The Trade Desk announced the launch of an internal venture capital arm, TD7, to invest in technology innovators focused on the open internet. As part of this announcement, The Trade Desk highlighted an initial investment in Chalice, a company pioneering new approaches to algorithmic ad buying. The announcement comes as The Trade Desk launches its new trading platform, Solimar, bringing major advances in ad-buying for the open internet. Solimar’s many features are also available via Application Programming Interfaces (APIs), allowing developers to build on the company’s innovations to create their own ad tech offerings.