonth"
- SSL Support in API
- New Order Fields for Volatility Orders
- Read-Only Mode for API
- Clients and Sample Applications
- Connection Enhancements
- Solicited Flag
- New Error Codes
- primaryExchange Field
- API Order End Marker Bug Fixed