Does it say somewhere that they store your IB username and password? Their documentation suggests otherwise. You will need to authenticate to your Interactive

Does it say somewhere that they store your IB username and password? Their documentation suggests otherwise. You will need to authenticate to your Interactive Brokers account. (Note: Quantopian does not store your brokerage password.)* https://www.quantopian.com/help#overview-livetrading https://www.quantopian.com/help#overview-livetrading