Hi
This was a response about this integration from the support at TradersPost.io:
Interactive Brokers and TradersPost.io – there is no timeline as to when this will go out of beta stages. We have found there to be more API rejections from their API than with other brokers so for now it remains in beta.
Learn more here
Interactive Brokers and TradersPost.io: A Beta Integration that Remains - QUANTLABS.NET
Thanks Bryan