Download the TWS API

TWS API File Location & Tools

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Notable files:

  • %TWSAPI%\API_VersionNum.txt : You can check your API version in this file.
  • %TWSAPI%\samples\CSharp\IBSampleApp\bin\Release\IBSampleApp.exe : You can manually use the IBSampleApp to test the API functions.
  • %TWSAPI%\samples\Java\ApiDemo.jar : This is built with Java. Java users can use it to quickly test the IB TWS API functions.